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SN74ALS29821 PDF预览

SN74ALS29821

更新时间: 2024-02-09 07:03:25
品牌 Logo 应用领域
德州仪器 - TI 触发器输出元件
页数 文件大小 规格书
6页 92K
描述
10-BIT BUS-INTERFACE FLIP-FLOPS WITH 3-STATE OUTPUTS

SN74ALS29821 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Obsolete零件包装代码:DIP
包装说明:0.300 INCH, ROHS COMPLIANT, PLASTIC, DIP-24针数:24
Reach Compliance Code:compliantHTS代码:8542.39.00.01
Factory Lead Time:1 week风险等级:5.16
Samacsys Confidence:Samacsys Status:Released
Samacsys PartID:605028Samacsys Pin Count:24
Samacsys Part Category:Integrated CircuitSamacsys Package Category:Other
Samacsys Footprint Name:DIP254P762X508-24Samacsys Released Date:2017-01-12 12:59:53
Is Samacsys:N其他特性:POWER OFF DISABLE OUTPUTS TO PERMIT LIVE INSERTION
系列:ALSJESD-30 代码:R-PDIP-T24
JESD-609代码:e4长度:31.64 mm
负载电容(CL):300 pF逻辑集成电路类型:BUS DRIVER
位数:10功能数量:1
端口数量:2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包装方法:TUBE
峰值回流温度(摄氏度):NOT SPECIFIED最大电源电流(ICC):115 mA
传播延迟(tpd):16 ns认证状态:Not Qualified
座面最大高度:5.08 mm子类别:FF/Latches
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:NO
技术:TTL温度等级:COMMERCIAL
端子面层:Nickel/Palladium/Gold (Ni/Pd/Au)端子形式:THROUGH-HOLE
端子节距:2.54 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:POSITIVE EDGE
宽度:7.62 mmBase Number Matches:1

SN74ALS29821 数据手册

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SN54ALS29821, SN74ALS29821  
10-BIT BUS-INTERFACE FLIP-FLOPS  
WITH 3-STATE OUTPUTS  
SDAS145B – JANUARY 1986 – REVISED JANUARY 1995  
SN54ALS29821 . . . JT PACKAGE  
SN74ALS29821 . . . DW OR NT PACKAGE  
(TOP VIEW)  
Functionally Equivalent to AMD’s AM29821  
Provide Extra Data Width Necessary for  
Wider Address/Data Paths or Buses With  
Parity  
OE  
1D  
2D  
3D  
4D  
5D  
6D  
7D  
8D  
V
CC  
1
2
3
4
5
6
7
8
9
24  
Outputs Have Undershoot-Protection  
23 1Q  
22 2Q  
21 3Q  
20 4Q  
19 5Q  
18 6Q  
17 7Q  
16 8Q  
15 9Q  
14 10Q  
13 CLK  
Circuitry  
Power-Up High-Impedance State  
Buffered Control Inputs Reduce  
dc Loading Effects  
Package Options Include Plastic  
Small-Outline (DW) Packages and Standard  
Plastic (NT) and Ceramic (JT) 300-mil DIPs  
9D 10  
10D 11  
GND 12  
description  
These 10-bit edge-triggered D-type flip-flops  
feature 3-state outputs designed specifically for  
driving highly capacitive or relatively low-impedance loads. These devices are particularly suitable for  
implementing wider buffer registers, I/O ports, bidirectional bus drivers with parity, and working registers.  
On the positive transition of the clock (CLK) input, the Q outputs are true to the data (D) input.  
A buffered output-enable (OE) input can place the ten outputs in either a normal logic state (high or low logic  
levels) or a high-impedance state. The outputs also are in the high-impedance state during power-up and  
power-down conditions. The outputs remain in the high-impedance state while the device is powered down. In  
the high-impedance state, the outputs neither load nor drive the bus lines significantly. The high-impedance  
state and increased drive provide the capability to drive bus lines without interface or pullup components.  
OE does not affect the internal operation of the flip-flops. Old data can be retained or new data can be entered  
while the outputs are in the high-impedance state.  
The SN54ALS29821 is characterized for operation over the full military temperature range of 55°C to 125°C.  
The SN74ALS29821 is characterized for operation from 0°C to 70°C.  
FUNCTION TABLE  
(each flip-flop)  
INPUTS  
OUTPUT  
Q
OE  
L
CLK  
D
H
L
H
L
L
L
L
X
X
X
Q
0
H
Z
Copyright 1995, Texas Instruments Incorporated  
PRODUCTION DATA information is current as of publication date.  
Products conform to specifications per the terms of Texas Instruments  
standard warranty. Production processing does not necessarily include  
testing of all parameters.  
1
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  

SN74ALS29821 替代型号

型号 品牌 替代类型 描述 数据表
SN54ALS29821 TI

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