參數(shù)資料
型號: PCA9549PW
廠商: NXP SEMICONDUCTORS
元件分類: 總線控制器
英文描述: Octal bus switch with individually I2C-bus controlled enables
中文描述: I2C BUS CONTROLLER, PDSO24
封裝: 4.40 MM, PLASTIC, MO-153, SOT-355-1, TSSOP-24
文件頁數(shù): 5/12頁
文件大?。?/td> 139K
代理商: PCA9549PW
PCA9549_2
NXP B.V. 2009. All rights reserved.
Product data sheet
Rev. 02 — 13 July 2009
2 of 25
NXP Semiconductors
PCA9549
Octal bus switch with individually I2C-bus controlled enables
3.
Ordering information
3.1 Ordering options
4.
Block diagram
Table 1.
Ordering information
Type number
Package
Name
Description
Version
PCA9549D
SO24
plastic small outline package; 24 leads;
body width 7.5 mm
SOT137-1
PCA9549PW
TSSOP24
plastic thin shrink small outline package; 24 leads;
body width 4.4 mm
SOT355-1
PCA9549BS
HVQFN24
plastic thermal enhanced very thin quad at package;
no leads; 24 terminals; body 4
× 4 × 0.85 mm
SOT616-1
Table 2.
Ordering options
Type number
Topside mark
Temperature range
PCA9549D
40 °C to +85 °C
PCA9549PW
PCA9549
40 °C to +85 °C
PCA9549BS
9549
40 °C to +85 °C
Fig 1.
Block diagram
SWITCH CONTROL LOGIC
PCA9549
RESET
CIRCUIT
002aaa991
1A
2A
3A
4A
5A
6A
7A
8A
VSS
VDD
RESET
I2C-BUS
CONTROL
INPUT
FILTER
SCL
SDA
A0
A1
A2
1B
2B
3B
4B
5B
6B
7B
8B
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PCA9549PW,118 功能描述:數(shù)字總線開關(guān) IC 8-BIT I2C BUS SWITCH RoHS:否 制造商:Texas Instruments 開關(guān)數(shù)量:24 傳播延遲時間:0.25 ns 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:TSSOP-56 封裝:Reel
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