mc44bc375u Freescale Semiconductor, Inc, mc44bc375u Datasheet - Page 2

• Manufacturer Part Number: mc44bc375u
• Description: Pll Tuned Vhf Channel 3 / 4 Audio / Video Modulator
• Manufacturer: Freescale Semiconductor, Inc

MC44BC375U
2
Table 1. Package Pin Descriptions
number
Pin
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
PSAVE/LO
Pin Name
PREEMP
AUDIO
VIDEO
RFOV
SPLFLT
PLLFLT
RF
XTAL
GND
GND
CHS
PSS
LOP
SFS
V
CC
OUT
CC
IN
IN
SPLFLT
PREEM
AUDIO
XTAL
GND
CHS
PSS
LOP
Channel select (Low = channel 4, High = channel 3)
Picture-to-Sound ratio select (Low = 14 dB, High = 16 dB)
Logical output port controlled by pin 9
Crystal / oscillator input
Ground
Pre-emphasis capacitor
Audio input
Sound PLL loop filter
Power save mode and LO control
Video input
Main analog supply voltage
Analog ground
RF output signal
RFoutput stage supply voltage
RF PLL loop filter
Sound frequency select (Low = 5.5 MHz, High = MHz 4.5 MHz)
PIN DESCRIPTIONS
Figure 1. Pin Connections
SOIC16 pin package
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
Description
SFS
PLLFLT
TVOV
TVOUT
GND
V
VIDEO
PSave/LO
CCA
CC
Application Specific Products
Freescale Semiconductor