THS4281 Datasheet, PDF (4/37 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
www.ti.com
ELECTRICAL CHARACTERISTICS, V_S = 3 V (V_S+ = 3 V, V_S– = GND)
At G = +2, R_F = 2.49 kΩ, and R_L = 1 kΩ to 1.5 V, unless otherwise noted
TYP
PARAMETER
CONDITIONS
+25°C +25°C
AC PERFORMANCE
Small-Signal Bandwidth
0.1-dB Flat Bandwidth
Full-Power Bandwidth
Slew Rate
Settling time to 0.1%
Settling time to 0.01%
Rise/Fall Times
Harmonic Distortion
Second Harmonic Distortion
Third Harmonic Distortion
Second Harmonic Distortion
Third Harmonic Distortion
THD + N
Differential Gain (NTSC/PAL)
Differential Phase (NTSC/PAL)
Input Voltage Noise
Input Current Noise
DC PERFORMANCE
Open-Loop Voltage Gain (AOL)
Input Offset Voltage
Average Offset Voltage Drift
Input Bias Current
Average Bias Current Drift
Input Offset Current
Average Offset Current Drift
INPUT CHARACTERISTICS
Common-Mode Input Range
Common-Mode Rejection Ratio
Input Resistance
Input Capacitance
G = +1, V_O = 100 mV_PP,
R_F = 34 Ω
G = +2, V_O = 100 mV_PP,
R_F = 1.65 kΩ
G = +5, V_O = 100 mV_PP,
R_F = 1.65 kΩ
G = +10, V_O = 100 mV_PP,
R_F = 1.65 kΩ
G = +2, V_O = 100 mV_PP,
R_F = 1.65 kΩ
G = +2, V_O = 2 V_PP
G = +1, V_O = 2-V Step
G = –1, V_O = 2-V Step
G = –1, V_O = 1-V Step
G = –1, V_O = 1-V Step
G = +1, V_O = 2-V Step
G = +2, V_O = 2 V_PP
f = 1 MHz, R_L = 1 kΩ
f = 100 kHz, R_L = 1 kΩ
V_O = 1 V_PP, f = 10 kHz
V_O = 2 V_PP, f = 10 kHz
G = +2, R_L = 150 Ω
f = 100 kHz
f = 100 kHz
V_CM = 1.5 V
V_CM = 0 V to 3 V
Common-mode
Common-mode/Differential
83
40
8
3.8
20
8
26
27
80
155
55
–52
–52
–69
–71
0.003
0.03
0.05/0.08
0.25/0.35
12.5
1.5
95
0.5
2.5
0.5
0.8
0.1
0.4
–0.4/3.4
92
100
0.8/1.2
–0.3/3.3
75
OVER TEMPERATURE
0°C to
+70°C
–40°C
to
+85°C
UNITS
MHz
MHz
MHz
MHz
MHz
MHz
V/μs
V/μs
ns
ns
ns
dBc
dBc
dBc
dBc
%
%
%
°
nA/√Hz
pA/√Hz
dB
3.5
3.5
mV
±7
±7 μV/°C
1
1
μA
±2
±2 nA/°C
0.5
0.5
μA
±2
±2 nA/°C
–0.1/3.1 –0.1/3.1 V
70
70
dB
MΩ
pF
MIN/
MAX
Typ
Typ
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Max
Typ
Max
Typ
Max
Typ
Min
Min
Typ
Typ
4
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