THS4509-Q1 Datasheet, PDF (7/37 Pages) Texas Instruments – WIDEBAND LOW-NOISE LOW-DISTORTION FULLY DIFFERENTIAL AMPLIFIER

THS4509-Q1
www.ti.com........................................................................................................................................................................................... SLOS547 – NOVEMBER 2008
SPECIFICATIONS, V_S+ – V_S– = 3 V (continued)
Test conditions unless otherwise noted: V_S+ = +1.5 V, V_S– = –1.5 V, G = 10 dB, CM = open, V_O = 1 Vpp, R_F = 349 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
MIN
TYP
MAX
UNIT
TEST
LEVEL ⁽¹⁾
Input
Common-mode input range high
0.75
V
Common-mode input range low
–0.75
V
B
Common-mode rejection ratio
80
dB
Differential input impedance
1.35 || 1.77
MΩ || pF
C
Common-mode input impedance
1.02 || 2.26
MΩ || pF
C
Output
Maximum output voltage high
Each output with 100 Ω to
mid-supply
T_A = 25°C
0.45
V
Minimum output voltage low
Differential output voltage swing
Each output with 100 Ω to
mid-supply
T_A = 25°C
–0.45
1.8
V
V
C
Differential output current drive
Output balance error
Closed-loop output impedance
R_L = 10 Ω
V_O = 100 mV, f = 1 MHz
f = 1 MHz
50
mA
–49
dB
0.3
Ω
Output Common-Mode Voltage Control
Small-signal bandwidth
570
MHz
Slew rate
60
V/µs
Gain
1
V/V
Output common-mode offset
from CM input
CM input bias current
1.25 V < CM < 3.5 V
1.25 V < CM < 3.5 V
4
mV
C
±40
A
CM input voltage range
–1.5 to 1.5
V
CM input impedance
20 || 1
kΩ || pF
CM default voltage
0
V
Power Supply
Specified operating voltage
3
V
C
Quiescent current
Power-supply rejection (PSRR)
T_A = 25°C
34.8
mA
A
70
dB
C
Power Down
Enable voltage threshold
Disable voltage threshold
Power-down quiescent current
Referenced to V_s–
Assured on above 2.1 V + V_S–
Assured off below 0.7 V + V_S–
>2.1 + V_S–
V
<0.7 + V_S–
V
0.46
mA
Input bias current
Input impedance
PD = V_S–
65
50 || 2
A
C
kΩ || pF
Turn-on time delay
Measured to output on
100
ns
Turn-off time delay
Measured to output off
10
s
Copyright © 2008, Texas Instruments Incorporated
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