Please enter a valid full or partial manufacturer part number with a minimum of 3 letters or numbers

    AD537 Search Results

    SF Impression Pixel

    AD537 Price and Stock

    Analog Devices Inc AD537SH

    IC V/F CONV 100KHZ TO100-10
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey AD537SH Bulk 95 1
    • 1 $154.91
    • 10 $127.715
    • 100 $154.91
    • 1000 $154.91
    • 10000 $154.91
    Buy Now
    Verical AD537SH 315 5
    • 1 -
    • 10 $141.7143
    • 100 $141.7143
    • 1000 $141.7143
    • 10000 $141.7143
    Buy Now
    Analog Devices Inc AD537SH 336
    • 1 $154.91
    • 10 $127.715
    • 100 $124
    • 1000 $97.9
    • 10000 $97.9
    Buy Now
    Bristol Electronics AD537SH 14
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Get Quote

    Analog Devices Inc AD537KH

    IC V/F CONV 100KHZ TO100-10
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey AD537KH Bulk 53 1
    • 1 $86.95
    • 10 $69.379
    • 100 $63.1125
    • 1000 $63.1125
    • 10000 $63.1125
    Buy Now
    Verical AD537KH 90 9
    • 1 -
    • 10 $58.95
    • 100 $58.95
    • 1000 $58.95
    • 10000 $58.95
    Buy Now
    AD537KH 1 1
    • 1 $58.95
    • 10 $58.95
    • 100 $58.95
    • 1000 $58.95
    • 10000 $58.95
    Buy Now
    AD537KH 1 1
    • 1 $11.91
    • 10 $11.91
    • 100 $11.91
    • 1000 $11.91
    • 10000 $11.91
    Buy Now
    Arrow Electronics AD537KH 1 10 Weeks 1
    • 1 $11.91
    • 10 $11.91
    • 100 $11.91
    • 1000 $11.91
    • 10000 $11.91
    Buy Now
    AD537KH 1 10 Weeks 9
    • 1 -
    • 10 $58.95
    • 100 $58.95
    • 1000 $58.95
    • 10000 $58.95
    Buy Now
    Bristol Electronics AD537KH 22
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Get Quote
    AD537KH 17
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Get Quote
    Quest Components AD537KH 16
    • 1 $59.96
    • 10 $53.964
    • 100 $53.964
    • 1000 $53.964
    • 10000 $53.964
    Buy Now
    AD537KH 13
    • 1 $74.192
    • 10 $66.7728
    • 100 $66.7728
    • 1000 $66.7728
    • 10000 $66.7728
    Buy Now
    Rochester Electronics AD537KH 1,209 1
    • 1 $70.13
    • 10 $70.13
    • 100 $65.92
    • 1000 $59.61
    • 10000 $59.61
    Buy Now
    ComSIT USA AD537KH 76
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Get Quote

    Analog Devices Inc AD5370BCPZ

    IC DAC 16BIT V-OUT 64LFCSP
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey AD5370BCPZ Tray 47 1
    • 1 $133.04
    • 10 $108.771
    • 100 $133.04
    • 1000 $133.04
    • 10000 $133.04
    Buy Now
    Mouser Electronics AD5370BCPZ 2
    • 1 $131.54
    • 10 $108.75
    • 100 $103.94
    • 1000 $103.94
    • 10000 $103.94
    Buy Now
    Rochester Electronics AD5370BCPZ 3 1
    • 1 $115.49
    • 10 $115.49
    • 100 $108.56
    • 1000 $98.17
    • 10000 $98.17
    Buy Now
    Richardson RFPD AD5370BCPZ 6
    • 1 -
    • 10 $121.17
    • 100 $113.09
    • 1000 $108.73
    • 10000 $108.73
    Buy Now
    Win Source Electronics AD5370BCPZ 394
    • 1 $141.305
    • 10 $122.464
    • 100 $122.464
    • 1000 $122.464
    • 10000 $122.464
    Buy Now

    Analog Devices Inc AD5373BCPZ

    IC DAC 14BIT V-OUT 64LFCSP
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey AD5373BCPZ Tray 40 1
    • 1 $103.56
    • 10 $83.483
    • 100 $77.5625
    • 1000 $77.5625
    • 10000 $77.5625
    Buy Now
    Mouser Electronics AD5373BCPZ 8
    • 1 $102.43
    • 10 $83.46
    • 100 $77.57
    • 1000 $77.57
    • 10000 $77.57
    Buy Now
    Richardson RFPD AD5373BCPZ 8
    • 1 -
    • 10 $90.41
    • 100 $84.38
    • 1000 $81.14
    • 10000 $81.14
    Buy Now

    Analog Devices Inc AD5372BCPZ

    IC DAC 16BIT V-OUT 56LFCSP
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey AD5372BCPZ Tray 39 1
    • 1 $114.71
    • 10 $93.012
    • 100 $87.4375
    • 1000 $87.4375
    • 10000 $87.4375
    Buy Now
    Mouser Electronics AD5372BCPZ 7
    • 1 $107.55
    • 10 $91.62
    • 100 $87.44
    • 1000 $87.44
    • 10000 $87.44
    Buy Now
    Verical AD5372BCPZ 301 7
    • 1 -
    • 10 $87.25
    • 100 $86.38
    • 1000 $86.38
    • 10000 $86.38
    Buy Now
    Arrow Electronics AD5372BCPZ 301 10 Weeks 7
    • 1 -
    • 10 $87.25
    • 100 $86.38
    • 1000 $86.38
    • 10000 $86.38
    Buy Now
    Newark AD5372BCPZ Bulk 7 1
    • 1 $108.65
    • 10 $92.2
    • 100 $87.43
    • 1000 $87.43
    • 10000 $87.43
    Buy Now

    AD537 Datasheets (98)

    Part ECAD Model Manufacturer Description Curated Datasheet Type PDF
    AD537 Analog Devices Integrated Circuit Voltage-to-Frequency Converter Original PDF
    AD537 Unknown Integrated Circuit Voltage-to-Frequency Converter Original PDF
    AD537 Analog Devices Modules-Subsystems Data Book 1984 Scan PDF
    AD537 Analog Devices Data Acquisition Products Catalog 1978 Scan PDF
    AD537 Analog Devices Data Acquisition Products Catalog Supplement 1979 Scan PDF
    AD537 Unknown The Industrial Linear IC Data Book 1993 Scan PDF
    AD5370 Analog Devices 40-Channel, 16-Bit, Serial Input, Voltage-Output DACs Preliminary Data Sheet (Rev. PrE, 4/2006) Original PDF
    AD5370703D Analog Devices AD537S - Aerospace Voltage to Frequency Converter, ±30V to 150kHz Package: 14 ld CerDIP; No of Pins: 28; Temperature Range: MILITARY; Container: 25/Tube Original PDF
    AD5370BCPZ Analog Devices 40-Channel, 16-Bit, Serial Input, Voltage-Output DACs Original PDF
    AD5370BCPZ Analog Devices 40-Channel, 16-Bit, Serial Input, Voltage-Output DACs; Package: LFCSP (9x9mm, 7.10 exposed pad); No of Pins: 64; Temperature Range: Industrial Original PDF
    AD5370BCPZ Analog Devices AD5370 - IC SERIAL INPUT LOADING, 20 us SETTLING TIME, 16-BIT DAC, QCC64, 9 X 9 MM, ROHS COMPLIANT, MO-220VMMD-4, LFCSP-64, Digital to Analog Converter Original PDF
    AD5370BCPZ-REEL7 Analog Devices 40-Channel, 16-Bit, Serial Input, Voltage-Output DACs; Package: LFCSP (9x9mm, 7.10 exposed pad); No of Pins: 64; Temperature Range: Industrial Original PDF
    AD5370BCPZ-REEL7 Analog Devices AD5370 - IC SERIAL INPUT LOADING, 20 us SETTLING TIME, 16-BIT DAC, QCC64, 9 X 9 MM, ROHS COMPLIANT, MO-220VMMD-4, LFCSP-64, Digital to Analog Converter Original PDF
    AD5370BSTZ Analog Devices 40-Channel, 16-Bit, Serial Input, Voltage-Output DACs Original PDF
    AD5370BSTZ Analog Devices AD5370 - IC SERIAL INPUT LOADING, 20 us SETTLING TIME, 16-BIT DAC, PQFP64, ROHS COMPLIANT, MS-026BCD, LQFP-64, Digital to Analog Converter Original PDF
    AD5370BSTZ-REEL Analog Devices 40-Channel, 16-Bit, Serial Input, Voltage-Output DACs; Package: LQFP (10x10mm); No of Pins: 64; Temperature Range: Industrial Original PDF
    AD5370BSTZ-REEL Analog Devices AD5370 - IC SERIAL INPUT LOADING, 20 us SETTLING TIME, 16-BIT DAC, PQFP64, ROHS COMPLIANT, MS-026BCD, LQFP-64, Digital to Analog Converter Original PDF
    AD5371 Analog Devices 40-Channel, 14-Bit Serial Input, Voltage-Output DAC Preliminary Data Sheet (Rev. PrE, 4/2006) Original PDF
    AD5371BBCZ Analog Devices 40-Channel, 14-Bit Serial Input, Voltage-Output DAC Original PDF
    AD5371BBCZ Analog Devices 40-Channel, 14-Bit, Serial Input, Voltage Output DAC; Package: CSPBGA (10x10x1.35); No of Pins: 100; Temperature Range: Industrial Original PDF

    AD537 Datasheets Context Search

    Catalog Datasheet MFG & Type PDF Document Tags

    "Voltage-to-Frequency Converters"

    Abstract: B 1148 0-10V AD537 AD537J AD537K AD650J AD650K AD654 AD7740
    Text: ast VOLTAGE to FREQUENCY CONVERTERS MODEL Power Supply Requirements +Icc +Vcc mA -Vee -Iee mA AD537 AD537J AD537K AD537J AD537K +5V +5V +5V +5V +15V 2.5 2.5 2.5 2.5 2.5 -15 2.5 -15 -15 ADVFC32K/B +15V 8 AD650J AD650K +15V +15V AD652J AD652K Input Clock Full


    Original
    PDF AD537 AD537J AD537K ADVFC32K/B AD650J AD650K AD652J AD652K "Voltage-to-Frequency Converters" B 1148 0-10V AD537 AD537J AD537K AD650J AD650K AD654 AD7740

    XTAL-CM309S

    Abstract: SO8NB ADP3303 digikey datasheet LQFP64 AD5370 AD5372 AD5373 ADR423 ADR435 header20
    Text: Evaluation Board for AD5370/AD5372/AD5373 EVAL-AD5370/2/3EBZ Preliminary Technical Data FEATURES INTRODUCTION Full-Featured Evaluation Board for the AD5370/AD5372/AD5373 USB Interface PC Software for Register Programming Various Reference Voltages Available


    Original
    PDF AD5370/AD5372/AD5373 EVAL-AD5370/2/3EBZ AD5370, AD5372 AD5373. AD537x EB07010-0-5/08 XTAL-CM309S SO8NB ADP3303 digikey datasheet LQFP64 AD5370 AD5373 ADR423 ADR435 header20

    12V relay 4098

    Abstract: AD5378 AD5379ABC AD5380BST-3 AD5380BST-5 AD5381BST-3 AD5381BST-5 BC-108
    Text: 32-Channel, 14-Bit, Parallel and Serial Input, Bipolar Voltage Output DAC AD5378 FEATURES Interface options Parallel interface DSP/microcontroller-compatible 3-wire serial interface 2.5 V to 5.5 V JEDEC-compliant digital levels SDO daisy-chaining option Power-on reset


    Original
    PDF 32-Channel, 14-Bit, AD5378 32-channel 108-lead MO-192-AAD-1 108-Ball BC-108-2) AD5378ABC AD5378ABCZ1 12V relay 4098 AD5378 AD5379ABC AD5380BST-3 AD5380BST-5 AD5381BST-3 AD5381BST-5 BC-108

    Untitled

    Abstract: No abstract text available
    Text: 40-Channel,16-Bit, Serial Input, Voltage Output DAC AD5370 FEATURES 2.5 V to 5.5 V digital interface Digital reset RESET Clear function to user-defined SIGGNDx Simultaneous update of DAC outputs 40-channel DAC in a 64-lead LFCSP and a 64-lead LQFP Guaranteed monotonic to 16 bits


    Original
    PDF 40-Channel 16-Bit, AD5370 64-lead IndustD5370BCPZ AD5370BCPZ-REEL71 AD5370BSTZ1 AD5370BSTZ-REEL1

    Untitled

    Abstract: No abstract text available
    Text: 32-Channel, 16-/14-Bit, Serial Input, Voltage Output DAC AD5372/AD5373 FEATURES 2.5 V to 5.5 V JEDEC-compliant digital levels Digital reset RESET Clear function to user-defined SIGGNDx Simultaneous update of DAC outputs 32-channel DAC in a 64-lead LQFP and 64-lead LFCSP


    Original
    PDF 32-Channel, 16-/14-Bit, AD5372/AD5373 32-channel 64-lead AD5372/AD53731

    bc1082

    Abstract: 12V relay 4098 AD5379 AD5380BST-3 AD5380BST-5 AD5381BST-3 AD5381BST-5
    Text: 40-Channel, 14-Bit, Parallel and Serial Input, Bipolar Voltage-Output DAC AD5379 FEATURES Interface options: Parallel interface DSP/microcontroller-compatible, 3-wire serial interface 2.5 V to 5.5 V JEDEC-compliant digital levels SDO daisy-chaining option


    Original
    PDF 40-Channel, 14-Bit, AD5379 40-channel 108-lead MO-192-AAD-1 108-Ball BC-108-2) AD5379ABC AD5379ABCZ bc1082 12V relay 4098 AD5379 AD5380BST-3 AD5380BST-5 AD5381BST-3 AD5381BST-5

    Untitled

    Abstract: No abstract text available
    Text: VOLTAGE to FREQUENCY CONVERTERS Power Supply Requirements +Vcc +Icc Volts mA -Vee MODEL -Iee mA AD537 AD537 AD537 AD537 +5V +5V +5V +15V 2.5 2.5 2.5 2.5 -15 2.5 -15 -15 ADVFC32 +15V 8 AD650 AD650 +15V +15V 8 8 AD654 +5V 2.5 Input Voltage Range # Input Clock


    Original
    PDF AD537 ADVFC32 AD650 AD650 O-100

    Untitled

    Abstract: No abstract text available
    Text: 40-Channel, 16-Bit, Serial Input, Voltage-Output DACs AD5370 Preliminary Technical Data DSP/microcontroller-compatible serial interface 2.5 V to 5.5 V JEDEC-compliant digital levels Power-on reset Digital reset RESET FEATURES 40-channel DAC in 64 Lead LFCSP and LQFP


    Original
    PDF 40-Channel, 16-Bit, AD5370 40-channel MO-220-VMMD 64-Lead CP-64-3) AD5370BSTZ AD5370BCPZ

    AD652

    Abstract: AD7740 AD537 AD650 AD654 AD7741 AD7742 ADVFC32
    Text: ADI Site Navigation Selection Table Voltage to Frequency Converters Input Voltage Range Architecture # Channels V ±11 AD537 Non-Synchronous 1-Single Ended Generic Part# AD650 Non-Synchronous 1-Single Ended +11 AD652 1-Single Ended ±10 AD654 Non-Synchronous


    Original
    PDF AD537 AD650 AD652 AD654 AD7740 AD7741 AD7742 ADVFC32 14eudo 14-Lead AD652 AD7740 AD7741 AD7742

    TAJ-C

    Abstract: AD5379 AD820 REF193 REF195 HEADER28 FEC 240-333
    Text: PRELIMINARY TECHNICAL DATA a Evaluation Board for AD5379, 40-Channel, 14-Bit, Parallel And Serial Input, Voltage-Output DAC Preliminary Technical Data EVAL-AD5379 FEATURES Full Featured Evaluation Board On Board Reference and Buffers Various Link Options Direct Hook up to Printer Port of IC


    Original
    PDF AD5379, 40-Channel, 14-Bit, EVAL-AD5379 AD5379 BPW108-1030-12AA01 TAJ-C AD820 REF193 REF195 HEADER28 FEC 240-333

    AD5373

    Abstract: No abstract text available
    Text: 32-Channel, 16-/14-Bit, Serial Input, Voltage Output DAC AD5372/AD5373 FEATURES 2.5 V to 5.5 V JEDEC-compliant digital levels Digital reset RESET Clear function to user-defined SIGGNDx Simultaneous update of DAC outputs 32-channel DAC in a 64-lead LQFP and 64-lead LFCSP


    Original
    PDF 32-Channel, 16-/14-Bit, AD5372/AD5373 32-channel 64-lead AD5372/AD53731 AD5373

    AD537

    Abstract: AD537J AD537K AD650J AD650K AD654 AD7740 AD7741 AD7742 ADVFC32K
    Text: ast VOLTAGE to FREQUENCY CONVERTERS MODEL AD537 AD537J AD537K AD537J AD537K Power Supply Input # Input Requirements Voltage Channels +Vcc +Icc -Iee Range Volts mA -Vee mA +5V +5V +5V +5V +15V 3 3 3 3 3 Clock Full Frequency Scale MHz MHz Min Max MHz Acurracy Accuracy


    Original
    PDF AD537 AD537J AD537K /100kHz /100kHz /250kHz /500kHz AD537 AD537J AD537K AD650J AD650K AD654 AD7740 AD7741 AD7742 ADVFC32K

    Untitled

    Abstract: No abstract text available
    Text: Evaluation Board for AD5370/AD5372/AD5373 EVAL-AD5370/2/3EB Preliminary Technical Data FEATURES INTRODUCTION Full-Featured Evaluation Board for the AD5370/AD5372/AD5373 USB Interface PC Software for Register Programming Various Reference Voltages Available


    Original
    PDF AD5370/AD5372/AD5373 EVAL-AD5370/2/3EB AD5370, AD5372 AD5373. AD537x PR07010-0-8/07

    AD5372

    Abstract: AD5373
    Text: 32-Channel, 16/14, Serial Input, Voltage-Output DACs AD5372/AD5373 Preliminary Technical Data Power-on reset Digital reset RESET Clear function to user-defined SIGGND (CLR pin) Simultaneous update of DAC outputs (LDAC pin) FEATURES 32-channel DAC in 56-LFCSP and 64-LQFP


    Original
    PDF 32-Channel, AD5372/AD5373 32-channel 56-LFCSP 64-LQFP AD5372 AD5373 MO-220-VLLD-2 56-Lead CP-56)

    Untitled

    Abstract: No abstract text available
    Text: 32-Channel, 16-/14-Bit, Serial Input, Voltage-Output DACs AD5372/AD5373 FEATURES SPI serial interface 2.5 V to 5.5 V JEDEC-compliant digital levels Digital reset RESET Clear function to user-defined SIGGNDx Simultaneous update of DAC outputs 32-channel DAC in a 64-lead LQFP


    Original
    PDF 32-Channel, 16-/14-Bit, AD5372/AD5373 32-channel 64-lead AD5372/AD53731 AD5372BSTZ AD5372BSTZ-REEL1 AD5373BSTZ1 AD5373BSTZ-REEL1

    T227

    Abstract: No abstract text available
    Text: 32-Channel, 14-Bit, Parallel and Serial Input, Bipolar Voltage Output DAC AD5378 FEATURES Interface options Parallel interface DSP/microcontroller-compatible 3-wire serial interface 2.5 V to 5.5 V JEDEC-compliant digital levels SDO daisy-chaining option Power-on reset


    Original
    PDF 32-Channel, 14-Bit, AD5378 32-channel 108-lead MO-192-AAD-1 108-Ball BC-108-2) AD5378ABC AD5378ABCZ1 T227

    Untitled

    Abstract: No abstract text available
    Text: 40-Channel, 14-Bit, Parallel and Serial Input, Bipolar Voltage-Output DAC AD5379 FEATURES Interface options: Parallel interface DSP/microcontroller-compatible, 3-wire serial interface 2.5 V to 5.5 V JEDEC-compliant digital levels SDO daisy-chaining option


    Original
    PDF 40-Channel, 14-Bit, AD5379 40-channel 108-lead MO-192-AAD-1 108-Ball BC-108-2) AD5379ABC AD5379ABCZ

    AD654

    Abstract: AD537 AD7740 AD7741 AD7742 ADVFC32 AD650
    Text: VOLTAGE to FREQUENCY CONVERTERS MODEL Power Supply Requirements +Vcc +Icc Volts mA -Vee -Iee mA AD537 AD537 AD537 AD537 +5V +5V +5V +15V 2.5 2.5 2.5 2.5 -15 2.5 -15 -15 ADVFC32 +15V 8 AD650 AD650 +15V +15V 8 8 AD654 Input Voltage Range # Input Clock Channels Frequency


    Original
    PDF AD537 ADVFC32 AD650 AD654 O-100 AD654 AD537 AD7740 AD7741 AD7742 ADVFC32 AD650

    Untitled

    Abstract: No abstract text available
    Text: Voltage to Frequency Converter AD537S 1.0 Scope This specification documents the detail requirements for space qualified product manufactured on Analog Devices, Inc.'s QML certified line per MIL-PRF-38535 Level V except as modified herein. The manufacturing flow described in the STANDARD SPACE LEVEL PRODUCTS PROGRAM brochure is to be considered


    Original
    PDF AD537S MIL-PRF-38535 com/AD537 MIL-STD-883, TM2018. ASD0016511

    Untitled

    Abstract: No abstract text available
    Text: 40-Channel, 14-Bit, Serial Input, Voltage Output DAC AD5371 FEATURES 40-channel DAC in 80-lead LQFP and 100-ball CSP_BGA Guaranteed monotonic to 14 bits Maximum output voltage span of 4 x VREF 20 V Nominal output voltage span of −4 V to +8 V Multiple, independent output voltage spans available


    Original
    PDF 40-Channel, 14-Bit, AD5371 40-channel 80-lead 100-ball AD5371BSTZ AD5371BSTZ-REEL1 AD5371BBCZ1 AD5371BBCZ-REEL1

    Untitled

    Abstract: No abstract text available
    Text: 32-Channel, 16-/14-Bit, Serial Input, Voltage Output DAC AD5372/AD5373 FEATURES 2.5 V to 5.5 V JEDEC-compliant digital levels Digital reset RESET Clear function to user-defined SIGGNDx Simultaneous update of DAC outputs 32-channel DAC in a 64-lead LQFP and 64-lead LFCSP


    Original
    PDF 32-Channel, 16-/14-Bit, AD5372/AD5373 32-channel 64-lead AD5372/AD53731

    Untitled

    Abstract: No abstract text available
    Text: 40-Channel, 14-Bit, Parallel and Serial Input, Bipolar Voltage-Output DAC AD5379 FEATURES Interface options: Parallel interface DSP/microcontroller-compatible, 3-wire serial interface 2.5 V to 5.5 V JEDEC-compliant digital levels SDO daisy-chaining option


    Original
    PDF 40-Channel, 14-Bit, AD5379 40-channel 108-lead MO-192-AAD-1 108-Ball BC-108-2) AD5379ABC AD5379ABCZ

    Untitled

    Abstract: No abstract text available
    Text: 40-Channel, 14-Bit Serial Input, Voltage-Output DAC AD5371 Preliminary Technical Data Power-on reset Digital reset RESET Clear function to user-defined SIGGND (CLR pin) Simultaneous update of DAC outputs (LDAC pin) FEATURES 40-channel DAC in 80 Lead LQFP and 100 Ball CSPBGA


    Original
    PDF 40-Channel, 14-Bit AD5371 40-channel MO-205AC 100-Lead BC-100-2) AD5371BSTZ AD5371BBCZ 80-Lead

    AD537

    Abstract: AD537S pin diagram of AD537
    Text: □ ANALOG DEVICES Integrated Circuit Voltage-to-Frequency Converter AD537 1.1 Scope. This specification covers the detail requirem ents for a voltage-to-frequency converter with full scale range of up to 150kHz. 1.2 P art N um ber The complete part num ber per Table 1 of this specification is as follows:


    OCR Scan
    PDF AD537 150kHz. AD537S /883B ADI-M-1000: 14-Pin H-10A 10-Pin MIL-STD-883 pin diagram of AD537