Feedback – Cypress CY7C1462AV33 User Manual

Page 2

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CY7C1460AV33
CY7C1462AV33
CY7C1464AV33

Document #: 38-05353 Rev. *D

Page 2 of 27

A0, A1, A

C

MODE

BW

a

BW

b

WE

CE1
CE2
CE3

OE

READ LOGIC

DQs
DQP

a

DQP

b

D

A

T

A

S

T

E

E

R

I

N

G

O

U

T

P

U

T

B

U

F

F

E

R

S

MEMORY

ARRAY

E

E

INPUT

REGISTER 0

ADDRESS

REGISTER 0

WRITE ADDRESS

REGISTER 1

WRITE ADDRESS

REGISTER 2

WRITE REGISTRY

AND DATA COHERENCY

CONTROL LOGIC

BURST
LOGIC

A0'

A1'

D1
D0

Q1
Q0

A0

A1

C

ADV/LD

ADV/LD

E

INPUT

REGISTER 1

S

E

N

S

E

A

M

P

S

O

U

T

P

U

T

R

E

G

I

S

T

E

R

S

E

CLK

CEN

WRITE

DRIVERS

ZZ

Sleep

Control

Logic Block Diagram-CY7C1462AV33 (2M x 18)

A0, A1, A

C

MODE

CE1
CE2
CE3

OE

READ LOGIC

DQs
DQP

a

DQP

b

DQP

c

DQP

d

DQP

e

DQP

f

DQP

g

DQP

h

D

A

T

A

S

T

E

E

R

I

N

G

O

U

T

P

U

T

B

U

F

F

E

R

S

MEMORY

ARRAY

E

E

INPUT

REGISTER 0

ADDRESS

REGISTER 0

WRITE ADDRESS

REGISTER 1

WRITE ADDRESS

REGISTER 2

BURST
LOGIC

A0'

A1'

D1
D0

Q1
Q0

A0

A1

C

ADV/LD

ADV/LD

E

INPUT

REGISTER 1

S

E

N

S

E

A

M

P

S

O

U

T

P

U

T

R

E

G

I

S

T

E

R

S

E

CLK

CEN

WRITE

DRIVERS

BW

a

BW

b

WE

ZZ

Sleep

Control

BW

c

WRITE REGISTRY

AND DATA COHERENCY

CONTROL LOGIC

BW

d

BW

e

BW

f

BW

g

BW

h

Logic Block Diagram-CY7C1464AV33 (512K x 72)

Selection Guide

250 MHz

200 MHz

167 MHz

Unit

Maximum Access Time

2.6

3.2

3.4

ns

Maximum Operating Current

475

425

375

mA

Maximum CMOS Standby
Current

120

120

120

mA

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