TB1254N View Datasheet(PDF) - Toshiba
Part Name
Description
Manufacturer
TB1254N Datasheet PDF : 58 Pages
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PIN NAME
48 TV IN
FUNCTION
An input terminal for TV video signal.
(input level 1Vp-p / 140 IRE)
INTERFACE
14
1kĦ
2V
48
1kĦ
49 De-Emphasis
•Mon-OUT
A terminal to De-Emphasis Audio signal, and
pick up detected Audio signal. Connect
capacitor (0.01•F to GND.
The time constant 50/75us is set by the
IICBUS control “SIF Freq”.
Remove the capacitor in case of use US/JPN 49
sound multiplex system.
50 PIF TANK
51
Terminals to connect a PIF tank coil.
The tank coil should be pre-set up within +/-
2% for the automatic tuning. Manual tuning is
also available..
50
The resonance capacitance of the tank
should be 18pF.
51
52 DC NF
A terminal for connect the capacitor for DC
NF.
19
14
15kĦ 7.5kĦ 500Ħ
5
1
5
14
52
2kĦ 10kĦ
5
Ver3.7
00/01/28 11
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