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NJM2536A
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RF Modulator for VHF Band
DESCRIPTION The NJM2536A is a RF modulator IC especially designed for VHF band RF modulator and consists of video clamp circuit, white clip circuit, video AM modulator and audio FM modulator, built into one chip. NJM2536AV FEATURES • Operating Voltage 5V • Picture-to-sound ratio is adjustable • VHF Oscillator on chip • Carrier-off switch function on chip • Regulator on chip • Bipolar Technology • Package Outline:DMP/SSOP14 BLOCK DIAGRAM NJM2536AM PACKAGE OUTLINE
REG OUT
CH SW
14
13
12
11
10
9
RF OSC
REGULATOR
CLAMP & WHITE CLIP MIXER CARRIER OFF SW AUDIO FM MODULATOR
1 VIDEO IN
2 CARRIER OFF SW
3 ANT SW DRIVE
4 RF OUT
5 GND1
6 P/S
AUDIO IN
4.5MHz TANK
8 7
GND2
CH2
VCC
CH1
-1-
NJM2536A
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