9

P/N:PM0591

REV. 0.3, APR. 09, 1999

MX10C805X

AC CHARACTERISTICS

(Over Operating Conditions, Load Capacitance for Port 0, ALE/PROG and PSEN = 100 pF, Load Capacitance for All

Other Outputs = 80 pF)

tCK min. = 1/f max. (maximum operating frequency); tCK=clock period

SYMBOL

PARAMETER

33 MHz

UNIT

MIN

MAX

EXTERNAL PROGRAM MEMORY

TLHLL

ALE PULSE DURATION

20

-

NS

TAVLL

ADDRESS SET-UP TIME TO ALE

17

-

NS

TLLAX

ADDRESS HOLD TIME AFTER ALE

10

-

NS

TLLIV

TIME FROM ALE TO VALID INSTRUCTION INPUT

-

55

NS

TLLPL

TIME FROM ALE TO CONTROL PULSE PSEN

17

-

NS

TPLPH

CONTROL PULSE DURATION PSEN

70

-

NS

TPLIV

TIME FROM PSEN TO VALID INSTRUCTION INPUT

-

12

NS

TPXIX

INPUT INSTRUCTION HOLD TIME AFTER PSEN

0

-

NS

TPXIZ

INPUT INSTRUCTION FLOAT DELAY AFTER PSEN

-

20

NS

TAVIV

ADDRESS TO VALID INSTRUCTION INPUT

-

95

NS

TPLAZ

TO PSEN ADDRESS FLOAT TIME

-

10

NS

EXTERNAL DATA MEMORY

TLHLL

ALE PULSE DURATION

20

-

NS

TAVLL

ADDRESS SET-UP TIME TO ALE

17

-

NS

TLLAX

ADDRESS HOLD TIME AFTER ALE

10

-

NS

TRLRH

RD PULSE DURATION

80

-

NS

TWLWH

WR PULSE DURATION

80

-

NS

TRLDV

RD TO VALID DATA INPUT

-

60

NS

TRHDX

DATA HOLD TIME AFTER RD

0

-

NS

TRHDZ

DATA FLOAT DELAY AFTER RD

32

-

NS

TLLDV

TIME FROM ALE TO VALID DATA INPUT

-

90

NS

TAVDV

ADDRESS TO VALID INPUT

-

105

NS

TLLWL

TIME FROM ALE TO RD OR WR

40

140

NS

TAVWL

TIME FROM ADDRESS TO RD OR WR

45

-

NS

TWHLH

TIME FROM RD OR WR HIGH TO ALE HIGH

10

55

NS

TQVWX

DATA VALID TO WR TRANSITION

10

-

NS

TQVWH

DATA SET-UP TIME BEFORE WR

125

-

NS

TWHQX

DATA HOLD TIME AFTER WR

10

-

NS

TRLAZ

ADDRESS FLOAT DELAY AFTER RD

-

0

NS

NOTE:

1. The maximun operating frequency is limited to 40 MHz and the minimum to 3.5 MHz.