CY14B256L-SP35XI Cypress Semiconductor Corp, CY14B256L-SP35XI Datasheet - Page 16
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CY14B256L-SP35XI
Manufacturer Part Number
CY14B256L-SP35XI
Description
IC NVSRAM 256KBIT 35NS 48SSOP
Manufacturer
Cypress Semiconductor Corp
Type
NVSRAMr
Specifications of CY14B256L-SP35XI
Format - Memory
RAM
Memory Type
NVSRAM (Non-Volatile SRAM)
Memory Size
256K (32K x 8)
Speed
35ns
Interface
Parallel
Voltage - Supply
2.7 V ~ 3.6 V
Operating Temperature
-40°C ~ 85°C
Package / Case
48-SSOP
Word Size
8b
Organization
32Kx8
Density
256Kb
Interface Type
Parallel
Access Time (max)
35ns
Operating Supply Voltage (typ)
3.3V
Package Type
SSOP
Operating Temperature Classification
Industrial
Operating Supply Voltage (max)
3.6V
Operating Supply Voltage (min)
2.7V
Operating Temp Range
-40C to 85C
Pin Count
48
Mounting
Surface Mount
Supply Current
60mA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
CY14B256L-SP35XI
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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