THS7347 Datasheet, PDF (4/28 Pages) Texas Instruments – 3-Channel RGBHV Video Buffer with I2C™ Control, 2:1 Input Mux, Monitor Pass-Through, and Selectable Input Bias Modes

THS7347
SLOS531 – MAY 2007
www.ti.com
ELECTRICAL CHARACTERISTICS, V_A = V_DD = 3.3 V (continued)
R_L = 150 Ω 5 pF to GND for Monitor Output, 19 kΩ || 8 pF Load to GND for Buffer Output, SAG pin shorted to Monitor
Output Pin, unless otherwise noted.
PARAMETER
TEST CONDITIONS
DC PERFORMANCE, continued
Input bias current
Average bias current drift
Bias = dc; (–) implies I_B out of the pin
Bias = dc
Bias = ac STC, low bias
Sync tip clamp bias current
Bias = ac STC, mid bias
Bias = ac STC, high bias
INPUT CHARACTERISTICS
Input voltage range
Bias = dc
Input resistance
Bias = ac bias mode
Bias = dc, dc + shift, ac STC
Input capacitance
OUTPUT CHARACTERISTICS: MONITOR OUTPUT
High output voltage swing
Low output voltage swing
Output current
Sourcing
Sinking
R_L = 150 Ω to 1.65 V
R_L = 150 Ω to GND
R_L = 75 Ω to 1.65 V
R_L = 75 Ω to GND
R_L = 150 Ω to 1.65 V
R_L = 150 Ω to GND
R_L = 75 Ω to 1.65 V
R_L = 75 Ω to GND
R_L = 10 Ω to 1.65 V
OUTPUT CHARACTERISTICS: BUFFER OUTPUT
High output voltage swing
(Limited by input range and G = 0 dB)
Low Output voltage swing
(Limited by input range and G = 0 dB)
Load = 19 kΩ 8 pF to 1.65 V
Output Current
Sourcing
Sinking
POWER SUPPLY: ANALOG
R_L = 10 Ω to GND
R_L = 10 Ω to 1.65 V
Maximum operating voltage
Minimum operating voltage
Maximum quiescent current
Minimum quiescent current
Power supply rejection (+PSRR)
V_A
V_A
V_A, dc + shift mode, V_IN = 100 mV
V_A, dc + shift mode, V_IN = 100 mV
Buffer output
POWER SUPPLY: DIGITAL
Maximum operating voltage
V_DD
Minimum operating voltage
V_DD
Maximum quiescent current
V_DD, V_IN = 0 V
Minimum quiescent current
V_DD, V_IN = 0 V
DISABLE CHARACTERISTICS: ALL CHANNELS DISABLED
Quiescent current
All channels disabled
Turn-on time delay (t_ON)
Turn-on time delay (t_OFF)
Time for l_S to reach 50% of final value
after I²C control is initiated
TYP
+25°C
+25°C
OVER TEMPERATURE
0°C to
+70°C
–40°C to
+85°C
UNIT
MIN/MAX/
TYP
–1.3
–3.0
–3.5
–3.5
µA
Max
10
nA/°C
Typ
2.3
0.9/3.6 0.8/3.8
0.7/3.9
µA
Min/Max
5.8
3.8/8.0 3.7/8.2
3.6/8.3
µA
Min/Max
8.1
5.7/10.8 5.6/11.0 5.5/11.1
µA
Min/Max
0 to 2
25
3
1.5
V
Typ
kΩ
Typ
MΩ
Typ
pF
Typ
3.15
2.9
2.8
2.8
3.05
2.85
2.75
2.75
3.05
2.9
0.15
0.25
0.28
0.29
0.1
0.18
0.21
0.22
0.25
0.08
80
50
47
45
75
50
47
45
V
Min
V
Min
V
Typ
V
Typ
V
Max
V
Max
V
Typ
V
Typ
mA
Min
mA
Min
2
1.8
1.75
1.75
0.05
0.12
0.13
0.14
80
50
47
45
75
50
47
45
3.3
5.5
5.5
5.5
3.3
2.7
2.7
2.7
80
100
103
105
80
60
57
55
50
3.3
5.5
5.5
5.5
3.3
2.7
2.7
2.7
0.65
1.2
1.3
1.4
0.65
0.35
0.3
0.25
0.1
5
2
V
Min
V
Max
mA
Min
mA
Min
V
Max
V
Min
mA
Max
mA
Min
dB
Typ
V
Max
V
Min
mA
Max
mA
Min
µA
Typ
µs
Typ
µs
Typ
4
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