Figure 3. Test Circuit For Adc Performance Testing; Figure 4. Psrr Test Configuration - Cirrus Logic CDB4244 Manual

Power DAC
GND
OUT
Analog Generator
DS900PP2
4.7 uF
Analog Signal +
100 k
100 k
Analog Signal -
4.7 uF

Figure 3. Test Circuit for ADC Performance Testing

+Vcc
OUT
Test Equipment

Figure 4. PSRR Test Configuration

634 
470 pF
VA
-
90.9 
100 k
+
100 k
2700 pF
100 k
+
100 k
90.9 
-
VA
470 pF
634 
+Vcc
Operational
Amplifier
-
+
-Vcc
-
CS4244 AINx +
CS4244 AINx -
DUT
PWR
GND
Analog Digital
Out Out
-
+
-
+
+
Analyzer
CS4244
13