Datasheet

Data Sheet AD5232
Rev. C | Page 11 of 24
0
–6
–12
–18
–24
–30
–36
–42
–48
–54
–60
1k 10k
100k 1M
FREQUENCY (Hz)
GAIN (dB)
02618-017
R
AB
= 10kΩ
0x80
0x40
0x20
0x10
0x08
0x04
0x02
0x01
V
DD
= +2.7V
V
SS
= –2.7V
V
A
= 100mV rms
T
A
= 25°C
V
A
Figure 17. Gain vs. Frequency vs. Code, R
AB
= 10 kΩ
0
–6
–12
–18
–24
–30
–36
–42
–48
–54
–60
1k
10k 100k 1M
FREQUENCY (Hz)
GAIN (dB)
02618-018
R
AB
= 50kΩ
V
DD
= +2.7V
V
SS
= –2.7V
V
A
= 100mV rms
T
A
= 25°C
V
A
0x80
0x40
0x20
0x10
0x08
0x04
0x02
0x01
Figure 18. Gain vs. Frequency vs. Code, R
AB
= 50 kΩ
0
–6
–12
–18
–24
–30
–36
–42
–48
–54
–60
1k 10k 100k 1M
FREQUENCY (Hz)
GAIN (dB)
02618-019
R
AB
= 100kΩ
V
DD
= +2.7V
V
SS
= –2.7V
V
A
= 100mV rms
T
A
= 25°C
V
A
0x80
0x40
0x20
0x10
0x08
0x04
0x02
0x01
Figure 19. Gain vs. Frequency vs. Code, R
AB
= 100 kΩ
80
60
40
20
0
1k
10k 100k 1M
FREQUENCY (Hz)
PSRR REJECTION (dB)
02618-020
R
AB
= 100kΩ
R
AB
= 10kΩ
R
AB
= 50kΩ
V
DD
= 5.5V ± 100mV AC
V
SS
= 0V
V
B
= 5V
V
A
= 0V
MEASURE AT V
W
WITH CODE = 0x80
T
A
= 25°C
Figure 20. PSRR vs. Frequency
120
100
80
60
40
20
1
10
100
FREQUENCY (kHz)
C
TA
ANALOG CROSSTALK REJECTION (dB)
02618-021
R
AB
= 100kΩ
R
AB
= 10kΩ
R
AB
= 50kΩ
V
DD
= V
A2
= +2.75V
V
SS
= V
B2
= –2.75V
V
IN
= +5V
P-P
T
A
= 25°C
Figure 21. Analog Crosstalk vs. Frequency (See Figure 31)