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參數(shù)資料
| 型號： | 935271753118 |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 微控制器/微處理器 |
| 英文描述： | 8 I/O, PIA-GENERAL PURPOSE, PDSO20 |
| 封裝： | 4.40 MM, PLASTIC, MO-152, SOT-266-1, SSOP-20 |
| 文件頁數(shù)： | 3/33頁 |
| 文件大?。?/td> | 316K |
| 代理商： | 935271753118 |
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2002
Nov
22
11
Philips
Semiconductors
Product
specication
Remote
8-bit
I/O
e
xpander
f
or
I
2C-b
us
PCF8574
handbook,
full
pagewidth
MBD975
S
0
1
0
A2
A1
A0
1
A
start condition
DATA 1
R/W
acknowledge
from slave
A
DATA 4
1
SDA
READ FROM
PORT
t ph
DATA INTO
PORT
slave address (PCF8574)
data from port
acknowledge
from slave
stop
condition
t ps
DATA 4
P
DATA 2
DATA 3
t ir
t iv
INT
Fig.12 READ mode (input).
A LOW-to-HIGH transition of SDA, while SCL is HIGH is defined as the stop condition (P). Transfer of data can be stopped at any moment by a stop condition. When this occurs, data present
at the last acknowledge phase is valid (output mode). Input data is lost.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| 935275581112 | 8 I/O, PIA-GENERAL PURPOSE, PDSO16 |
| 0672.300 | Circular Connector; Body Material:Aluminum; Series:PT06; No. of Contacts:55; Connector Shell Size:22; Connecting Termination:Solder; Circular Shell Style:Straight Plug; Circular Contact Gender:Socket; Insert Arrangement:22-55 |
| 935084920112 | TELEPHONE SPEECH CKT, PDSO20 |
| 935084920118 | TELEPHONE SPEECH CKT, PDSO20 |
| 935084930112 | TELEPHONE SPEECH CKT, PDIP20 |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 935271933518 | 制造商:NXP Semiconductors 功能描述:IC D-TYPE POS TRG DUAL 56VFBGA |
| 935271933551 | 制造商:NXP Semiconductors 功能描述:IC D-TYPE POS TRG DUAL 56VFBGA |
| 935271933557 | 制造商:NXP Semiconductors 功能描述:IC D-TYPE POS TRG DUAL 56VFBGA |
| 935271937518 | 制造商:NXP Semiconductors 功能描述:IC BUFF DVR TRI-ST 16BIT 56VFBGA |
| 935271937551 | 制造商:NXP Semiconductors 功能描述:IC BUFF DVR TRI-ST 16BIT 56VFBGA |
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