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P8251A

更新时间： 2024-02-21 00:49:41

品牌	Logo	应用领域
罗彻斯特 - ROCHESTER		微控制器和处理器串行IO控制器通信控制器
页数	文件大小	规格书
11页	642K
描述
PROGRAMMABLE COMMUNICATION INTERFACE 28-Pin DIP Package

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技术参数
数据手册

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P8251A 技术参数

是否Rohs认证：	不符合	生命周期：	Obsolete
包装说明：	DIP, DIP28,.6	Reach Compliance Code：	unknown
风险等级：	5.92	JESD-30 代码：	R-PDIP-T28
JESD-609代码：	e0	端子数量：	28
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：	DIP
封装等效代码：	DIP28,.6	封装形状：	RECTANGULAR
封装形式：	IN-LINE	电源：	5 V
子类别：	Serial IO/Communication Controllers	标称供电电压：	5 V
表面贴装：	NO	技术：	MOS
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	Base Number Matches：	1

P8251A 数据手册

8251A

(USAR

ransmitter

Receiver/T

ous

Synchronous/Asynchron

Universal

with

standard

communications

industry

the

data

used

A is

8251

designed

The

88.

86,

iAPX

and

85,

80,

MCS-48,

such

the

families

microprocessor

for

serial

any

virtually

using

operate

CPU

is programmed

and

device

a peripheral

8251A

The

data

from

characters

transmission.

data

T accepts

USAR

The

“bi-sync”).

IBM

(including

use

presently

technique

transmission

in parallel

for

characters

stream

data

serial

a continuous

parallel

into

convert

them

and

converts

streams

then

data

whenever

and

format

serial

CPU

the

CPU.

it has

These

the

whenever

for

into

them

receive

can

, it

Simultaneously

transmission

for

character

a new

it can

CPU

the

signal

T will

USAR

The

time.

any

T at

USAR

the

status

complete

the

read

can

CPU

The

CPU.

the

for

a character

received

using

is fabricated

chip

. The

, TxEMPTY

SYNDET

such

signals

control

and

errors

transmission

data

include

s high performance HMOS technology

Intel’

* For complete Rochester ordering guide, please refer to page 2 *

Rochester Electronics guarantees performance of its semiconductor products to the original OEM speciﬁcations. “Typical” values are for reference purposes

only. Certain minimum or maximum ratings may be based on product characterization, design, simulation, or sample testing. Rochester Electronics reserves

the right to make changes without further notice to any speciﬁcation herein.

Speciﬁcation Number 8251A-CI (I) REV A

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