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AN221E04 Datasheet – Dynamically Reconfigurable FPAA With Enhanced I/O
DS030100-U006a - 19 -
Power Supply Rejection Ratio (PSRR) Measurements
The following plots give an indication of the PSRR for some representative CAMs.
AVDD to Power Supply (PS): 5v +/- 0.25v sinusoidal waveform (100 kHz to 1 MHz)
INPUT AMP PSRR [dB]
20.00
30.00
40.00
50.00
60.00
70.00
80.00
DC
100
1KHz
10KHz
100KHz
1M Hz
INPUT LPF PSRR [dB]
20.00
30.00
40.00
50.00
60.00
70.00
80.00
DC
15
50
100
1KHz
10KHz 100KHz 1M Hz
VMR, Vref+, Vref-
PSRR [dB]
20.00
30.00
40.00
50.00
60.00
70.00
80.00
90.00
100.00
DC
100
1KHz
10KHz
100KHz
1M Hz
PSRR_VMR [ dB]
PSRR_VREFP [ dB]
PSRR_VREFP [ dB]
OUTPUT Voltage Mode + LPF PSRR [dB]
20.00
30.00
40.00
50.00
60.00
70.00
80.00
DC
100
1KHz
10KHz
100KHz
1M Hz
GAININV_1MHz PSRR [dB]
20
30
40
50
60
70
80
90
100
DC
50
100
1KHz
10KHz
100KHz
1M Hz
GAININV_4MHz PSRR [dB]
20
30
40
50
60
70
80
90
100
100
1KHz
10KHz
100KHz
1M Hz
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