Manual

CS4373A
DS699F2 11
AC COMMON MODE 6
Notes: 20. No AC common mode signal is output at 1/64 attenuation due to the attenuator architecture.
21. Common mode mean is defined as [(SIG
max
) + (SIG
min
)] / 2.
Parameter Symbol Min Typ Max Unit
AC Common Mode Characteristics
Full-scale Common Mode AC Output 1/1
(Note 20)1/2
1/4
1/8
1/16
1/32
VCM
FS
-
-
-
-
-
-
2.5
1.25
625
312.5
156.25
78.125
-
-
-
-
-
-
V
pp
V
pp
mV
pp
mV
pp
mV
pp
mV
pp
Full-scale Bandwidth (Note 8) VCM
BW
--100Hz
Impulse Amplitude (Note 8, 10)VCM
IMP
---20dBfs
AC Common Mode Accuracy
Common Mode Match (OUT
± Unloaded)
(Note 17, 20)
VCM
CMM
--115-105 dB
Common Mode Match (BUF
± Unloaded, 1 kΩ Load)
(Note 16, 17, 20)
VCM
CMM
--95-85 dB
Full-scale Accuracy 1/1
(Note 3, 11)
VAC
ABS
-- 0.3- %FS
Relative Accuracy 1/2
(Note 12, 20)1/4
1/8
1/16
1/32
VAC
REL
-
-
-
-
-
-0.1
-0.5
-1.0
-2.0
-5.0
-
-
-
-
-
%
%
%
%
%
Full-scale Drift (Note 14)VCM
TC
-25-µV/°C
DC Common Mode Characteristics
Common Mode Mean (Note 21) VCM
CM
- (VA-)+2.35 -V
Common Mode Mean Drift (Note 14, 21)VCM
CMTC
-300- µV/°C