CY7C1462AV25-250AXC(2004) View Datasheet(PDF) - Cypress Semiconductor
Part Name
Description
Manufacturer
CY7C1462AV25-250AXC
(Rev.:2004)
(Rev.:2004)
Cypress Semiconductor
CY7C1462AV25-250AXC Datasheet PDF : 27 Pages
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PRELIMINARY
Logic Block Diagram–CY7C1462AV25 (2 Mbit x 18)
A0, A1, A
MODE
CLK
C
CEN
ADDRESS
REGISTER 0
WRITE ADDRESS
REGISTER 1
A1 D1
Q1 A1'
A0 D0 BURST Q0 A0'
LOGIC
ADV/LD
C
WRITE ADDRESS
REGISTER 2
CY7C1460AV25
CY7C1462AV25
CY7C1464AV25
ADV/LD
BWa
BWb
WE
WRITE REGISTRY
AND DATA COHERENCY
CONTROL LOGIC
O
U
T
S
E
N
P
U
T
WRITE
DRIVERS
S
MEMORY
E
ARRAY
A
M
P
S
R
E
G
I
S
T
E
R
S
E
O
U
T
D
P
A
U
T
T
A
B
S
U
T
F
E
F
E
E
R
R
I
S
N
G
E
INPUT
REGISTER 1 E
INPUT
REGISTER 0 E
DQs
DQPa
DQPb
OE
CE1
CE2
CE3
ZZ
READ LOGIC
Sleep
Control
Logic Block Diagram–CY7C1464AV25 (512K x 72)
A0, A1, A
MODE
CLK
C
CEN
ADDRESS
REGISTER 0
WRITE ADDRESS
REGISTER 1
A1 D1
Q1 A1'
A0 D0 BURST Q0 A0'
LOGIC
ADV/LD
C
WRITE ADDRESS
REGISTER 2
ADV/LD
BWa
BWb
BWc
BWd
BWe
BWf
BWg
BWh
WE
WRITE REGISTRY
AND DATA COHERENCY
CONTROL LOGIC
O
U
T
S
E
N
P
U
T
WRITE
DRIVERS
S
MEMORY
E
ARRAY
A
M
P
S
R
E
G
I
S
T
E
R
S
E
O
U
T
D
P
A
U
T
T
A
B
S
U
T
F
E
F
E
E
R
R
I
S
N
G
E
INPUT
REGISTER 1 E
INPUT
REGISTER 0 E
DQs
DQPa
DQPb
DQPc
DQPd
DQPe
DQPf
DQPg
DQPh
OE
CE1
CE2
CE3
ZZ
READ LOGIC
Sleep
Control
Selection Guide
CY7C1460AV25-250
CY7C1462AV25-250
CY7C1464AV25-250
CY7C1460AV25-200
CY7C1462AV25-200
CY7C1464AV25-200
CY7C1460AV25-167
CY7C1462AV25-167
CY7C1464AV25-167
Maximum Access Time
2.6
3.2
3.4
Maximum Operating Current
435
385
335
Maximum CMOS Standby Current
100
100
100
Shaded areas contain advance information. Please contact your local Cypress sales representative for availability of these parts.
Unit
ns
mA
mA
Document #: 38-05354 Rev. *A
Page 2 of 27
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