Datasheet Analog Devices AD7440BRMZ — 数据表

Data Sheet Differential Input, 1 MSPS
10-Bit and 12-Bit ADCs in an 8-Lead SOT-23
AD7440/AD7450A FEATURES FUNCTIONAL BLOCK DIAGRAM
VDD Fast throughput rate: 1 MSPS
Specified for VDD of 3 V and 5 V
Low power at max throughput rate
4 mW max at 1 MSPS with 3 V supplies
9.25 mW max at 1 MSPS with 5 V supplies
Fully differential analog input
Wide input bandwidth
70 dB SINAD at 100 kHz input frequency
Flexible power/serial clock speed management
No pipeline delays
High speed serial interface
SPI/QSPI™/MICROWIRE™/DSP compatible
Power-down mode: 1 μA max
8-lead SOT-23 and MSOP packages VIN+ 12-BIT
SUCCESSIVE
APPROXIMATION
ADC T/H
VIN–
VREF SCLK AD7440/AD7450A SDATA
CONTROL LOGIC 03051-A-001 CS GND APPLICATIONS Figure 1. Transducer interface …