參數(shù)資料
型號(hào)： MC44BS374T1AEF
廠商： Freescale Semiconductor
文件頁數(shù)： 34/34頁
文件大?。?/td> 0K
描述： IC AUDIO/VIDEO MODULATOR 16-SOIC
標(biāo)準(zhǔn)包裝： 48
類型： NTSC/PAL 調(diào)制器
應(yīng)用： 音頻/視頻，VCR，機(jī)頂盒
安裝類型： 表面貼裝
封裝/外殼： 16-SOIC（0.154"，3.90mm 寬）
供應(yīng)商設(shè)備封裝： 16-SOIC N
包裝： 管件
I2C Programming
MC44BS374T1/374T1A Advance Information
WRITE MODE: Test Mode 2
NOTE:
Test modes 1 and 2 are intended for manufacturing test purposes only and
cannot be used for normal applications, except for VHF range (states 1.b
to 1.e).
READ MODE
X5
X4
X3
State
Description
0
2.a
Normal operation
0
1
2.b
Test pattern generator DC verification (Test pattern DC test mode available)
0
1
0
2.c
Program divider test (UHF program divider on PLLFILT pin and sound program
divider on SPLLFIL pin)
0
1
2.d
Reference divider test (UHF reference divider on PLLFILT pin)
1
0
2.e
UHF phase comparison, upper source on PLLFILT pin
Sound phase comparison 10
A upper source on SPLLFIL
(Only valid during transient output inhibit.)
1
0
1
2.f
UHF phase comparison, lower source on PLLFILT pin
Sound phase comparison 10
A lower source on SPLLFIL
(Only valid during transient output inhibit.)
1
0
2.g
Sound phase comparison 1
A upper source on SPLLFIL
(Not valid during transient output inhibit.)
1
2.h
Sound phase comparison 1
A lower source on SPLLFIL
(Not valid during transient output inhibit.)
OOR
Description
0
Normal operation, VCO in range
1
VCO out of range
Y1
Description
0
VCO out of range, frequency too low, only valid if OOR=1
1
VCO out of range, frequency too high, only valid if OOR=1
Y2
Description
0
High VCO is active
1
Low VCO is active
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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