THS4271_16 Datasheet, PDF (5/50 Pages) Texas Instruments – LOW NOISE, HIGH SLEW RATE, UNITY GAIN STABLE VOLTAGE FEEDBACK AMPLIFIER

THS4271
THS4275
www.ti.com
SLOS397F – JULY 2002 – REVISED OCTOBER 2009
ELECTRICAL CHARACTERISTICS: V_S = ±5 V (continued)
At R_F = 249 Ω, R_L = 499 Ω, G = +2, unless otherwise noted.
PARAMETER
TEST CONDITIONS
TYP
+25°C
OUTPUT CHARACTERISTICS
Output voltage swing
G = +2
±4
Output current (sourcing)
R_L = 10 Ω
160
Output current (sinking)
R_L = 10 Ω
80
Output impedance
f = 1 MHz
0.1
POWER SUPPLY
Specified operating voltage
±5
Maximum quiescent current
22
Minimum quiescent current
22
Power-supply rejection (+PSRR) V_S+ = 5.5 V to 4.5 V, V_S– = 5 V
85
Power-supply rejection (-PSRR) V_S+ = 5 V, V_S– = -5.5 V to -4.5 V
75
POWER-DOWN CHARACTERISTICS (THS4275 Only)
Power-down voltage level⁽²⁾
REF = 0 V or V_S–
REF = V_S+ or Floating
Enable
Power down
Enable
Power down
Power-down quiescent current
PD = Ref +1.0 V,
PD = Ref –1.7 V,
Ref = 0 V
875
Ref = V_S+
650
Turn-on time delay [t_(ON)]
50% of final supply current value
4
Turn-off time delay [t_(OFF)]
50% of final supply current value
3
Input impedance
f = 1 MHz
4
Output impedance
200
OVER TEMPERATURE ⁽¹⁾
+25°C
0°C to –40°C to
+70°C +85°C
UNITS
±3.8
±3.7
±3.7
V
120
110
110
mA
60
50
50
mA
Ω
±5
±5
±5
V
24
27
28
mA
20
18
15
mA
75
70
70
dB
65
60
60
dB
REF+1.8
V
REF+1
V
REF–1
V
REF–1.7
V
1000 1100 1200
μA
800
900
1000
μA
μs
μs
GΩ
kΩ
MIN/
TYP/
MAX
Min
Min
Min
Typ
Max
Max
Min
Min
Min
Min
Max
Min
Max
Max
Max
Typ
Typ
Typ
Typ
(2) For detailed information on the power-down circuit, see the Power-Down section in the Application Information of this data sheet.
Copyright © 2002–2009, Texas Instruments Incorporated
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