|
OPA234 Datasheet, PDF (4/19 Pages) Burr-Brown (TI) – Low Power, Precision SINGLE-SUPPLY OPERATIONAL AMPLIFIERS | |||
|
◁ |
ELECTRICAL CHARACTERISTICS: VS = ±15V
At TA = 25°C, VS = ±15V, and RL = 10k⦠connected to ground, unless otherwise noted.
OPA234U, E
OPA2234U
OPA234UA, EA
OPA2234UA
OPA4234UA, U
PARAMETER
CONDITION
MIN
TYP
MAX MIN TYP MAX UNITS
OFFSET VOLTAGE
Input Offset Voltage
OPA4234U Model
vs Temperature(1)
vs Power Supply
vs Time
Channel Separation (Dual, Quad)
VOS
dVOS/dT
PSRR
VCM = 0V
Operating Temperature Range
VS = ±1.35V to ±18V, VCM = 0V
±70
±250
±0.5
±5
3
10
0.2
0.3
â»
±500
µV
±70 ±250
µV
â»
â»
µV/°C
â»
20
µV/V
â»
µV/mo
â»
µV/V
INPUT BIAS CURRENT
Input Bias Current(2)
Input Offset Current
IB
VCM = 0V
IOS
VCM = 0V
â12
â25
±1
±5
â»
â50
nA
â»
â»
nA
NOISE
Input Voltage Noise Density
vn
Current Noise Density
in
f = 1kHz
25
â»
nV/âHz
80
â»
fA/âHz
INPUT VOLTAGE RANGE
Common-Mode Voltage Range
Common-Mode Rejection
CMRR
VCM = â15V to 14V
(Vâ)
(V+) â1 â»
â»
V
91
106
86
â»
dB
INPUT IMPEDANCE
Differential
Common-Mode
VCM = 0V
107 || 5
1010 || 6
â»
⦠|| pF
â»
⦠|| pF
OPEN-LOOP GAIN
Open-Loop Voltage Gain
AOL
VO = â14.5V to 14V
110
120
100
â»
dB
FREQUENCY RESPONSE
Gain-Bandwidth Product
GBW
CL = 100pF
0.35
Slew Rate
SR
0.2
Settling Time: 0.1%
0.01%
Overload Recovery Time
G = 1, 10V Step, CL = 100pF
41
G = 1, 10V Step, CL = 100pF
47
(VIN) (Gain) = VS
22
â»
MHz
â»
V/µs
â»
µs
â»
µs
â»
µs
OUTPUT
Voltage Output: Positive
(V+) â1 (V+) â0.7
â»
â»
V
Negative
(Vâ) +0.5 (Vâ) +0.15
â»
â»
V
Short-Circuit Current
ISC
Capacitive Load Drive (Stable Operation)(3)
G = +1
±22
1000
â»
mA
â»
pF
POWER SUPPLY
Specified Operating Voltage
Operating Voltage Range
Quiescent Current (per amplifier)
IQ
TEMPERATURE RANGE
Specified Range
Operating Range
Storage
Thermal Resistance
θJA
8-Pin DIP
SO-8 Surface-Mount
MSOP-8 Surface-Mount
14-Pin DIP
SO-14 Surface-Mount
IO = 0
±15
â»
V
±1.35
±18
â»
â»
V
±275 ±350
â»
â»
µA
â40
+85
â»
â»
°C
â40
+125
â»
â»
°C
â55
+125
â»
â»
°C
100
â»
°C/W
150
â»
°C/W
220
â»
°C/W
80
â»
°C/W
110
â»
°C/W
â» Specifications same as OPA234U, E.
NOTES: (1) Wafer-level tested to 95% confidence level. (2) Positive conventional current flows into the input terminals. (3) See Small-Signal Overshoot vs Load
Capacitance typical curve.
4
OPA234, OPA2234, OPA4234
www.ti.com
SBOS055B
|
▷ |