OPA333A-EP Datasheet, PDF (3/19 Pages) Texas Instruments – 1.8-V MICROPOWER CMOS OPERATIONAL AMPLIFIERS ZERO-DRIFT SERIES

OPA333A-EP, OPA2333A-EP
www.ti.com ............................................................................................................................................................ SGLS383B – APRIL 2007 – REVISED JUNE 2008
Electrical Characteristics: V_S = 1.8 V to 5.5 V
Boldface limits apply over the specified temperature range, T_A = –55°C to 125°C. At T_A = 25°C, R_L = 10 kΩ connected to
V_S/2, V_CM = V_S/2, and V_OUT = V_S/2 (unless otherwise noted).
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX UNIT
OFFSET VOLTAGE
Input offset voltage
over temperature
V_OS
V_S = 5 V
2
10
µV
22
µV
vs temperature
vs power supply
Long-term stability⁽¹⁾
dV_OS/d_T
PSRR
V_S = 1.8 V to 5.5 V
0.02
1
(1)
µV/°C
6 µV/V
Channel separation, dc
0.1
µV/V
INPUT BIAS CURRENT
Input bias current
I_B
over Temperature
±70
±150
±200
pA
pA
Input offset current
I_OS
NOISE
±140
±400
pA
Input voltage noise,
f = 0.01 Hz to 1 Hz
0.3
µV_PP
Input voltage noise,
f = 0.1 Hz to 10 Hz
1.1
µV_PP
Input current noise, f = 10 Hz
i_n
INPUT VOLTAGE RANGE
100
fA/√Hz
Common mode voltage range
Common-Mode Rejection
Ratio
V_CM
CMRR
(V–) – 0.1 V < V_CM < (V+) + 0.1 V
(V–) – 0.1
102
(V+) + 0.1
V
130
dB
INPUT CAPACITANCE
Differential
2
pF
Common mode
4
pF
OPEN-LOOP GAIN
Open-loop voltage gain
A_OL
(V–) + 100 mV < V_O < (V+) – 100 mV,
R_L = 10 kΩ
104
130
dB
FREQUENCY RESPONSE
Gain-bandwidth product
Slew rate
GBW
SR
C_L = 100 pF
G=1
350
kHz
0.16
V/µs
OUTPUT
Voltage output swing from rail
over temperature
Short-circuit current
ISC
R_L = 10 kΩ
R_L = 10 kΩ
30
50 mV
85 mV
±5
mA
Capacitive load drive
(2)_{Open-loop output}
impedance
CL
f = 350 kHz, I_O = 0
2
kΩ
POWER SUPPLY
Specified voltage range
Quiescent current per
amplifier
V_S
I_Q
I_O = 0
1.8
17
5.5
V
25
µA
over temperature
30
µA
Turn-on time
TEMPERATURE RANGE
V_S = 5 V
100
µs
Specified range
–55
125
°C
(1) 300-hour life test at 150°C demonstrated randomly distributed variation of approximately 1 µV
(2) See Typical Characteristics
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