SA2030

sames

10/12

Alarm Port Read / Write Timing

(At V

Characteristics

Sym

Min

Typ

Max

Unit

Test Conditions

Data Setup Time

t

DE

100

-

-

ns

Write Enable Setup Time

t

WE

150

-

-

ns

Port Enable Write Setup

Time

t

WPE

150

-

-

ns

Data Hold Time

t

ED

100

-

-

ns

Write Enable Hold Time

t

EW

100

-

-

ns

Port Enable Hold Time

t

WEP

100

-

-

ns

Write Duration

t

N

444

896

-

ns

at 2,048MHz

Read Enable Setup Time

t

RE

150

-

-

ns

Port Enable Read Setup

Time

t

RPE

150

-

-

ns

Read Access Time

t

RA

-

-

350

ns

C

High Impedance Delay

t

EDZ

-

-

160

ns

Note: 1. R/W and PE are read on rising edges of SCL.

2. Data is latched on failing edges of SCL subject to R/W = 0, and PE = 0 on

previous SCL rising edge.

3. Data is output after rising edge of SCL subject to R/W = 1 and PE = 0.

Alarm Port Write Timing Diagram