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OPA189IDGKT Datasheet(PDF) 8 Page - Texas Instruments

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Part # OPA189IDGKT
Description  Precision, Lowest-Noise 36-V, Zero-Drift, 14-MHz MUX-Friendly, Rail-to-Rail Output, Operational Amplifiers
PDF  44 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

OPA189IDGKT Datasheet(HTML) 8 Page - Texas Instruments

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OPA189, OPA2189
SBOS830C – SEPTEMBER 2017 – REVISED OCTOBER 2018
www.ti.com
Product Folder Links: OPA189 OPA2189
Submit Documentation Feedback
Copyright © 2017–2018, Texas Instruments Incorporated
7.6 Electrical Characteristics
at TA = 25°C, VCM = VOUT = VS / 2, and RLOAD = 10 kΩ connected to VS / 2 (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
OFFSET VOLTAGE
VOS
Input offset voltage,
OPA189
±0.4
±3
µV
TA = –40°C to 125°C
±4
Input offset voltage,
OPA2189ID (preview)
±1.5
±5
µV
TA = –40°C to 125°C
±8
µV
dVOS/dT
Input offset voltage drift,
OPA189
TA = –40°C to 125°C
±0.005
±0.02
µV/°C
Input offset voltage drift,
OPA2189ID (preview)
TA = –0°C to 85°C
±0.03
µV/°C
TA = –40°C to 125°C
±0.05
µV/°C
PSRR
Power-supply rejection
ratio
TA = –40°C to 125°C
±0.005
±0.05
µV/V
INPUT BIAS CURRENT
IB
Input bias current
ZIN = 100 kΩ || 500 pF
±70
±300
pA
TA = 0°C to 85°C
±1
nA
TA = –40°C to 125°C
±10
IOS
Input offset current
ZIN = 100 kΩ || 500 pF
±140
±600
pA
TA = 0°C to 85°C
±1.6
nA
TA = –40°C to 125°C
±3
NOISE
En
Input voltage noise
f = 0.1 Hz to 10 Hz
17
nVRMS
0.1
µVPP
en
Input voltage noise density
f = 10 Hz
5.2
nV/
√Hz
f = 100 Hz
5.2
f = 1 kHz
5.2
f = 10 kHz
5.2
in
Input current noise density
f = 1 kHz
165
fA/
√Hz
INPUT VOLTAGE
VCM
Common-mode voltage
range
(V–) – 0.1
(V+) – 2.5
V
CMRR
Common-mode rejection
ratio
(V–) – 0.1 V
≤ VCM ≤ (V+) – 2.5 V
VS = ±2.25 V
120
140
dB
VS = ±18 V
146
168
(V–) – 0.1 V
≤ VCM ≤ (V+) – 2.5 V,
TA = –40°C to 125°C
VS = ±18 V
120
VS = ±2.25 V
110
INPUT IMPEDANCE
zid
Differential input
impedance
0.1 || 5.5
GΩ || pF
zic
Common-mode input
impedance
60 || 1.7
TΩ || pF
OPEN-LOOP GAIN
AOL
Open-loop voltage gain
VS = ±18 V
(V–) + 0.3 V < VO <
(V+) – 0.3 V,
RLOAD = 10 kΩ
150
170
dB
(V–) + 0.3 V < VO <
(V+) – 0.3 V,
RLOAD = 10 kΩ,
TA = –40°C to 125°C
140
(V–) + 0.6 V < VO <
(V+) – 0.6 V,
RLOAD = 2 kΩ
150
170
(V–) + 0.6 V < VO <
(V+) – 0.6 V,
RLOAD = 2 kΩ,
TA = –40°C to 125°C
140



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