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Timing Diagrams

 

 

 

 

Synchronous Data Timing (for Mode 0)

 

 

 

 

VIH

 

 

 

tCS

 

 

 

 

 

CS

 

 

 

 

 

 

VIL

 

 

 

 

 

tCSS

 

 

 

tCSH

 

VIH

tWH

tWL

 

 

SCK

 

 

 

 

VIL

 

 

 

 

 

tSU

 

tH

 

 

SI

VIH

 

 

 

 

 

VALID IN

 

 

 

 

VIL

 

 

 

 

 

 

 

t

tHO

tDIS

 

 

 

 

V

 

 

VOH

 

 

 

HI-Z

SO

HI-Z

 

 

 

 

 

 

 

 

 

VOL

 

 

 

 

WREN Timing

WRDI Timing

10 AT25080/160/320/640

3260D–SEEPR–9/03

AT25080/160/320/640

RDSR Timing

CS

0

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

SCK

SI INSTRUCTION

DATA OUT

HIGH IMPEDANCE

SO

7

6

5

4

3

2

1

0

MSB

WRSR Timing

CS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

SCK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

INSTRUCTION

 

 

 

 

 

 

DATA IN

 

 

SI

 

 

 

 

7

6

5

4

3

2

1

0

HIGH IMPEDANCE

SO

11

3260D–SEEPR–9/03

READ Timing

CS

0 1 2 3 4 5 6 7 8 9 10 11 20 21 22 23 24 25 26 27 28 29 30 31

SCK

 

 

BYTE ADDRESS

SI

INSTRUCTION

15 14 13 ... 3 2 1 0

DATA OUT

HIGH IMPEDANCE

SO 7 6 5 4 3 2 1 0

MSB

WRITE Timing

CS

0 1 2 3 4 5 6 7 8 9 10 11 20 21 22 23 24 25 26 27 28 29 30 31

SCK

 

 

BYTE ADDRESS

DATA IN

SI

INSTRUCTION

15 14 13 ... 3 2 1 0

7 6 5 4 3 2 1 0

SO HIGH IMPEDANCE

HOLD Timing

CS

SCK

 

 

 

 

tCD

 

 

 

 

 

 

 

 

tCD

 

 

 

 

 

 

 

 

 

 

 

 

 

 

tHD

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

tHD

 

 

 

 

 

 

 

 

HO LD

 

 

 

 

 

 

 

 

 

tHZ

SO

tLZ

12 AT25080/160/320/640

3260D–SEEPR–9/03

 

 

 

 

AT25080/160/320/640

 

 

 

 

 

AT25080 Ordering Information

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Ordering Code

Package

 

Operation Range

 

 

 

 

 

 

AT25080-10PA-5.0C

8P3

 

Automotive

 

AT25080N-10SA-5.0C

8S1

 

(-40°C to 125°C)

 

 

 

 

 

 

AT25080-10PA-2.7C

8P3

 

Automotive

 

AT25080N-10SA-2.7C

8S1

 

(-40°C to 125°C)

 

 

 

 

 

 

Package Type

 

 

8P3

8-lead, 0.300" Wide, Plastic Dual Inline Package (PDIP)

 

 

8S1

8-lead, 0.150" Wide, Plastic Gull Wing Small Outline (JEDEC SOIC)

 

 

 

Options

 

 

-5.0

Standard Device (4.5V to 5.5V)

 

 

-2.7

Low Voltage (2.7V to 5.5V)

 

 

13

3260D–SEEPR–9/03

AT25160 Ordering Information

Ordering Code

Package

Operation Range

 

 

 

AT25160-10PA-5.0C

8P3

Automotive

AT25160N-10SA-5.0C

8S1

(-40°C to 125°C)

 

 

 

AT25160-10PA-2.7C

8P3

Automotive

AT25160N-10SA-2.7C

8S1

(-40°C to 125°C)

 

 

 

 

Package Type

 

 

8P3

8-lead, 0.300" Wide, Plastic Dual Inline Package (PDIP)

 

 

8S1

8-lead, 0.150" Wide, Plastic Gull Wing Small Outline (JEDEC SOIC)

 

 

 

Options

 

 

-5.0

Standard Device (4.5V to 5.5V)

 

 

-2.7

Low Voltage (2.7V to 5.5V)

 

 

14 AT25080/160/320/640

3260D–SEEPR–9/03

AT25080/160/320/640

AT25320 Ordering Information

Ordering Code

Package

Operation Range

 

 

 

AT25320-10PA-5.0C

8P3

Automotive

AT25320N-10SA-5.0C

8S1

(-40°C to 125°C)

 

 

 

AT25320-10PA-2.7C

8P3

Automotive

AT25320N-10SA-2.7C

8S1

(-40°C to 125°C)

 

 

 

 

Package Type

 

 

8P3

8-lead, 0.300" Wide, Plastic Dual Inline Package (PDIP)

 

 

8S1

8-lead, 0.150" Wide, Plastic Gull Wing Small Outline (JEDEC SOIC)

 

 

 

Options

 

 

-5.0

Standard Device (4.5V to 5.5V)

 

 

-2.7

Low Voltage (2.7V to 5.5V)

 

 

15

3260D–SEEPR–9/03

AT25640 Ordering Information

Ordering Code

Package

Operation Range

 

 

 

AT25640-10PA-5.0C

8P3

Automotive

AT25640N-10SA-5.0C

8S1

(-40°C to 125°C)

 

 

 

AT25640-10PA-2.7C

8P3

Automotive

AT25640N-10SA-2.7C

8S1

(-40°C to 125°C)

 

 

 

 

Package Type

 

 

8P3

8-lead, 0.300" Wide, Plastic Dual Inline Package (PDIP)

 

 

8S1

8-lead, 0.150" Wide, Plastic Gull Wing Small Outline (JEDEC SOIC)

 

 

 

Options

 

 

-5.0

Standard Device (4.5V to 5.5V)

 

 

-2.7

Low Voltage (2.7V to 5.5V)

 

 

16 AT25080/160/320/640

3260D–SEEPR–9/03

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