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74ALS241AN PDF预览

74ALS241AN

更新时间: 2024-02-07 02:55:00
品牌 Logo 应用领域
恩智浦 - NXP /
页数 文件大小 规格书
9页 113K
描述
Octal buffer 3-state

74ALS241AN 技术参数

生命周期:ObsoleteReach Compliance Code:unknown
HTS代码:8542.39.00.01风险等级:5.82
Is Samacsys:N其他特性:OUTPUT ENABLE ACTIVE HIGH FOR ONE FUNCTION
系列:ALSJESD-30 代码:R-PDSO-G20
长度:12.8 mm负载电容(CL):50 pF
逻辑集成电路类型:BUS DRIVER位数:4
功能数量:2端口数量:2
端子数量:20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:SOP封装形状:RECTANGULAR
封装形式:SMALL OUTLINE最大电源电流(ICC):26 mA
传播延迟(tpd):10 ns认证状态:Not Qualified
座面最大高度:2.65 mm最大供电电压 (Vsup):5.5 V
最小供电电压 (Vsup):4.5 V标称供电电压 (Vsup):5 V
表面贴装:YES技术:TTL
温度等级:COMMERCIAL端子形式:GULL WING
端子节距:1.27 mm端子位置:DUAL
宽度:7.5 mmBase Number Matches:1

74ALS241AN 数据手册

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Philips Semiconductors  
Product specification  
Octal buffer (3-State)  
74ALS241A/74ALS241A-1  
FEATURES  
PIN CONFIGURATION  
Octal bus interface  
OEa  
Ia0  
1
20  
V
CC  
3-State buffer outputs sink 24mA and source 15mA  
The -1 version sinks 48 mA  
2
19 OEb  
18 Ya0  
17 Ib0  
16 Ya1  
15 Ib1  
14 Ya2  
13 Ib2  
12 Ya3  
11 Ib3  
Yb0  
Ia1  
3
4
5
6
7
8
9
Yb1  
Ia2  
DESCRIPTION  
The 74ALS241A is an octal buffer that is ideal for driving bus lines or  
buffer memory address registers. The outputs are all capable of  
sinking 24mA and sourcing up to 15mA, producing very good  
capacitive drive characteristics. The device features two output  
enables, OEa and OEb, each controlling four of the 3-State outputs.  
Yb2  
Ia3  
Yb3  
GND 10  
The 74ALS241A-1 sinks 48mA I if the V is limited to  
OL  
CC  
SF00324  
5.0V ±0.25V.  
TYPICAL  
PROPAGATION  
DELAY  
TYPICAL  
SUPPLY CURRENT  
(TOTAL)  
ORDERING INFORMATION  
TYPE  
ORDER CODE  
DRAWING  
NUMBER  
COMMERCIAL RANGE  
74ALS241A  
74ALS241A-1  
4.5ns  
4.5ns  
18mA  
18mA  
V
CC  
= 5V ±10%,  
= 0°C to +70°C  
DESCRIPTION  
T
amb  
74ALS241AN,  
74ALS241A-1N  
20-pin plastic DIP  
20-pin plastic SOL  
SOT146-1  
SOT163-1  
SOT339-1  
74ALS241AD,  
74ALS241A-1D  
20-pin plastic SSOP  
Type II  
74ALS241ADB,  
74ALS241A-1DB  
INPUT AND OUTPUT LOADING AND FAN-OUT TABLE  
74ALS (U.L.)  
HIGH/LOW  
LOAD VALUE  
PINS  
DESCRIPTION  
HIGH/LOW  
20µA/0.1mA  
20µA/0.1mA  
15mA/24mA  
15mA/48mA  
Ian, Ibn  
OEa, OEb  
Yan, Ybn  
Yan, Ybn  
Data inputs  
1.0/1.0  
Output Enable inputs (active-Low)  
Data outputs  
1.0/1.0  
750/240  
750/480  
Data outputs (-1 version)  
NOTE: One (1.0) ALS unit load is defined as: 20µA in the High state and 0.1mA in the Low state.  
LOGIC SYMBOL  
IEC/IEEE SYMBOL  
1
2
4
6
8
17 15 13  
11  
EN1  
EN2  
19  
Ia0 Ia1 Ia2 Ia3 Ib0 Ib1 Ib2 Ib3  
2
4
18  
16  
14  
12  
2D  
1
1
OEa  
OEb  
6
8
19  
Ya0 Ya1 Ya2 Ya3 Yb0 Yb1 Yb2 Yb3  
17  
3
5
2
15  
18 16 14 12  
3
5
7
9
7
9
13  
11  
V
= Pin 20  
CC  
GND = Pin 10  
SF00326  
SF00325  
2
1991 Feb 08  
853–1276 01670  

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