Datasheet

THS7347
www.ti.com SLOS531B –MAY 2007– REVISED OCTOBER 2011
ELECTRICAL CHARACTERISTICS, V
A
= V
DD
= 5 V (continued)
R
L
= 150Ω || 5pF to GND for Monitor Output, 19kΩ || 8pF Load to GND for Buffer Output, SAG pin shorted to Monitor Output
Pin, unless otherwise noted.
TYP OVER TEMPERATURE
0°C to –40°C to MIN/MAX/
PARAMETER TEST CONDITIONS +25°C +25°C +70°C +85°C UNIT TYP
INPUT CHARACTERISTICS
Input voltage range Bias = dc 0 to 3.4 V Typ
Bias = ac bias mode 25 kΩ Typ
Input resistance
Bias = dc, dc + shift, ac STC 3 MΩ Typ
Input capacitance 1.5 pF Typ
OUTPUT CHARACTERISTICS: MONITOR OUTPUT
R
L
= 150 Ω to 2.5 V 4.8 4.65 4.6 4.6 V Min
R
L
= 150 Ω to GND 4.7 4.55 4.5 4.5 V Min
High output voltage swing
R
L
= 75 Ω to 2.5 V 4.7 V Typ
R
L
= 75 Ω to GND 4.6 V Typ
R
L
= 150 Ω to 2.5 V 0.2 0.25 0.28 0.30 V Max
R
L
= 150 Ω to GND 0.1 0.19 0.23 0.24 V Max
Low output voltage swing
R
L
= 75 Ω to 2.5 V 0.24 V Typ
R
L
= 75 Ω to GND 0.085 V Typ
Sourcing 110 85 80 75 mA Min
Output current R
L
= 10 Ω to 2.5 V
Sinking 110 85 80 75 mA Min
OUTPUT CHARACTERISTICS: BUFFER OUTPUT
High output voltage swing
3.4 3.1 3.0 3.0 V Min
(Limited by input range and G = 0 dB)
Load = 19 kΩ ∥ 8 pF to 2.5 V
Low output voltage swing
0.05 0.12 0.13 0.14 V Max
(Limited by input range and G = 0 dB)
Sourcing R
L
= 10 Ω to GND 110 85 80 75 mA Min
Output current
Sinking R
L
= 10 Ω to 2.5 V 110 85 80 75 mA Min
POWER SUPPLY: ANALOG
Maximum operating voltage V
A
5.0 5.5 5.5 5.5 V Max
Minimum operating voltage V
A
5.0 2.7 2.7 2.7 V Min
Maximum quiescent current V
A
, dc + shift mode, V
IN
= 100 mV 90 112 115 117 mA Max
Minimum quiescent current V
A
, dc + shift mode, V
IN
= 100 mV 90 68 65 63 mA Min
Power supply rejection (+PSRR) Buffer Output 46 dB Typ
POWER SUPPLY: DIGITAL
Maximum operating voltage V
DD
5.0 5.5 5.5 5.5 V Max
Minimum operating voltage V
DD
5.0 2.7 2.7 2.7 V Min
Maximum quiescent current V
DD
, V
IN
= 0 V 1 2 3 3 mA Max
Minimum quiescent current V
DD
, V
IN
= 0 V 1 0.5 0.4 0.4 mA Min
DIGITAL CHARACTERISTICS
(1)
High level input voltage V
IH
3.5 V Typ
Low level input voltage V
IL
1.5 V Typ
DISABLE CHARACTERISTICS: ALL CHANNELS DISABLED
Quiescent current All channels disabled 1 μA Typ
Turn-on time delay (t
ON
) 5 μs Typ
Time for l
S
to reach 50% of final value
after I
2
C control is initiated
Turn-on time delay (t
OFF
) 2 μs Typ
(1) Standard CMOS logic.
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