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ADS-944 Datasheet PDF

DATEL ADS-944

ADS-944 is a high-performance, 14-bit, 5MHz sampling A/D converter. This device accurately samples fullscale input signals up to Nyquist frequencies with no missing codes. The dynamic performance of the ADS-944 has been optimized to achieve a THD of –77dB and a SNR of 76dB.
Part No. ADS-944
Datasheet ADS-944 Download
Manufacturer
DATEL
Description 5MHz Sampling A/D Converters
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ADS-944 datasheet page 1 preview

FEATURES

„ 14-bit resolution „ 5MHz minimum sampling rate „ No missing codes over full HI-REL temperature range „ Edge-triggered, no pipeline delay „ Low power, 2.95 Watts „ Small, 32-pin, ceramic TDIP package „ SMT package available „ Excellent dynamic performance „ MIL-STD-883 screening or DESC SMD available INPUT/OUTPUT CONNECTIONS PIN FUNCTION PIN FUNCTION 1 +5V ANALOG SUPPLY 32 START CONVERT 2 –5.2V DIGITAL SUPPLY 31 BIT 1 (MSB) 3 ANALOG INPUT 30 BIT 1 (MSB) 4 ANALOG GROUND 29 BIT 2 5 OFFSET ADJUST 28 BIT 3 6 ANALOG GROUND 27 BIT 4 7 GAIN ADJUST 26 BIT 5 8 COMP. BITS 25 BIT 6 9 OUTPUT ENABLE 24 BIT 7 10 +5V DIGITAL SUPPLY 23 BIT 8 11 ANALOG GROUND 22 BIT 9 12 +15V SUPPLY 21 BIT 10 13 –15V SUPPLY 20 BIT 11 14 –5.2V ANALOG SUPPLY 19 BIT 12 15 DIGITAL GROUND 18 BIT 13 16 EOC 17 BIT 14 (LSB) BLOCK DIAGRAM ANALOG INPUT 3 GAIN ADJUST 7 OFFSET ADJUST 5 START CONVERT 32 EOC 16 – S/H + GAIN CIRCUIT BUFFER FLASH ADC 1 REF DAC Σ OFFSET CIRCUIT AMP FLASH ADC 2 TIMING AND CONTROL LOGIC DIGITAL...
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