CY14B256LA-SP25XI Cypress Semiconductor Corp, CY14B256LA-SP25XI Datasheet - Page 16
![IC NVSRAM 256KBIT 25NS 48SSOP](/photos/28/78/287845/ssop-48_sml.jpg)
CY14B256LA-SP25XI
Manufacturer Part Number
CY14B256LA-SP25XI
Description
IC NVSRAM 256KBIT 25NS 48SSOP
Manufacturer
Cypress Semiconductor Corp
Specifications of CY14B256LA-SP25XI
Memory Size
256K (32K x 8)
Package / Case
*
Format - Memory
RAM
Memory Type
NVSRAM (Non-Volatile SRAM)
Speed
25ns
Interface
Parallel
Voltage - Supply
2.7 V ~ 3.6 V
Operating Temperature
-40°C ~ 85°C
Organization
32 K x 8
Access Time
25 ns
Supply Voltage (max)
3.6 V
Supply Voltage (min)
2.7 V
Operating Current
70 mA
Maximum Operating Temperature
+ 85 C
Minimum Operating Temperature
- 40 C
Mounting Style
SMD/SMT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
CY14B256LA-SP25XI
Manufacturer:
CYPRESS/赛普拉斯
Quantity:
20 000
Truth Table For SRAM Operations
HSB must remain HIGH for SRAM operations.
Ordering Information
Ordering Code Definition
Document Number: 001-54707 Rev. *F
Table 3. Truth Table
H
L
L
L
All the above parts are Pb-free.
CY 14 B 256 L A-ZS 25 X I T
Speed
(ns)
CE
25
45
CY14B256LA-ZS25XIT
CY14B256LA-ZS25XI
CY14B256LA-SP25XIT
CY14B256LA-SP25XI
CY14B256LA-SZ25XIT
CY14B256LA-SZ25XI
CY14B256LA-SP45XIT
CY14B256LA-SP45XI
CY14B256LA-SZ45XIT
CY14B256LA-SZ45XI
Cypress
X
H
H
L
WE
Ordering Code
X
L
H
X
14 – nvSRAM
OE
Voltage:
B – 3.0 V
Die revision:
Blank – No Rev
A – 1
High-Z
Data out (DQ
High-Z
Data in (DQ
Pb-free
st
Rev
Inputs/Outputs
0
–DQ
0
51-85087
51-85087
51-85061
51-85061
51-85127
51-85127
51-85061
51-85061
51-85127
51-85127
Package
Diagram
–DQ
7
);
7
Option:
T - Tape and Reel
Blank – Std.
Package:
ZS - 44-pin TSOP II
SP - 48-pin SSOP
SZ - 32-pin SOIC
256 – 256 Kb
);
Density:
44-pin TSOP II
44-pin TSOP II
48-pin SSOP
48-pin SSOP
32-pin SOIC
32-pin SOIC
48-pin SSOP
48-pin SSOP
32-pin SOIC
32-pin SOIC
Deselect/power-down
Read
Output disabled
Write
Package Type
Temperature:
I - Industrial (–40 to 85 °C)
Data Bus:
L – ×8
Mode
Standby
Active
Active
Active
CY14B256LA
Operating
Industrial
Speed:
25 – 25 ns
45 – 45 ns
Range
Power
Page 16 of 22
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