THS7318_07 Datasheet, PDF (4/20 Pages) Texas Instruments – 3-Channel Low-Power EDTV/SDTV Video Line Driver With Low-Pass Filters

THS7318
SLOS517A – JANUARY 2007 – REVISED FEBRUARY 2007
www.ti.com
ELECTRICAL CHARACTERISTICS
V_S+ = 3.3V, 27°C, Y’ and P’_R / C’ channels: R_L = 150 Ω and C_L = 6.2 pF to GND P’_B / CVBS channel: 75 Ω and C_L = 6.2 pF
to GND (unless otherwise noted)
PARAMETER
TEST CONDITIONS
DC CHARACTERISTICS
V_SS Supply voltage range
I_Q
Quiescent supply current
V_SD Shutdown supply current
Output DC level shift voltage
EN = High
EN = Low
All channels
Input bias current
Input resistance / capacitance
Y’ and P’_B / CVBS channels
P’_R / C’ channel
Voltage gain
Channel to Channel Gain Match All Channels
PSRR Power supply rejection
DC
V_OH Output voltage swing high
P’_B output high minus output
offset
Y’ and P’_R / C’ channel, 150 Ω to GND
P’_B / CVBS channel, 50 Ω to GND
At V_s+ = 3.135 V, P’_B / CVBS channel, 50 Ω to
GND
Output short-circuit current
Max current into EN pin
Y’ and P’_R / C’ channel
P’_B / CVBS channel
EN = Low
EN = High
Disable threshold
Low = off
Enable threshold
High = on
Output impedance in shutdown EN = Low
AC PERFORMANCE
±0.1 dB Bandwidth
Relative to 1 MHz
±1.0 dB Bandwidth
Relative to 1 MHz
–3 dB Bandwidth
Relative to 1 MHz
Normalized stop band gain
f = 43 MHz, Relative to 1 MHz
Differential gain
NTSC and PAL
Differential phase
NTSC and PAL
Group delay variation
f = 11 MHz w/ref to 1 MHz
Signal to noise ratio
t_r/t_f
Rise / fall time
Positive/ negative slew rate
THD at 1MHz
V_OUT = 2-V_PP sine wave
V_OUT = 2-V step
V_OUT = 2-V step
At 1MHz, 2 V_PP
MIN
TYP
MAX
UNIT
TEST
LEVEL ⁽¹⁾
2.85 3.3
5V
B
2.8 3.5 4.5 mA
A
0.150
<1 µA
A
110 150 200 mV
A
–100 –160 –240 nA
A
–170 –280 –415 nA
A
2.4/1
MΩ/pF
C
1.98
2 2.02 V/V
A
±0.14
±1 %
A
47
dB
A
2.85 2.96
V
A
2.6 2.9
V
A
2.3 2.65
V
A
70
mA
C
100
mA
C
<1 µA
A
<1 µA
A
0.6 V
A
2.1
V
A
20
kΩ
C
11
MHz
C
14
17
MHz
A
17
20
MHz
B
–21 –12 dB
A
0.05
%
C
0.03
deg
C
4
ns
C
62
dB
C
20
ns
C
80
V/µs
C
73
dBc
C
(1) Test levels:
(A) 100% tested at 25°C. Overtemperature limits set by characterization and simulation.
(B) Limits set by characterization and simulation.
(C) Typical value only for information.
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