AT25320B-SSHL-B datasheet(4/26 Pages) ATMEL

Part #	AT25320B-SSHL-B

Description	serial electrically-erasable programmable read-only memory

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Manufacturer	ATMEL [ATMEL Corporation]

Direct Link	http://www.atmel.com

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4

8535F–SEEPR–6/10

Atmel AT25320B/640B

Table 1-3.

AC Characteristics

Applicable over recommended operating range from T

AI = –40°C to +85°C, VCC = As Specified,

CL = 1 TTL Gate and 30pF (unless otherwise noted)

Symbol

Parameter

Voltage

Min

Max

Units

f

SCK

SCK Clock Frequency

4.5–5.5

2.5–5.5

1.8–5.5

0

20

10

5

MHz

t

RI

Input Rise Time

4.5–5.5

2.5–5.5

1.8–5.5

2

µs

t

FI

Input Fall Time

4.5–5.5

2.5–5.5

1.8–5.5

2

µs

t

WH

SCK High Time

4.5–5.5

2.5–5.5

1.8–5.5

20

40

80

ns

t

WL

SCK Low Time

4.5–5.5

2.5–5.5

1.8–5.5

20

40

80

ns

t

CS

CS High Time

4.5–5.5

2.5–5.5

1.8–5.5

25

50

100

ns

t

CSS

CS Setup Time

4.5–5.5

2.5–5.5

1.8–5.5

25

50

100

ns

t

CSH

CS Hold Time

4.5–5.5

2.5–5.5

1.8–5.5

25

50

100

ns

t

SU

Data In Setup Time

4.5–5.5

2.5–5.5

1.8–5.5

5

10

20

ns

t

H

Data In Hold Time

4.5–5.5

2.5–5.5

1.8–5.5

5

10

20

ns

t

HD

HOLD Setup Time

4.5–5.5

2.5–5.5

1.8–5.5

5

10

20

t

CD

HOLD Hold Time

4.5–5.5

2.5–5.5

1.8–5.5

5

10

20

ns

t

V

Output Valid

4.5–5.5

2.5–5.5

1.8–5.5

0

20

40

80

ns

t

HO

Output Hold Time

4.5–5.5

2.5–5.5

1.8–5.5

0

ns

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