CY14B256L-SZ45XI Cypress Semiconductor Corp, CY14B256L-SZ45XI Datasheet - Page 10

• Manufacturer Part Number: CY14B256L-SZ45XI
• Description: IC NVSRAM 256KBIT 45NS 32SOIC
• Manufacturer: Cypress Semiconductor Corp
• Type: NVSRAMr

Specifications of CY14B256L-SZ45XI

• Memory Size: 256K (32K x 8)
• Package / Case: 32-SOIC (7.5mm Width)
• Format - Memory: RAM
• Memory Type: NVSRAM (Non-Volatile SRAM)
• Speed: 45ns
• Interface: Parallel
• Voltage - Supply: 2.7 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Access Time: 45ns
• Supply Voltage Range: 2.7V To 3.6V
• Memory Case Style: SOIC
• No. Of Pins: 32
• Operating Temperature Range: -40°C To +85°C
• Memory Configuration: 32K X 8
• Interface Type: Parallel
• Rohs Compliant: Yes
• Word Size: 8b
• Organization: 32Kx8
• Density: 256Kb
• Access Time (max): 45ns
• Operating Supply Voltage (typ): 3.3V
• Package Type: SOIC
• Operating Temperature Classification: Industrial
• Operating Supply Voltage (max): 3.6V
• Operating Supply Voltage (min): 2.7V
• Operating Temp Range: -40C to 85C
• Pin Count: 32
• Mounting: Surface Mount
• Supply Current: 55mA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

Data Retention and Endurance
Capacitance
Thermal Resistance
AC Test Conditions
Input Pulse Levels .................................................. 0 V to 3 V
Input Rise and Fall Times (10% - 90%)........................ <3 ns
Input and Output Timing Reference Levels ................... 1.5 V
Note
DATA
NV
C
C
10. These parameters are guaranteed by design and are not tested.
Document Number: 001-54707 Rev. *F
IN
OUT
Parameter
C
Parameter
Parameter
R
OUTPUT
Θ
Θ
JC
JA
3.0 V
[10]
[10]
Input capacitance
Output capacitance
30 pF
Data retention
Nonvolatile STORE operations
Thermal resistance
(Junction to ambient)
Thermal resistance
(Junction to case)
Description
Description
577 Ω
R1
789 Ω
Figure 4. AC Test Loads
T
V
Test conditions follow standard
test methods and procedures for
measuring thermal impedance, in
accordance with EIA/JESD51.
Description
A
R2
CC
= 25 °C, f = 1 MHz,
= V
CC
Test Conditions
(Typ)
OUTPUT
Test Conditions
3.0 V
5 pF
48-SSOP 44-TSOP II
37.47
24.71
577 Ω
R1
31.11
5.56
1,000
Min
Max
20
7
7
For tristate specs
CY14B256LA
789 Ω
32-SOIC
R2
41.55
24.43
Page 10 of 22
Years
Unit
Unit
pF
pF
K
°C/W
°C/W
Unit
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