Datasheet

AD736 Data Sheet
Rev. I | Page 8 of 20
–0.8
–0.6
–0.2
–0.4
0
0.4
0.2
0.6
0.8
–60 –20–40
200 60
80
100 120
40 140
TEMPERATURE (°C)
ADDITIONAL ERROR (% of Reading)
V
IN
= 200mV rms
1kHz SINE WAVE
C
AV
= 100
µF
C
F
= 22
µF
V
S
= ±5V
00834-008
Figure 9. Additional Error vs. Temperature
100
200
300
400
500
600
0 0.2 0.4
0.6 0.8 1.0
rms INPUT LEVEL (V)
DC SUPPLY CURRENT (µA)
V
IN
= 200mV rms
1kHz SINE WAVE
C
AV
= 100µF
C
F
= 22µF
V
S
= ±5V
00834-009
Figure 10. DC Supply Current vs. rms Input Level
10µV
100µV
1mV
10mV
100 1k 10k 100k
–3dB FREQUENCY (Hz)
INPUT LEVEL (rms)
V
IN
= 1kHz
SINE WAVE INPUT
AC-COUPLED
V
S
= ±5V
00834-010
Figure 11. RMS Input Level (Pin 2) vs. −3 dB Frequency
–2.5
–2.0
–1.5
–1.0
–0.5
0
0.5
1.0
10mV
100mV
1V 2V
INPUT LEVEL (rms)
ERROR (% of Reading)
V
IN
= SINE WAVE @ 1kHz
C
AV
= 22µF, C
C
= 47µF,
C
F
= 4.7µF, V
S
= ±5V
00834-011
Figure 12. Error vs. RMS Input Voltage (Pin 2),
Output Buffer Offset Is Adjusted to Zero
1
10
100
10 100 1k
FREQUENCY (Hz)
C
AV
(µF)
–1%
–0.5%
V
IN
= 200mV rms
C
C
= 47µF
C
F
= 47µF
V
S
= ±5V
00834-012
Figure 13. C
AV
vs. Frequency for Specified Averaging Error
1mV
10mV
100mV
1V
1 10 100 1k
FREQUENCY (Hz)
INPUT LEVEL (rms)
–0.5%
–1%
V
IN
SINE WAVE
AC-COUPLED
C
AV
= 10µF, C
C
= 47µF,
C
F
= 47µF, V
S
= ±5V
00834-013
Figure 14. RMS Input Level vs. Frequency for Specified Averaging Error