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| THS4531A Datasheet, PDF (7/51 Pages) Texas Instruments – Ultra Low Power, Rail-to-Rail Output, Fully-Differential Amplifier | |||
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www.ti.com
THS4531A
SLOS823A â DECEMBER 2012 â REVISED JANUARY 2013
ELECTRICAL CHARACTERISTICS: VS = 5 V (continued)
Test conditions at TA = +25°C, VS+ = 5 V, VSâ = 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.
PARAMETER
CONDITIONS
MIN
TYP
MAX UNITS
TEST
LEVEL
DC PERFORMANCE
Open-loop voltage gain (AOL)
Input-referred offset voltage
Input offset voltage drift(1)
Input bias current
Input bias current drift(1)
Input offset current
Input offset current drift(1)
INPUT
TA = +25°C
TA = 0°C to +70°C
TA = â40°C to +85°C
TA = â40°C to +125°C
TA = 0°C to +70°C
TA = â40°C to +85°C
TA = â40°C to +125°C
TA = +25°C
TA = 0°C to +70°C
TA = â40°C to +85°C
TA = â40°C to +125°C
TA = 0°C to +70°C
TA = â40°C to +85°C
TA = â40°C to +125°C
TA = +25°C
TA = 0°C to +70°C
TA = â40°C to +85°C
TA = â40°C to +125°C
TA = 0°C to +70°C
TA = â40°C to +85°C
TA = â40°C to +125°C
100
114
dB
A
±100
±400
A
±715
µV
±855
B
±1300
±2
±7
±2
±7 µV/°C
B
±3
±9
200
250
A
279
nA
292
B
315
0.5
0.65
0.5
0.65 nA/°C
B
0.5
0.65
±5
±50
A
±55
nA
±57
B
±60
±0.03
±0.1
±0.03
±0.1 nA/°C
B
±0.03
±0.1
Common-mode input: low
Common-mode input: high
Common-mode rejection ratio
TA = +25°C, CMRR > 87 dB
TA = â40°C to +125°C, CMRR > 87 dB
TA = +25°C, CMRR > 87 dB
TA = â40°C to +125°C, CMRR > 87 dB
VSâ â 0.2
VSâ
V
A
VSâ â 0.2
VSâ
B
VS+ â 1.2 VS+ â1.1
VS+ â 1.2 VS+ â1.1
A
V
B
90
116
dB
A
Input impedance common-mode
Input impedance differential mode
200 || 1.2
200 || 1
C
kΩ || pF
C
OUTPUT
Linear output voltage: low
Linear output voltage: high
TA = +25°C
TA = â40°C to +125°C
TA = +25°C
TA = â40°C to +125°C
VSâ + 0.1 VSâ + 0.2
A
VSâ + 0.1 VSâ + 0.2
B
VS+ â 0.25
VS+ â
0.12
V
A
VS+ â 0.25
VS+ â
B
0.12
Output saturation voltage: high/low
120/100
mV
C
Linear output current drive
TA = +25°C
TA = â40°C to +125°C
±15
±25
±15
A
mA
B
(1) 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.
Copyright © 2012â2013, Texas Instruments Incorporated
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