CS82C85 datasheet(11/21 Pages) RENESAS

11 / 21 page

82C85

FN2976 Rev.0.00

Page 11 of 21

March 1997

Capacitance TA = 25oC

SYMBOL

PARAMETER

TYPICAL

UNITS

TEST CONDITIONS

CIN

Input Capacitance

FREQ = 1MHz, all measurements are referenced to device

GND

COUT

Output Capacitance

AC Electrical Specifications

VCC = 5V 10%;TA = 0oC to +70oC (C82C85);

TA = -40oC to +85oC (I82C85);

TA = -55oC to +125oC (M82C85)

SYMBOL

PARAMETER

LIMITS

UNITS

CONDITIONS

MIN

MAX

TIMING REQUIREMENTS

(1)

TEHEL

External Frequency HIGH Time

90%-90% VIN, Note 1,

f = 25MHz

(2)

TELEH

External Frequency LOW Time

10%-10% VIN, Note 1,

f = 25MHz

(3)

TELEL

EFI or Crystal Period

Note 1

(4)

TEFIDC

External Frequency Input Duty Cycle

f = 25MHz, Note 1

(5)

Crystal Frequency

2.4

MHz

Note 1

(6)

TR1VCL

RDY1, RDY2 Active Setup to CLK

ASYNC = HIGH

(7)

TR1VCH

RDY1, RDY2 Active Setup to CLK

ASYNC = LOW

(8)

TR1VCL

RDY1, RDY2 Inactive Setup to CLK

(9)

TCLR1X

RDY1, RDY2 Hold to CLK

(10)

TAYVCL

ASYNC Setup to CLK

(11)

TCLAYX

ASYNC Hold to CLK

(12)

TA1VR1V

AEN1, AEN2 Setup to RDY1, RDY2

(13)

TCLA1X

AEN1, AEN2 Hold to CLK

(14)

TYHEH

CSYNC Setup to EFI

(15)

TEHYL

CSYNC Hold to EFI

(16)

TYHYL

CSYNC Pulse Width

2TELEL

(17)

TI1HCL

RES Setup to CLK

Note 2

(18)

TSVCH

S0, S1, S2/STOP Setup to CLK

(19)

TCHSV

S0, S1, S2/STOP Hold to CLK

(20)

TRSVCH

RES, START Setup to CLK

Note 2

(21)

TSHSL

RES (Low) or START (High) Pulse Width

TCLCLs3

(22)

TSFPC

SLO/FST Setup to PCLK

TEHEL + 100

Note 2

(23)

TSTART

RES or START Valid to CLK Low

2TELEL + 2

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