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MC74HC259D PDF预览

MC74HC259D

更新时间: 2024-10-01 23:01:35
品牌 Logo 应用领域
摩托罗拉 - MOTOROLA 解码器触发器锁存器逻辑集成电路光电二极管
页数 文件大小 规格书
7页 202K
描述
8-Bit Addressable Latch 1-of-8 Decoder

MC74HC259D 技术参数

是否Rohs认证:不符合生命周期:Obsolete
零件包装代码:SOIC包装说明:SOP,
针数:16Reach Compliance Code:unknown
HTS代码:8542.39.00.01风险等级:5.21
Is Samacsys:N其他特性:1:8 DMUX FOLLOWED BY LATCH; RESET ACTIVE ONLY WHEN LATCH ENABLE IS HIGH
系列:HC/UHJESD-30 代码:R-PDSO-G16
JESD-609代码:e0长度:9.9 mm
负载电容(CL):50 pF逻辑集成电路类型:D LATCH
位数:1功能数量:1
端子数量:16最高工作温度:125 °C
最低工作温度:-55 °C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
峰值回流温度(摄氏度):NOT SPECIFIED传播延迟(tpd):60 ns
认证状态:Not Qualified座面最大高度:1.75 mm
最大供电电压 (Vsup):6 V最小供电电压 (Vsup):2 V
标称供电电压 (Vsup):5 V表面贴装:YES
技术:CMOS温度等级:MILITARY
端子面层:Tin/Lead (Sn/Pb)端子形式:GULL WING
端子节距:1.27 mm端子位置:DUAL
处于峰值回流温度下的最长时间:NOT SPECIFIED触发器类型:LOW LEVEL
宽度:3.9 mmBase Number Matches:1

MC74HC259D 数据手册

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SEMICONDUCTOR TECHNICAL DATA  
High–Performance Silicon–Gate CMOS  
J SUFFIX  
CERAMIC PACKAGE  
CASE 620–10  
16  
16  
The MC54/74HC259 is identical in pinout to the LS259. The device inputs  
are compatible with standard CMOS outputs; with pullup resistors, they are  
compatible with LSTTL outputs.  
1
The HC259 has four modes of operation as shown in the mode selection  
table. In the addressable latch mode, the data on Data In is written into the  
addressed latch. The addressed latch follows the data input with all  
non–addressed latches remaining in their previous states. In the memory  
mode, all latches remain in their previous state and are unaffected by the  
Data or Address inputs. In the one–of–eight decoding or demultiplexing  
mode, the addressed output follows the state of Data In with all other outputs  
in the LOW state. In the Reset mode all outputs are LOW and unaffected by  
the address and data inputs. When operating the HC259 as an addressable  
latch, changing more than one bit of the address could impose a transient  
wrong address. Therefore, this should only be done while in the memory  
mode.  
N SUFFIX  
PLASTIC PACKAGE  
CASE 648–08  
1
D SUFFIX  
SOIC PACKAGE  
CASE 751B–05  
16  
1
ORDERING INFORMATION  
MC54HCXXXJ  
MC74HCXXXN  
MC74HCXXXD  
Ceramic  
Plastic  
SOIC  
Output Drive Capability: 10 LSTTL Loads  
Outputs Directly Interface to CMOS, NMOS, and TTL  
Operating Voltage Range: 2 to 6 V  
PIN ASSIGNMENT  
Low Input Current: 1 µA  
A0  
A1  
1
2
16  
15  
V
CC  
High Noise Immunity Characteristic of CMOS Devices  
In Compliance with the Requirements Defined by JEDEC Standard  
No. 7A  
RESET  
A2  
Q0  
Q1  
Q2  
3
4
5
6
7
8
14  
13  
12  
11  
10  
9
ENABLE  
DATA IN  
Q7  
Chip Complexity: 202 FETs or 50.5 Equivalent Gates  
Q6  
LOGIC DIAGRAM  
Q5  
Q3  
GND  
Q4  
1
2
3
4
5
6
7
9
A0  
A1  
A2  
Q0  
Q1  
Q2  
Q3  
Q4  
ADDRESS  
INPUTS  
MODE SELECTION TABLE  
NONINVERTING  
OUTPUTS  
Enable Reset  
Mode  
L
H
L
H
H
L
Addressable Latch  
Memory  
8–Line Demultiplexer  
Reset  
13  
10  
11  
DATA IN  
Q5  
Q6  
12  
H
L
Q7  
15  
14  
LATCH SELECTION TABLE  
RESET  
ENABLE  
Address Inputs  
Latch  
C
B
A
Addressed  
PIN 16 = V  
CC  
PIN 8 = GND  
L
L
L
L
L
H
H
L
L
H
H
L
H
L
H
L
H
L
H
Q0  
Q1  
Q2  
Q3  
Q4  
Q5  
Q6  
Q7  
L
H
H
H
H
10/95  
REV 6  
Motorola, Inc. 1995  

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