参数资料
型号: MC44BS374T1EF
厂商: Freescale Semiconductor
文件页数: 32/34页
文件大小: 0K
描述: IC AUDIO/VIDEO MODULATOR 16-SOIC
标准包装: 48
类型: NTSC/PAL 调制器
应用: 音频/视频,VCR,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: 管件
I2C Bit Mapping
MC44BS374T1/374T1A Advance Information
9 I2C Bit Mapping
WRITE MODE
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
ACK
CA-CHIP ADDRESS
1
0
1
0
1
0
ACK
C1-High Order Bits
1
0
SO
LOP
PS
X3
X2
0
ACK
C0-Low Order Bits
PWC
OSC
ATT
SFD1
SFD0
0
X5
X4
ACK
FM-High Order Bits
0
TPEN
N11
N10
N9
N8
N7
N6
ACK
FL-Low Order Bits
N5
N4
N3
N2
N1
N0
X1
X0
ACK
READ MODE
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
ACK
CHIP ADDRESS
1
0
1
0
1
ACK
R-Status Byte
-
Y2
Y1
OOR
-
Bit Name
Description
PWC
Peak White Clip enable/disable
OSC
UHF oscillator ON/OFF
ATT
Modulator output attenuated-sound and video modulators ON/OFF
SFD0, 1
Sound subcarrier frequency control bits
SO
Sound Oscillator ON/OFF
LOP
Logic Output Port
PS
Picture-to-sound carrier ratio
TPEN
Test pattern enable-picture and sound
X5…X0
Test mode bits-All bits are 0 for normal operation (see Test Mode tables, page 6 & page 7) except
“OSC” bit (normal mode is “1”)
N0…N11
UHF frequency programming bits, in steps of 250kHz
OOR
RF oscillator out-of-frequency range information
Y1, Y2
RF oscillator operating range information
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For More Information On This Product,
Go to: www.freescale.com
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