THS4520 Datasheet, PDF (6/23 Pages) Texas Instruments – WIDEBAND, LOW NOISE, LOW DISTORTION FULLY DIFFERENTIAL AMPLIFIER WITH RAIL-TO-RAIL OUTPUTS

THS4520
SLOS503A – SEPTEMBER 2006 – REVISED OCTOBER 2006
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SPECIFICATIONS; V_S+– V_S– = 3.3 V:
Test conditions unless otherwise noted: V_S+ = +1.65 V, V_S– = –1.65 V, G = 0 dB, CM = open, V_O = 1 V_PP, R_F = 499 Ω,
R_L = 200 Ω Differential, T_A = 25°C Single-Ended Input, Differential Output, Input and Output Referenced to mid-supply
PARAMETER
TEST CONDITIONS
TYP
UNIT
TEST
LEVEL ⁽¹⁾
AC PERFORMANCE
Small-Signal Bandwidth
Gain-Bandwidth Product
G = 0 dB, V_O = 100 mV_PP
G = 6 dB, V_O = 100 mV _PP
G = 10 dB, V_O = 100 mV_PP
G = 20 dB, V_O = 100 mV_PP
G = 20 dB
600
400
310
120
1200
MHz
MHz
MHz
MHz
MHz
Bandwidth for 0.1-dB flatness
Large-Signal Bandwidth
Slew Rate (Differential)
Rise Time
G = 6 dB, V_O = 1 V_PP
G = 6 dB, V_O = 1 V_PP
30
MHz
GHz
520
V/µs
C
4
Fall Time
Settling Time to 1%
2-V Step
4
ns
6.6
Settling Time to 0.1%
7.1
2^nd Order Harmonic Distortion
f = 100 kHz, V_OD = 4 V_PP, R_L = 1 kΩ
–135
dBc
3^rd Order Harmonic Distortion
Input Voltage Noise
f = 100 kHz, V_OD = 4 V_PP, R_L = 1 kΩ
f > 10 kHz
–146
2
dBc
nV/√Hz
Input Current Noise
f > 10 kHz
2 pA/√Hz
DC PERFORMANCE
Open-Loop Voltage Gain (A_OL)
Input Offset Voltage
Input Bias Current
Input Offset Current
INPUT
T_A = 25°C
T_A = 25°C
T_A = 25°C
104
dB
±0.25
mV
C
6.5
µA
±0.2
µA
Common-Mode Input Range High
Common-Mode Input Range Low
1.4
V
-0.45
C
Common-Mode Rejection Ratio
84
dB
(1) Test levels: (A) 100% tested at 25°C. Overtemperature limits by characterization and simulation. (B) Limits set by characterization and
simulation. (C) Typical value only for information.
6
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