TLV379 Datasheet, PDF (8/32 Pages) Texas Instruments – Cost-Optimized, Low-Voltage, 4-muA, Rail-to-Rail I/O Operational Amplifiers

TLV379, TLV2379, TLV4379
SBOS785 – APRIL 2016
www.ti.com
7.7 Electrical Characteristics: V_S = 1.8 V to 5.5 V
at T_A = 25°C, R_L = 25 kΩ connected to V_S / 2, and V_CM < (V+) – 1 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
OFFSET VOLTAGE
V_OS
dV_OS/dT
PSRR
Input offset voltage
V_OS drift
Power-supply rejection ratio
V_S = 5 V
T_A = –40°C to +125°C
0.8
2.5
3
92
104
INPUT VOLTAGE RANGE
V_CM
CMRR
Common-mode voltage range
Common-mode rejection ratio⁽¹⁾
INPUT BIAS CURRENT
(V–) < V_CM < (V+) – 1 V
T_A = –40°C to +125°C,
(V–) < V_CM < (V+) – 1 V
(V–) – 0.1
85
62
(V+) + 0.1
100
I_IB
Input bias current
V_S = 5 V, V_CM ≤ V_S / 2
±5
I_IO
Input offset current
V_S = 5 V
±5
INPUT IMPEDANCE
Differential
10¹³ || 3
Common-mode
10¹³ || 6
NOISE
Input voltage noise
f = 0.1 Hz to 10 Hz
2.8
e_n
Input voltage noise density
f = 1 kHz
83
OPEN-LOOP GAIN
A_OL
OUTPUT
Open-loop voltage gain
V_S = 5 V, R_L = 5 kΩ,
500 mV < V_O < (V+) – 500 mV
90
110
Voltage output swing from rail
I_SC
Short-circuit current
C_LOAD
Capacitive load drive
R_OUT
Closed-loop output impedance
R_O
Open-loop output impedance
FREQUENCY RESPONSE (C_LOAD = 30 pF)
GBW
Gain bandwidth product
R_L = 5 kΩ
T_A = –40°C to +125°C, R_L = 5 kΩ
G = 1, f = 1 kHz, I_O = 0
f = 100 kHz, I_O = 0
25
50
75
±5
See Capacitive Load and Stability section
10
28
90
SR
Slew rate
G=1
0.03
Overload recovery time
V_IN × Gain > V_S
25
t_ON
Turn-on time
1
POWER SUPPLY
V_S
Specified, operating voltage range
I_Q
Quiescent current per amplifier
TEMPERATURE
V_S = 5 V, T_A = –40°C to +125°C
1.8
5.5
4
12
T_A
Specified, operating range
T_stg
Storage range
–40
125
–65
150
(1) See typical characteristic graph, Common-Mode Rejection Ratio vs Frequency (Figure 2).
UNIT
mV
μV/°C
dB
V
dB
pA
pA
Ω || pF
Ω || pF
μV_PP
nV/√Hz
dB
mV
mA
Ω
kΩ
kHz
V/μs
μs
ms
V
μA
°C
°C
8
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