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LA72912V Datasheet(PDF) 11 Page - Sanyo Semicon Device

Part No. LA72912V
Description  FM Modulator and Demodulator IC
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Maker  SANYO [Sanyo Semicon Device]
Homepage  http://www.ssdc-jp.com/eng/
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LA72912V
No.A1409-11/12
Continued from preceding page.
Pin No.
Pin Name
Description
Equivalent circuit
23
De-emphasis output
/V-2V select
DEMOD mode: Video signal output after De-emphasis.
Output level is 0.5Vp-p.
Connect capacitor to clamp input (pin 16).
MOD mode: DFF control pin. DFF is ON at over 2V DC
voltage. (2 to 5V)
23
MOD : DC IN
200
DEMOD
1mA
SIG
C1
24
Video input
MOD mode: Video signal input pin (from camera).
Input level is 1Vp-p.
DEMOD mode: Video signal input pin (from
de-emphasis).
Input level is 0.5Vp-p.
24
Video input
MOD : 1Vp-p
DEMOD : 0.5Vp-p
200
µA
Clamp
C1
500
200




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