THS4281_14 Datasheet, PDF (8/38 Pages) Texas Instruments – VERY LOW-POWER, HIGH-SPEED, RAIL-TO-RAIL INPUT AND OUTPUT VOLTAGE-FEEDBACK OPERATIONAL AMPLIFIER

THS4281
SLOS432A – APRIL 2004 – REVISED NOVEMBER 2009
ELECTRICAL CHARACTERISTICS, V_S = ±5 V
At G = +2, R_F = 2.49 kΩ, and R_L = 1 kΩ, unless otherwise noted
PARAMETER
CONDITIONS
TYP
+25°C
+25°C
AC PERFORMANCE
G = +1, V_O = 100 mV_PP, R_F = 34 Ω
95
Small-Signal Bandwidth
G = +2, V_O = 100 mV_PP
40
G = +5, V_O = 100 mV_PP
8
G = +10, V_O = 100 mV_PP
3.8
0.1-dB Flat Bandwidth
G = +2, V_O = 100 mV_PP
20
Full-Power Bandwidth
G = +1, V_O = 2 V_PP
9.5
Slew Rate
G = +1, V_O = 2-V Step
35
G = –1, V_O = 2-V Step
35
Settling Time to 0.1%
G = –1, V_O = 2-V Step
78
Settling Time to 0.01%
G = –1, V_O = 2-V Step
140
Rise/Fall Times
G = +1, V_O = 2-V Step
45
Harmonic Distortion
G = +2, V_O = 2 V_PP
Second Harmonic Distortion
–69
Third Harmonic Distortion
f = 1 MHz, R_L = 1 kΩ
–76
Second Harmonic Distortion
Third Harmonic Distortion
f = 100 kHz, R_L = 1 kΩ
–93
–107
THD + N
Differential Gain (NTSC/PAL)
Differential Phase (NTSC/PAL)
V_O = 2 V_PP, f = 10 kHz
V_O = 8 V_PP, f = 10 kHz
G = +2, R_L = 150 Ω
0.0009
0.0003
0.03/0.03
0.08/0.1
Input Voltage Noise
f = 100 kHz
12.5
Input Current Noise
f = 100 kHz
1.5
DC PERFORMANCE
Open-Loop Voltage Gain (AOL)
108
90
Input Offset Voltage
0.5
2.5
Average Offset Voltage Drift
Input Bias Current
Average Bias Current Drift
V_CM = 0 V
0.5
0.8
Input Offset Current
0.1
0.4
Average Offset Current Drift
INPUT CHARACTERISTICS
Common-Mode Input Range
±5.4
±5.3
Common-Mode Rejection Ratio
Input Resistance
V_CM = –5 V to +5 V
Common-mode
107
90
100
Input Capacitance
Common-mode/Differential
0.8/1.2
OUTPUT CHARACTERISTICS
Output Voltage Swing
Output Current (Sourcing)
Output Current (Sinking)
Output Impedance
R_L = 10 kΩ
R_L = 1 kΩ
R_L = 10 Ω
R_L = 10 Ω
f = 1 MHz
±4.93
±4.8
±4.6
48
35
60
45
1
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OVER TEMPERATURE
0°C to
+70°C
–40°C to
+85°C
UNITS
MIN/
MAX
MHz
Typ
MHz
Typ
MHz
Typ
MHz
Typ
MHz
Typ
MHz
Typ
V/μs
Typ
V/μs
Typ
ns
Typ
ns
Typ
ns
Typ
dBc
Typ
dBc
Typ
dBc
Typ
dBc
Typ
%
Typ
%
Typ
%
Typ
°
Typ
nV/√Hz Typ
pA/√Hz Typ
85
85
dB
Min
3.5
3.5
mV
Max
±7
±7
μV/°C Typ
1
1
μA
Max
±2
±2
nA/°C Typ
0.5
0.5
μA
Max
±2
±2
nA/°C Typ
±5.1
±5.1
V
Min
85
85
dB
Min
MΩ
Typ
pF
Typ
V
Typ
±4.5
±4.5
V
Min
30
30
mA
Min
40
40
mA
Min
Ω
Typ
8
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