BUY ICL7641ECPD https://www.utsource.net/itm/p/32418.html
Description: The ICL7641ECPD is a high performance, low power, CMOS, monolithic, data acquisition device containing a 12-bit A/D converter, 8-bit digital-to-analog converter (DAC), and other support circuits.
Features:
12-bit A/D converter
8-bit DAC
Low power consumption
High performance
CMOS monolithic construction
On-chip clock
On-chip reference
On-chip voltage regulator
Programmable input range
Programmable output range
Programmable gain
Programmable offset
Programmable polarity
Programmable power-down
Applications:
Data acquisition systems
Automated test equipment
Industrial process control
Medical instrumentation
Portable instrumentation
Battery-powered equipment
Automotive applications
(For reference only)