82C50A_06 Ver la hoja de datos (PDF) - Intersil

Número de pieza

componentes Descripción

Lista de partido

82C50A_06

CMOS Asynchronous

Intersil 

82C50A

AC Electrical Specifications VCC = 5.0V ±10%, TA = 0oC to +70oC (CX82C50A-5) TA = -40oC to +85oC (lX82C50A-5)

Timing (Continued)

SYMBOL

PARAMETER

BAUD GENERATOR

(29)

N Baud Divisor

(30) TBLD Baud Output Negative Edge Delay

(31) TBHD Baud Output Positive Edge Delay

(32) TLW Baud Output Down Time

(33) THW Baud Output Up Time

RECEIVER

(34) TSCD Delay from RCLK to Sample Time

(35) TSlNT Delay from Stop to Set Interrupt

(36) TRlNT Delay from DISTR DISTR (RD RBR) to

Reset Interrupt

TRANSMITTER

(37) THR Delay from DOSTR DOSTR to Reset Interrupt

(38) TlRS Delay from Initial INTR Reset to Transmit Start

(39) TS1 Delay from Initial Write to Interrupt

(40) TSTl Delay from Stop to Interrupt (THRE)

(41) TIR Delay from DISTR DISTR (RD lIR) to Reset Interrupt

(THRE)

MODEM CONTROL

(42) TMDO Delay from DOSTR DOSTR to Output

(43) TSIM Delay to Set Interrupt from Modem Input

(44) TRIM Delay to Reset Interrupt from DISTR DlSTR

(RD MSR)

82C50A-5

MIN

MAX

UNITS

TEST CONDITIONS

1

216-1

-

250

ns

-

250

ns

40

-

ns

40

-

ns

TXL = 50ns

TXH = 50ns

-

250

ns

1

1

BAUDOUT

Cycles

-

250

ns

-

250

ns

8

24

BAUDOUT

Cycles

16

32

BAUDOUT

Cycles

8

24

BAUDOUT

Cycles

-

250

ns

-

500

ns

-

500

ns

-

500

ns

19

FN2958.5

August 24, 2006

Share Link: