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OPAX140 데이터시트(PDF) 7 Page - Texas Instruments

부품명 OPAX140
상세설명  OPAx140 High-Precision, Low-Noise, Rail-to-Rail Output, 11-MHz, JFET Op Amp
PDF  48 Pages
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제조업체  TI [Texas Instruments]
홈페이지  http://www.ti.com
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OPAX140 데이터시트(HTML) 7 Page - Texas Instruments

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6.7 Electrical Characteristics: VS = 4.5 V to 36 V; ±2.25 V to ±18 V
at TA = 25°C, RL = 2 kΩ connected to midsupply, and VCM = VOUT = midsupply (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
OFFSET VOLTAGE
VOS
Input offset voltage
30
120
µV
VS = ±18 V, TA = –40°C to 125°C
220
VS = ±2.25 V to ±18 V, TA = –40°C to 125°C
±4
µV/V
dVOS/dT
Input offset voltage drift
VS = ±18 V, TA = –40°C to 125°C
±0.35
1
µV/°C
PSRR
Power-supply rejection
ratio
VS = ±2.25 V to ±18 V, TA = –40°C to 125°C
±0.1
±0.5
µV/V
INPUT BIAS CURRENT
IB
Input bias current
±0.5
±10
pA
TA = –40°C to 125°C
±3
nA
IOS
Input offset current
±0.5
±10
pA
TA = –40°C to 125°C
±1
nA
NOISE
En
Input voltage noise
f = 0.1 Hz to 10 Hz
250
nVPP
f = 0.1 Hz to 10 Hz
42
nVRMS
en
Input voltage noise
density
f = 10 Hz
8
nV/√ Hz
f = 100 Hz
5.8
f = 1 kHz
5.1
in
Input current noise
density
f = 1 kHz
0.8
fA/√ Hz
INPUT VOLTAGE
VCM
Common-mode voltage
TA = –40°C to 125°C
(V–) – 0.1
(V+) – 3.5
V
CMRR
Common-mode rejection
ratio
VS = ±18 V, VCM = (V–) – 0.1 V
to (V+) – 3.5 V
126
140
dB
TA = –40°C to 125°C
120
INPUT IMPEDANCE
ZID
Differential
1013 || 10
Ω || pF
ZIC
Common-mode
VCM = (V–) – 0.1 V to (V+) – 3.5 V
1013 || 7
Ω || pF
OPEN-LOOP GAIN
AOL
Open-loop voltage gain
VO = (V–) + 0.35 V to (V+) – 0.35 V,
RL = 10 kΩ
120
126
dB
VO = (V–) + 0.35 V to (V+) – 0.35 V,
RL = 2 kΩ
114
126
TA = –40°C to 125°C
108
FREQUENCY RESPONSE
BW
Gain bandwidth product
11
MHz
SR
Slew rate
20
V/µs
ts
Settling time
12-bit
880
ns
16-bit
1.6
µs
tOR
Overload recovery time
600
ns
THD+N
Total harmonic distortion
+ noise
1 kHz, G = 1, VO = 3.5 VRMS
0.00005%
OUTPUT
VO
Voltage output
RLOAD = 10 kΩ, AOL ≥ 108 dB
(V–) + 0.2
(V+) – 0.2
V
RLOAD = 2 kΩ, AOL ≥ 108 dB
(V–) + 0.35
(V+) – 0.35
ISC
Short-circuit current
Source
36
mA
Sink
–30
CLOAD
Capacitive load drive
See Figure 6-19 and Figure 6-20
ZO
Open-loop output
impedance
f = 1 MHz, IO = 0 A (See Figure 6-18)
16
Ω
www.ti.com
OPA140, OPA2140, OPA4140
SBOS498E – JULY 2010 – REVISED JULY 2021
Copyright © 2021 Texas Instruments Incorporated
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Product Folder Links: OPA140 OPA2140 OPA4140



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