Figure 3.Test Circuit For Adc Performance Testing; Figure 4.Psrr Test Configuration - Cirrus Logic CS4244 Manual

Power DAC
GND
OUT
Analog Generator
DS900F2
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
-
100 k
+
100 k
2700 pF
100 k
+
100 k
-
VA
470 pF
634 
+Vcc
Operational
Amplifier
-
+
-Vcc
-
90.9 
CS4244 AINx +
CS4244 AINx -
90.9 
DUT
PWR
GND
Analog Digital
Out Out
-
+
-
+
+
Analyzer
CS4244
13