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