5秒后页面跳转
SN74LS390DR2 PDF预览

SN74LS390DR2

更新时间: 2024-01-06 23:35:07
品牌 Logo 应用领域
摩托罗拉 - MOTOROLA 光电二极管
页数 文件大小 规格书
5页 71K
描述
LS SERIES, ASYN NEGATIVE EDGE TRIGGERED 3-BIT UP DECADE COUNTER, PDSO16, SOIC-16

SN74LS390DR2 技术参数

生命周期:Contact Manufacturer包装说明:SOP,
Reach Compliance Code:unknownHTS代码:8542.39.00.01
风险等级:5.58计数方向:UP
系列:LSJESD-30 代码:R-PDSO-G16
长度:9.9 mm负载/预设输入:YES
逻辑集成电路类型:DECADE COUNTER工作模式:ASYNCHRONOUS
位数:4功能数量:2
端子数量:16最高工作温度:70 °C
最低工作温度:封装主体材料:PLASTIC/EPOXY
封装代码:SOP封装形状:RECTANGULAR
封装形式:SMALL OUTLINE传播延迟(tpd):60 ns
座面最大高度:1.75 mm最大供电电压 (Vsup):5.25 V
最小供电电压 (Vsup):4.75 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
触发器类型:NEGATIVE EDGE宽度:3.9 mm
最小 fmax:25 MHzBase Number Matches:1

SN74LS390DR2 数据手册

 浏览型号SN74LS390DR2的Datasheet PDF文件第2页浏览型号SN74LS390DR2的Datasheet PDF文件第3页浏览型号SN74LS390DR2的Datasheet PDF文件第4页浏览型号SN74LS390DR2的Datasheet PDF文件第5页 
SN54/74LS390  
SN54/74LS393  
DUAL DECADE COUNTER;  
DUAL 4-STAGE  
BINARY COUNTER  
DUAL DECADE COUNTER;  
DUAL 4-STAGE  
TheSN54/74LS390andSN54/74LS393eachcontainapairofhigh-speed  
4-stage ripple counters. Each half of the LS390 is partitioned into a  
divide-by-two section and a divide-by five section, with a separate clock input  
for each section. The two sections can be connected to count in the 8.4.2.1  
BCD codeortheycancountinabiquinarysequencetoprovideasquarewave  
(50% duty cycle) at the final output.  
BINARY COUNTER  
LOW POWER SCHOTTKY  
Each half of the LS393 operates as a Modulo-16 binary divider, with the last  
three stages triggered in a ripple fashion. In both the LS390 and the LS393,  
the flip-flops are triggered by a HIGH-to-LOW transition of their CP inputs.  
Each half of each circuit type has a Master Reset input which responds to a  
HIGH signal by forcing all four outputs to the LOW state.  
J SUFFIX  
CERAMIC  
CASE 620-09  
Dual Versions of LS290 and LS293  
16  
1
LS390 has Separate Clocks Allowing ÷2, ÷2.5, ÷5  
Individual Asynchronous Clear for Each Counter  
Typical Max Count Frequency of 50 MHz  
N SUFFIX  
PLASTIC  
Input Clamp Diodes Minimize High Speed Termination Effects  
CASE 648-08  
16  
1
CONNECTION DIAGRAM DIP (TOP VIEW)  
D SUFFIX  
SOIC  
CASE 751B-03  
SN54/74LS390  
16  
V
CP  
MR  
Q
CP  
Q
Q
Q
3
1
CC  
0
0
1
1
2
16  
15  
14  
13  
12  
11  
10  
9
J SUFFIX  
CERAMIC  
CASE 632-08  
14  
1
1
2
3
4
CP  
5
6
8
7
N SUFFIX  
PLASTIC  
CP  
MR  
Q
Q
Q
Q
3
GND  
0
0
1
1
2
NOTE:  
CASE 646-06  
The Flatpak version  
has the same pinouts  
(Connection Diagram) as  
the Dual In-Line Package.  
14  
SN54/74LS393  
1
V
CP  
13  
MR  
Q
Q
Q
Q
3
CC  
0
1
2
14  
12  
11  
10  
9
8
D SUFFIX  
SOIC  
CASE 751A-02  
14  
1
ORDERING INFORMATION  
1
2
3
4
5
6
7
SN54LSXXXJ  
Ceramic  
CP  
MR  
Q
Q
Q
Q
3
GND  
0
1
2
SN74LSXXXN Plastic  
SN74LSXXXD SOIC  
FAST AND LS TTL DATA  
5-1  

与SN74LS390DR2相关器件

型号 品牌 描述 获取价格 数据表
SN74LS390DRE4 TI DUAL 4-BIT DECADE AND BINARY COUNTERS

获取价格

SN74LS390DRG4 TI DUAL 4-BIT DECADE AND BINARY COUNTERS

获取价格

SN74LS390J TI LS SERIES, ASYN NEGATIVE EDGE TRIGGERED 3-BIT UP DECADE COUNTER, CDIP16, CERAMIC, DIP-16

获取价格

SN74LS390J-00 TI LS SERIES, ASYN NEGATIVE EDGE TRIGGERED 3-BIT UP DECADE COUNTER, CDIP16

获取价格

SN74LS390JD MOTOROLA Decade Counter, LS Series, Asynchronous, Negative Edge Triggered, 3-Bit, Up Direction, TTL

获取价格

SN74LS390JDS MOTOROLA LS SERIES, ASYN NEGATIVE EDGE TRIGGERED 3-BIT UP DECADE COUNTER, CDIP16, CERAMIC, DIP-16

获取价格