CS82C52Z datasheet(12/21 Pages) RENESAS

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82C52

FN2950 Rev 4.00

Page 12 of 21

November 25, 2015

AC Electrical Specifications VCC = 5.0V 10%, TA = 0°C to +70°C (C82C52), TA = -40°C to +85°C (l82C52)

TA = -55°C to +125°C (M82C52)

Timing Requirements and Responses

SYMBOL

PARAMETER

MIN

MAX

UNITS

TEST CONDITIONS

(1)

TSVCTL

Select Setup to Control Leading Edge

(2)

TCTHSX

Select Hold from Control Trailing Edge

(3)

TCTLCTH

Control Pulse Width

150

Control Consists of RD or

(4)

TCTHCTL

Control Disable to Control Enable

190

(5)

TRLDV

Read Low to Data Valid

120

1, See AC Test Circuit

(6)

TRHDZ

Read Disable

2, See AC Test Circuit

(7)

TDVWH

Data Setup Time

(8)

TWHDX

Data Hold Time

(9)

Clock Frequency

MHz

TCHCL + TCLCH must be

 62.5ns

(10)

TCHCL

Clock High Time

(11)

TCLCH

Clock Low Time

(12)

TR/TF

IX Input Rise/Fall Time (External Clock)

Whichever is smaller

(13)

TFCO

Clock Output Fall Time

CL = 50pf

(14)

TRCO

Clock Output Rise Time

CL = 50pf

6FC

------------or 50ns



AC Testing Input, Output Waveforms

FIGURE 12. PROPAGATION DELAY

FIGURE 13. ENABLE/DISABLE DELAY

AC TESTING: All input signals (except IX and RST) must switch between VIL -0.4V and VIH +0.4V. Input rise and fall times are driven at 1ns/V.

INPUT

VIH + 0.4V

VIL - 0.4V

1.5V

VOH

VOL

OUTPUT

90%

10%

OUTPUT

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