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AD7400AYRWZREEL7 Datasheet(PDF) 3 Page - Analog Devices |
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AD7400AYRWZREEL7 Datasheet(HTML) 3 Page - Analog Devices |
3 / 19 page Preliminary Technical Data AD7400A Rev. PrA | Page 3 of 19 SPECIFICATIONS VDD1 = 4.5 V to 5.25 V, VDD2 = 3 V to 5.5 V, VIN+ = −200V to +200mV, and VIN− = 0 V (single-ended); TA = TMIN to TMAX, fMCLK = 10 MHz, tested with Sinc3 filter, 256 decimation rate, as defined by Verilog code, unless otherwise noted.1 Table 1. Parameter Y Version1, 2 Unit Test Conditions/Comments STATIC PERFORMANCE Resolution 16 Bits min Filter output truncated to 16 bits Integral Nonlinearity3 ±15 LSB max −40°C to +85°C; ±2 LSB typical ±25 LSB max >85°C to 105°C Differential Nonlinearity3 ±0.9 LSB max Guaranteed no missing codes to 16 bits Offset Error3 ±0.5 mV max ±50 µV typ TA = 25°C Offset Drift vs. Temperature3 3.5 µV/°C max −40°C to +105°C 1 µV/°C typ Offset Drift vs. VDD1 120 µV/V typ Gain Error3 ±1 mV max Gain Error Drift vs. Temperature3 23 µV/°C typ −40°C to +105°C Gain Error Drift vs. VDD13 110 µV/V typ ANALOG INPUT Input Voltage Range ±200 mV min/mV max For specified performance; full range ±320 mV Dynamic Input Current ±7 µA max VIN+ = 400 mV, VIN− = 0 V ±0.5 µA typ VIN+ = VIN− = 0 V Input Capacitance 10 pF typ DYNAMIC SPECIFICATIONS VIN+ = 35 Hz, 400 mV p-p sine Signal-to-(Noise + Distortion) Ratio (SINAD)3 70 dB min −40°C to +85°C 65 dB min >85°C to 105°C 79 dB typ Signal-to-Noise Ratio (SNR)3 71 dB min −40°C to +105°C Total Harmonic Distortion (THD)3 −88 dB typ Peak Harmonic or Spurious Noise (SFDR)3 −88 dB typ Effective Number of Bits (ENOB)3 11.5 Bits Isolation Transient Immunity3 25 kV/µs min 30 kV/µs typ LOGIC OUTPUTS Output High Voltage, VOH VDD2 − 0.1 V min IO = −200 µA Output Low Voltage, VOL 0.4 V max IO = +200 µA POWER REQUIREMENTS VDD1 4.5/5.25 V min/V max VDD2 3/5.5 V min/V max IDD14 12 mA max VDD1 = 5.25 V IDD25 6 mA max VDD2 = 5.5 V 4 mA max VDD2 = 3.3 V 1 Temperature range is −40°C to +125°C except where specified. 2 All voltages are relative to their respective ground. 3 See the Terminology section. 4 See Figure 15. 5 See Figure 16. |
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