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Data Sheet
2.35 V to 5.25 V, 1 MSPS, 12-/10-/8-Bit ADCs in 6-Lead SC70
AD7476A/AD7477A/AD7478A
FEATURES
Fast throughput rate: 1 MSPS Specified for VDD of 2.35 V to 5.25 V Low power
3.6 mW at 1 MSPS with 3 V supplies 12.5 mW at 1 MSPS with 5 V supplies Wide input bandwidth 71 dB SNR at 100 kHz input frequency Flexible power/serial clock speed management No pipeline delays High speed serial interface SPI/QSPI™/MICROWIRE/DSP compatible Standby mode: 1 µA maximum 6-lead SC70 package 8-lead MSOP Qualified for automotive applications
FUNCTIONAL BLOCK DIAGRAM
VDD
VIN T/H
12-/10-/8-BIT SUCCESSIVEAPPROXIMATION
ADC
CONTROL LOGIC
AD7476A/AD7477A/AD7478A
GND
Figure 1.