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N74ALS646N PDF预览

N74ALS646N

更新时间: 2024-02-25 13:48:08
品牌 Logo 应用领域
飞利浦 - PHILIPS 光电二极管逻辑集成电路触发器
页数 文件大小 规格书
13页 155K
描述
Registered Bus Transceiver, 1-Func, 8-Bit, True Output, TTL, PDIP24,

N74ALS646N 技术参数

是否Rohs认证: 不符合生命周期:Transferred
包装说明:DIP, DIP24,.3Reach Compliance Code:unknown
风险等级:5.83控制类型:INDEPENDENT CONTROL
计数方向:BIDIRECTIONALJESD-30 代码:R-PDIP-T24
JESD-609代码:e0逻辑集成电路类型:REGISTERED BUS TRANSCEIVER
最大I(ol):0.024 A位数:8
功能数量:1端子数量:24
最高工作温度:70 °C最低工作温度:
输出特性:3-STATE输出极性:TRUE
封装主体材料:PLASTIC/EPOXY封装代码:DIP
封装等效代码:DIP24,.3封装形状:RECTANGULAR
封装形式:IN-LINE电源:5 V
最大电源电流(ICC):88 mAProp。Delay @ Nom-Sup:35 ns
认证状态:Not Qualified子类别:Bus Driver/Transceivers
标称供电电压 (Vsup):5 V表面贴装:NO
技术:TTL温度等级:COMMERCIAL
端子面层:Tin/Lead (Sn/Pb)端子形式:THROUGH-HOLE
端子节距:2.54 mm端子位置:DUAL
触发器类型:POSITIVE EDGEBase Number Matches:1

N74ALS646N 数据手册

 浏览型号N74ALS646N的Datasheet PDF文件第2页浏览型号N74ALS646N的Datasheet PDF文件第3页浏览型号N74ALS646N的Datasheet PDF文件第4页浏览型号N74ALS646N的Datasheet PDF文件第6页浏览型号N74ALS646N的Datasheet PDF文件第7页浏览型号N74ALS646N的Datasheet PDF文件第8页 
Philips Semiconductors  
Product specification  
74ALS646/74ALS646-1  
74ALS648/74ALS648-1  
Transceiver/register  
LOGIC SYMBOL – 74ALS646/646-1  
LOGIC SYMBOL – 74ALS648/648-1  
21  
21  
OE  
OE  
3
3
DIR  
DIR  
23  
23  
22  
1
CPBA  
CPBA  
22  
SBA  
SBA  
CPAB  
1
CPAB  
2
2
SAB  
SAB  
1 OF 8 CHANNELS  
1 OF 8 CHANNELS  
1D  
C1  
1D  
C1  
4
4
20  
20  
A0  
A0  
B0  
B0  
1D  
C1  
1D  
C1  
V
= Pin 24  
V
= Pin 24  
CC  
TO 7 OTHER CHANNELS  
TO 7 OTHER CHANNELS  
CC  
GND = Pin 12  
GND = Pin 12  
SC00124  
SC00125  
FUNCTION TABLE  
INPUTS  
CPAB CPBA  
DATA I/O  
OPERATING MODE  
OE  
X
DIR  
X
SAB  
X
SBA  
An  
Input  
Bn  
74ALS646/74ALS646-1  
Store A, B unspecified*  
Store B, A unspecified*  
Store A and B data  
74ALS648/74ALS648-1  
Store A, B unspecified*  
Store B, A unspecified*  
Store A and B data  
X
X
X
X
X
X
L
Unspecified*  
Input  
X
X
X
Unspecified*  
Input  
H
H
L
X
X
Input  
X
H or L H or L  
X
Input  
Input  
Isolation, hold storage  
Real time B data to A bus  
Stored B data to A bus  
Real time A data to B bus  
Stored A data to B bus  
Isolation, hold storage  
Real time B data to A bus  
Stored B data to A bus  
Real time A data to B bus  
Stored A data to B bus  
L
X
X
X
H or L  
X
X
Output  
Output  
Input  
Input  
L
L
X
H
X
X
Input  
L
H
H
X
L
Output  
Output  
L
H or L  
X
H
Input  
NOTES:  
H = High voltage level  
L
X
*
=
=
=
Low voltage level  
Don’t care  
The data output function may be enabled or disabled by various signals at the OE and DIR inputs. Data input functions are always  
enabled, i.e., data at the bus pins will be stored on every Low-to-High transition of the clock.  
Low-to-High clock transition  
=
5
1991 Feb 08  

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