000-0046140-111
Page 34 of 169
SLG46140
Note 1: RTO - referred to output.
Table 18. Pseudo-Differential PGA operation, T = (-40 to +85)°C, VDD = (1.71 to 5.5)V, Vinn = 500 mV, unless otherwise
specified
Symbol
Parameter
Description/Note
Conditions
Min.
Typ.
Max.
Unit
V
os
Offset Voltage
(RTO,
see Note 1)
All gains
V
id
= 0
--
180
--
mV
ΔV
os
Offset Voltage
Error (RTO)
G = 1
T = 25°C,
VDD = 2.0 V to 5.5 V
--
±1.2
±3.6
mV
G = 2
T = 25°C
--
±1.5
±5.5
mV
G = 4
T = 25°C
--
±2.1
±6.4
mV
dV
os
/dT
V
os
(RTO)
Temperature
Drift
G = 1
--
±0.0088
±0.0493
mV/°C
G = 2
--
±0.0098
±0.0588
mV/°C
G = 4
--
±0.0128
±0.0772
mV/°C
ΔG
Gain Error
G = 1
-0.916
-0.455
0.549
%
G = 2
-1.855
-0.567
0.685
%
G = 4
-2.559
-0.918
0.735
%
V
ind
(lin)
Linear
Differential Input
Voltage Range
G = 1
0
--
834
mV
G = 2
0
--
394
mV
G = 4
0
--
239
mV
CMRR
Common-Mode
Rejection Rate
G = 1
32
--
--
dB
G = 2
38
--
--
dB
G = 4
44
--
--
dB
V
inn
Negative Input
Voltage Range
All gains
VDD = 1.8 V,
Vind=(0 to 1000) mV/G
500
--
500
mV
VDD = 3.3 V,
Vind=(0 to 1000) mV/G
500
--
1250
mV
VDD = 5.0 V,
Vind=(0 to 1000) mV/G
500
--
1250
mV
V
sw
Output Voltage
Swing
--
180 to
1380
--
mV