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OPA348 Datasheet(PDF) 3 Page - Texas Instruments

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Part # OPA348
Description  1MHz, 45uA, CMOS, Rail-to-Rail OPERATIONAL AMPLIFIERS Value Line
PDF  32 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

OPA348 Datasheet(HTML) 3 Page - Texas Instruments

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OPA348
OPA2348
OPA4348
www.ti.com
SBOS213G – NOVEMBER 2001 – REVISED MARCH 2013
ELECTRICAL CHARACTERISTICS: VS = 2.5V to 5.5V
Boldface limits apply over the specified temperature range, TA = –40°C to +125°C.
At TA = +25°C, RL = 100kΩ connected to VS / 2 and VOUT = VS / 2, unless otherwise noted.
OPA348, OPA2348, OPA4348
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
OFFSET VOLTAGE
Input Offset Voltage
VOS
VS = 5V, VCM = (V–) + 0.8V
1
5
mV
Over Temperature
6
mV
Drift
dVOS/dT
4
µV/°C
vs Power Supply
PSRR
VS = 2.5V to 5.5V, VCM < (V+) – 1.7V
60
175
µV/V
Over Temperature
VS = 2.5V to 5.5V, VCM < (V+) – 1.7V
300
µV/V
Channel Separation, dc
0.2
µV/V
f = 1kHz
134
dB
INPUT VOLTAGE RANGE
Common-Mode Voltage Range
VCM
(V–) – 0.2
(V+) + 0.2
V
Common-Mode Rejection Ratio
CMRR
(V–) – 0.2V < VCM < (V+) – 1.7V
70
82
dB
over Temperature
(V–) < VCM < (V+) – 1.7V
66
dB
VS = 5.5V, (V–) – 0.2V < VCM < (V+) + 0.2V
60
71
dB
over Temperature
VS = 5.5V, (V–) < VCM < (V+)
56
dB
INPUT BIAS CURRENT
Input Bias Current
IB
±0.5
±10
pA
Input Offset Current
IOS
±0.5
±10
pA
INPUT IMPEDANCE
Differential
Ω || pF
1013 || 3
Common-Mode
Ω || pF
1013 || 6
NOISE
VCM < (V+) – 1.7V
Input Voltage Noise, f = 0.1Hz to 10Hz
10
µVPP
Input Voltage Noise Density, f = 1kHz
en
35
nV/Hz
Input Current Noise Density, f = 1kHz
in
4
fA/Hz
OPEN-LOOP GAIN
VS = 5V, RL = 100kΩ,
Open-Loop Voltage Gain
AOL
94
108
dB
0.025V < VO < 4.975V
VS = 5V, RL = 100kΩ,
over Temperature
90
dB
0.025V < VO < 4.975V
VS = 5V, RL = 5kΩ, 0.125V < VO < 4.875V
90
98
dB
over Temperature
VS = 5V, RL = 5kΩ, 0.125V < VO < 4.875V
88
dB
OUTPUT
Voltage Output Swing from Rail
RL = 100kΩ, AOL > 94dB
18
25
mV
over Temperature
RL = 100kΩ, AOL > 90dB
25
mV
RL = 5kΩ, AOL > 90dB
100
125
mV
over Temperature
RL = 5kΩ, AOL > 88dB
125
mV
Short-Circuit Current
ISC
±10
mA
Capacitive Load Drive
CLOAD
See Typical Characteristics
Copyright © 2001–2013, Texas Instruments Incorporated
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Product Folder Links: OPA348 OPA2348 OPA4348



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