CY7C1021B-12VXI Cypress Semiconductor Corp, CY7C1021B-12VXI Datasheet - Page 7
![IC SRAM 1MBIT 12NS 44SOJ](/photos/7/23/72391/428-44-soj_sml.jpg)
CY7C1021B-12VXI
Manufacturer Part Number
CY7C1021B-12VXI
Description
IC SRAM 1MBIT 12NS 44SOJ
Manufacturer
Cypress Semiconductor Corp
Datasheet
1.CY7C1021B-12VXC.pdf
(10 pages)
Specifications of CY7C1021B-12VXI
Format - Memory
RAM
Memory Type
SRAM - Asynchronous
Memory Size
1M (64K x 16)
Speed
12ns
Interface
Parallel
Voltage - Supply
4.5 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Package / Case
44-SOJ
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Document #: 38-05145 Rev. *C
Switching Waveforms
Write Cycle No. 3 (WE Controlled, OE LOW)
Truth Table
Ordering Information
CE
BHE, BLE
H
DATA I/O
L
L
L
L
ADDRESS
Speed
(ns)
12
OE
CE
WE
X
X
H
X
L
WE
H
H
X
L
X
CY7C1021B-12VC
CY7C1021B-12VXC
CY7C1021B-12ZC
CY7C1021B-12ZXC
CY7C1021B-12VI
CY7C1021B-12VXI
X
L
L
H
L
L
H
X
H
BLE
Ordering Code
X
L
H
L
L
H
L
X
H
BHE
t
SA
(continued)
High Z
Data Out
Data Out
High Z
Data In
Data In
High Z
High Z
High Z
I/O
1
–I/O
8
51-85082
51-85087
51-85082
Package
Name
t
AW
High Z
Data Out
High Z
Data Out
Data In
High Z
Data In
High Z
High Z
I/O
t
SCE
9
–I/O
t
t
BW
t
44-pin (400-Mil) Molded SOJ
44-pin (400-Mil) Molded SOJ (Pb-Free)
44-pin TSOP Type II
44-pin TSOP Type II (Pb-Free)
44-pin (400-Mil) Molded SOJ
44-pin (400-Mil) Molded SOJ (Pb-Free)
WC
HZWE
16
t
PWE
Power-Down
Write - Lower bits only
Write - Upper bits only
Selected, Outputs Disabled
Selected, Outputs Disabled
Read - All bits
Read - Lower bits only
Read - Upper bits only
Write - All bits
Package Type
t
SD
Mode
t
HD
t
LZWE
t
HA
CY7C1021B
Standby (I
Active (I
Active (I
Active (I
Active (I
Active (I
Active (I
Active (I
Active (I
Commercial
Industrial
Operating
Power
Page 7 of 10
CC
CC
CC
CC
CC
CC
CC
CC
Range
SB
)
)
)
)
)
)
)
)
)
[+] Feedback