TA1372FNG Datasheet, PDF (4/15 Pages) Toshiba Semiconductor – VHF Band RF Modulator IC for VCRs and Set top boxes

Pin
No.
Name
DC Voltage AC Voltage
(typ.)
(typ.)
Carrier off
6 mode
selection
H: 5 V
L: 0 V
⎯
6
Interface equivalent circuit
TA1372FNG
Note
10 kΩ
D.V_CC
This terminal is selection of
Carrier off-mode and
Antenna SW driver output.
High : Carrier ON
Antenna SW High
Low or Open : Carrier OFF
D.GND
Antenna SW Low
7 4 MHz X’tal
4.3 V
(External
input
mode)
2.7 V
(Internal
oscillation
mode)
D.V_CC
(Note1)
3.6 V
⎯
2 kΩ
2 kΩ
As reference signal, either
4-MHz crystal resonator can
7 _{be connected to this pin for}
internal oscillation or
external signal can be input.
D.GND
(Note2) ^{0.1 mA}
Reference signal Mode can
be selected pin 1.
Note1: Internal oscillation mode OFF
Note2: External input mode OFF
H: 5 V
8 Channel select
L: 0 V
⎯
8
10 kΩ
9 Digital GND
(0 V)
⎯
P/S ratio
10
set up
5V
⎯
10
(Pin Open)
⎯
80 kΩ
11 Digital Vcc
(5 V)
⎯
D.V_CC
This terminal is the
selection of RF VCO
oscillation frequency.
Open or High : USA 3ch
Low : USA 4ch
D.GND
Digital GND
A.V_CC
P / S ratio is set up by
connecting resistance with
this terminal between GND.
A.GND
Digital Vcc
4
2003-12-25