82C50A データシートの表示（PDF） - Renesas Electronics

部品番号

コンポーネント説明

メーカー

82C50A

CMOS Asynchronous

Renesas Electronics 

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

FN2958 Rev.6.00

August 19, 2015

Page 19 of 25

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