參數(shù)資料
型號: 74LCX245WMX
廠商: Fairchild Semiconductor
文件頁數(shù): 4/11頁
文件大?。?/td> 0K
描述: IC TRANSCVR BIDIR 8BIT 20SOIC
標準包裝: 1
系列: 74LCX
邏輯類型: 收發(fā)器,非反相
元件數(shù): 1
每個元件的位元數(shù): 8
輸出電流高,低: 24mA,24mA
電源電壓: 2 V ~ 3.6 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 20-SOIC(0.295",7.50mm 寬)
供應商設備封裝: 20-SOIC
包裝: 標準包裝
產(chǎn)品目錄頁面: 1211 (CN2011-ZH PDF)
其它名稱: 74LCX245WMXDKR
1994 Fairchild Semiconductor Corporation
www.fairchildsemi.com
74LCX245 Rev. 1.11.1
2
74LCX245
Lo
w
V
olta
g
e
Bidirectional
T
ransceiver
with
5V
T
olerant
Inputs
and
Outputs
Connection Diagrams
Pin Assignments for SOIC, SOP, SSOP, and TSSOP
Pin Assignment for DQFN
(Top Through View)
Pin Description
Logic Symbol
Truth Table
H
= HIGH Voltage Level
L
= LOW Voltage Level
X
= Immaterial
Z
= High Impedance
Note:
3. Unused bus terminals during HIGH Z State must be
held HIGH or LOW.
Logic Diagram
Pin
Names
Description
OE
Output Enable Input
T/R
Transmit/Receive Input
A0–A7
Side A Inputs or 3-STATE Outputs
B0–B7
Side B Inputs or 3-STATE Outputs
Inputs
Outputs
OE
T/R
LL
Bus B0 – B7 Data to Bus A0 – A7
LH
Bus A0 – A7 Data to Bus B0 – B7
HX
HIGH Z State on A0 – A7, B0 – B7
(3)
(Bottom View)
DAP
No Connect
Note: DAP (Die Attach Pad)
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