参数资料
型号: MC44BC375UEFR2
厂商: Freescale Semiconductor
文件页数: 8/20页
文件大小: 0K
描述: IC A-VHF MODULATOR 16-SOIC
标准包装: 1
类型: 调制器
应用: 机顶盒
安装类型: 表面贴装
封装/外壳: 16-SOIC(0.154",3.90mm 宽)
供应商设备封装: 16-SOIC N
包装: 标准包装
其它名称: MC44BC375UEFR2DKR
MC44BC375/U/J/T Technical Data
Markings and Case Diagrams
15 Markings and Case Diagrams
15.1 Pin Description
Symbol
Pin description
Functionality
1
CHS
Channel Select
Channel 3 / Channel 4 selection for MC44BC375U
Channel 1 / Channel 2 selection for MC44BC375J
Don’t care for the MC44BC375T
2
PSS
Picture to Sound Select
PS=14dB / PS=16dB selection
3
LOP
Logic Output Port
Logic Output Level (Low voltage / high impedance)
selectable via Pin 9
4
XTAL
Crystal
Crystal Oscillator input
5
Gnd
Ground
6
PREEM
Pre-emphasis
Audio Pre-emphasis capacitor
7
AUDIO
Audio Input
8
SPLFLT
Sound PLL Filter
9
PSave/LO
PowerSave & Logic Output control
Normal Mode / Power save mode selection
In Power Save Mode, the LOP pin is automatically
switched to low voltage
10
VIDEO
Video Input
11
VCCA
Voltage supply
12
GND
Ground
13
TVOUT
TV Output
Modulated signal Output
14
TVOVCC
Voltage supply
15
PLLFLT
PLL Filter
UHF PLL Filter
16
SFS
Sound Frequency Select
Sound frequency 4.5Mhz / 5.5Mhz selection
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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