參數(shù)資料
型號: MC44BS374CA
廠商: Motorola, Inc.
英文描述: SWITCH TACT H=4.7MM W/ESD 130GF
中文描述: 鎖相環(huán)調(diào)諧UHF和VHF音頻/視頻高集成調(diào)制器
文件頁數(shù): 1/34頁
文件大?。?/td> 571K
代理商: MC44BS374CA
Ordering Information
Device
Temp Range
Package
MC44BS374CAD,R2
0°C to +70°C
SO16NB
MC44BS374CAEF,R2
0°C to +70°C
SO16NB
Lead free
NOTE: For tape and reel, add R2 suffix.
SO16NB Package
This document contains information on a product under development. Motorola reserves the right to change or
discontinue this product without notice. Motorola, Inc., 2003. All rights reserved.
For More Information On This Product,
Go to: www.freescale.com
MC44BS374CA
The MC44BS374CA audio and video modulator is for use in VCRs, set-top boxes, and
similar devices.
Multi standard
TV output level 82dBuV typical
5V and 3.3V compatible I
2
C bus
Figure 1 shows the pin connections.
Figure 1. MC44BS374CA Pin Connections
GNDD
VCCD
PLLFLT
XTAL
GND
TVOVCC
AUDIO
GND
SDA
SCL
LOP
PREEM
TVOUT
VCCA
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
SPLFLT
VIDEO
SO16 pin package
Technical data
MC44BS374CA
Rev. 1.2 04/2004
PLL Tuned UHF and
VHF Audio/Video High
Integration Modulator
Contents
Features . . . . . . . . . . . . . . . 2
Comparing the
MC44BS374CA to the
MC44BC374C . . . . . . . . 3
Pin Descriptions . . . . . . . . 3
MC44BS374CA Functional
Overview . . . . . . . . . . . . 4
Maximum Ratings . . . . . . . 5
Thermal Ratings . . . . . . . . . 5
Electrostatic Discharge . . . 5
Electrical Characteristics . 6
I2C Bit Mapping . . . . . . . . . 7
I2C Programming . . . . . . . . 8
Modulator High Frequency
Characteristics . . . . . . 10
Video Characteristics . . . 11
Audio Characteristics . . . 13
Characterization
Measurement Conditions
14
MC44BS374CA Modes of
Operation . . . . . . . . . . . 20
High Speed I2C Compatible
Bus . . . . . . . . . . . . . . . . 24
Pin Circuit Schematics . . 27
Application Diagram . . . . 28
MC44BS374CA Evaluation
Board Layout and
Schematic . . . . . . . . . . 29
Packaging Instructions . . 31
Marking Instructions . . . . 31
Case Outline 32
F
Freescale Semiconductor, Inc.
n
.
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