DDC232
FEATURES
- 2 Single-Chip Solution to Directly Measure 32 Low-Level Currents
- High-Precision, True Integrating Function
- Integral Linearity:
±0.025% of Reading ±1.0ppm of FSR
- Very Low Noise: 5.3ppm of FSR
- Low Power: 7m W/channel
- Adjustable Full-Scale Range
- Adjustable Speed
- Data Rate up to 6k SPS
- Integration Times as low as 166.5ms
- Daisy-Chainable Serial Interface
- In-Package Bypass Capacitors Simplify PCB Design
APPLICATIONS
- CT Scanner DAS
- Photodiode Sensors
- X-Ray Detection Systems
The DDC232 uses a +5V analog supply and a +2.7V to +3.6V digital supply. Operating over the temperature range of 0°C to +70°C, the DDC232 BGA-64 package is offered in two versions: the DDC232C for low-power applications, and the DDC232CK when higher speeds are required.
AVDD VREF
DVDD
0.1m F 0.1m F
0.1m F
IN1
Dual Switched Integrator
IN2
Dual Switched Integrator
IN3
Dual Switched Integrator
IN4
Dual Switched Integrator
DS ADC
DS ADC
Configuration and
Control
CLK CONV...
