THS4531
SLOS358B –SEPTEMBER 2011–REVISED MARCH 2012
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ELECTRICAL CHARACTERISTICS: VS = 2.7 V (continued)
Test conditions at TA = 25°C, VS+ = 2.7 V, VS– = 0 V, VOCM = open, VOUT = 2 VPP, RF = 2 kΩ, RL = 2 kΩ differential, G = 1 V/V,
single-ended input, differential output, and input and output referenced to mid-supply, unless otherwise noted.
TEST
LEVEL(1)
PARAMETER
CONDITIONS
MIN
TYP
MAX UNITS
DC PERFORMANCE
Open-loop voltage gain (AOL
)
100
113
dB
A
A
TA = +25°C
±200
±1000
TA = 0°C to +70°C
TA = –40°C to +85°C
TA = –40°C to +125°C
TA = 0°C to +70°C
TA = –40°C to +85°C
TA = –40°C to +125°C
TA = +25°C
±1405
µV
Input-referred offset voltage
Input offset voltage drift(2)
Input bias current
±1585
B
±2000
±9
±1.7
±1.8
±2
±9 µV/°C
±10
B
A
B
160
210
TA = 0°C to +70°C
TA = –40°C to +85°C
TA = –40°C to +125°C
TA = 0°C to +70°C
TA = –40°C to +85°C
TA = –40°C to +125°C
TA = +25°C
221
nA
222
233
0.25
Input bias current drift(2)
Input offset current
0.25 nA/°C
0.25
B
A
B
±5
±50
TA = 0°C to +70°C
TA = –40°C to +85°C
TA = –40°C to +125°C
TA = 0°C to +70°C
TA = –40°C to +85°C
TA = –40°C to +125°C
±59
nA
±60
±75
±0.05
±0.05
±0.05
±0.2
Input offset current drift(2)
±0.2 nA/°C
±0.2
B
INPUT
TA = +25°C, CMRR > 87 dB
VS– – 0.2
VS– – 0.2
VS+ – 1.1
VS+ – 1.1
116
VS–
A
B
A
B
A
C
C
Common-mode input low
V
TA = –40°C to +125°C, CMRR > 87 dB
TA = +25°C, CMRR > 87 dB
VS–
VS+ – 1.2
VS+ – 1.2
90
Common-mode input high
V
dB
TA = –40°C to +125°C, CMRR > 87 dB
Common-mode rejection ratio
Input impedance common-mode
Input impedance differential mode
OUTPUT
200 || 1.2
200 || 1
kΩ || pF
TA = +25°C
VS– + 0.06
VS– + 0.06
VS–
0.2
+
A
B
Single-ended output voltage: low
V
TA = –40°C to +125°C
VS–
+
0.2
TA = +25°C
VS+ – 0.2
VS+ – 0.2
VS+ – 0.11
VS+ – 0.11
110/60
A
B
C
A
B
Single-ended output voltage: high
Output saturation voltage: high/low
Linear output current drive
V
TA = –40°C to +125°C
mV
mA
TA = +25°C
±15
±15
±22
TA = –40°C to +125°C
(2) Input offset voltage drift, input bias current drift, and input offset current drift are average values calculated by taking data at the end
points, computing the difference, and dividing by the temperature range.
4
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