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Capacitance (t, 25 °c), Ac electrical characteristics (0 °c to 70°c; v – Rainbow Electronics DS1216 User Manual

Page 9: 5 to 5.5v)

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DS1216

9 of 13

CAPACITANCE (T

A

= +25

°C)

PARAMETER

SYMBOL

MIN

TYP

MAX

UNITS

NOTES

Input Capacitance

C

IN

5

pF

Output Capacitance

C

OUT

7

pF

(T

A

= +25

°C)

PARAMETER

SYMBOL

MIN

TYP

MAX

UNITS

NOTES

Expected Data Retention

t

DR

10

Years

14

AC ELECTRICAL CHARACTERISTICS

(0

°C to 70°C; V

CC

= 4.5 to 5.5V)

PARAMETER

SYMBOL

MIN

TYPE

MAX

UNITS

NOTES

Read Cycle Time

t

RC

75

ns

CE Access Time

t

CO

65

ns

OE Access Time

t

OE

65

ns

CE to Output Low-Z

t

COE

6

ns

OE to Output Low-Z

t

OEE

6

ns

CE to Output High-Z

t

OD

30

ns

OE to Output High-Z

t

ODO

30

ns

Address Setup Time (ROM)

t

AS

20

11

Address Hold Time (ROM)

t

AH

10

12

Read Recovery

t

RR

15

ns

Write Cycle Time

t

WC

75

ns

Write Pulse Width

t

WP

75

ns

Write Recovery

t

WR

15

ns

9

Data Setup Time

t

DS

35

ns

10

Data Hold Time

t

DH

0

ns

10

CE Pulse Width

t

CW

65

ns

RESET Pulse Width

t

RST

75

ns

CE Propagation Delay

t

PD

6

ns

7

CE High to Power-Fail

t

PF

0

ns