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參數(shù)資料
| 型號： | MC44355DW |
| 廠商： | MOTOROLA INC |
| 元件分類： | 消費家電 |
| 英文描述： | MULTI.STANDARD AND PAL/NTSC MODULATOR ICs |
| 中文描述： | SPECIALTY CONSUMER CIRCUIT, PDSO20 |
| 封裝： | PLASTIC, SO-20 |
| 文件頁數(shù)： | 5/20頁 |
| 文件大?。?/td> | 438K |
| 代理商： | MC44355DW |
MC44353 MC44354 MC44355
5
MOTOROLA ANALOG IC DEVICE DATA
High Speed I2C Compatible Bus Format
Bit 7
Bit 0
ACK
CA – Chip Address
ééééééééééééééééééééééé
ééééééééééééééééééééééé
VMD2
VMD1
VMD0
SFD1
SFD0
C0 – Low Order Bits
TB2
TB1
TB0
ACK
C1 – High Order Bits
ééééééééééééééééééééééé
ééééééééééééééééééééééé
N5
N4
N3
N2
N1
0
TPEN
N11
N10
N9
FL – Low Order Bits
N0
N8
X1
N7
X0
N6
ACK
FM – High Order Bits
ACK
NOTES:
1.C0 and FL: Low Order Bits and C1 and FM: High Order Bits.
2.VDM0–2: Video Mod Depth control bits (for MC44355 VMD0–2 are Don’t Care).
3.SFD0–1: Sound subcarrier frequency control bits.
4.TB0–2 and X1, X0: Test modes bits, see table entitled TEST MODES.
5.AMD0–2: Audio Modulation Sensitivity, see table entitled AUDIO MODULATION SENSITIVITY (for MC44355 AMD0–2 are Don’t Care).
6.PSD0–2: Picture to Sound carrier ratio, see table entitled PICTURE to SOUND CARRIER RATIO (for MC44355 PSD0–1 are Don’t Care).
7.SysL: System L enable (selects AM sound and positive video modulation, MC44353 only).
8.TPEN: Test pattern enable (picture and sound).
9.N0 to N11: UHF frequency programming bits, in steps of 250 kHz.
Data
First Data Byte (C1 or FM)
Figure 5. High Speed I2C Compatible bus data format
Chip Address ($CA)
SCL
STA
SDA
ACK
ACK
ACK
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
44
45
STO
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