Datasheet

THS4509
www.ti.com SLOS454H –JANUARY 2005–REVISED NOVEMBER 2009
ELECTRICAL CHARACTERISTICS: V
S+
– V
S–
= 5 V (continued)
Test conditions are at V
S+
= +2.5 V, V
S–
= –2.5 V, G = 10 dB, CM = open, V
O
= 2 V
PP
, R
F
= 349 Ω, R
L
= 200-Ω differential,
T
A
= +25°C, single-ended input, differential output, and input and output referenced to midsupply, unless otherwise noted.
THS4509
TEST
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT LEVEL
(1)
INPUT
Common-mode input range high 1.4
V
Common-mode input range low –1.4 B
Common-mode rejection ratio 90 dB
Differential input impedance 1.3 || 1.8 MΩ || pF C
Common-mode input impedance 1.0 || 2.3 MΩ || pF C
OUTPUT
T
A
= +25°C 1.2 1.4
Maximum output voltage high V
T
A
= –40°C to +85°C 1.1 1.4
Each output with 100 Ω
to midsupply
T
A
= +25°C –1.4 –1.2 A
Minimum output voltage low V
T
A
= –40°C to +85°C –1.4 –1.1
Differential output voltage swing 4.8 5.6 V
T
A
= –40°C to +85°C 4.4
Differential output current drive R
L
= 10 Ω 96 mA
Output balance error V
O
= 100 mV, f = 1 MHz –49 dB C
Closed-loop output impedance f = 1 MHz 0.3 Ω
OUTPUT COMMON-MODE VOLTAGE CONTROL
Small-signal bandwidth 700 MHz
Slew rate 110 V/μs
Gain 1 V/V
Output common-mode offset
1.25 V < CM < 3.5 V 5 mV
from CM input
C
CM input bias current 1.25 V < CM < 3.5 V ±40 μA
CM input voltage range –1.5 to 1.5 V
CM input impedance 23 || 1 kΩ || pF
CM default voltage 0 V
POWER SUPPLY
Specified operating voltage 3 5 5.25 V C
T
A
= +25°C 37.7 40.9
Maximum quiescent current mA
T
A
= –40°C to +85°C 37.7 41.9
A
T
A
= +25°C 34.5 37.7
Minimum quiescent current mA
T
A
= –40°C to +85°C 33.5 37.7
Power-supply rejection (±PSRR) 90 dB C
POWER-DOWN Referenced to V
S–
Enable voltage threshold Assured on above 2.1 V + V
S–
> 2.1 + V
S–
V
C
Disable voltage threshold Assured off below 0.7 V + V
S–
< 0.7 + V
S–
V
T
A
= +25°C 0.65 0.9
Power-down quiescent current mA A
T
A
= –40°C to +85°C 0.65 1
Input bias current PD = V
S–
100 μA
Input impedance 50 || 2 kΩ || pF
C
Turn-on time delay Measured to output on 55 ns
Turn-off time delay Measured to output off 10 μs
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