CY14B256L-SP45XI Cypress Semiconductor Corp, CY14B256L-SP45XI Datasheet - Page 9

• Manufacturer Part Number: CY14B256L-SP45XI
• Description: IC NVSRAM 256KBIT 45NS 48SSOP
• Manufacturer: Cypress Semiconductor Corp
• Type: NVSRAMr

Specifications of CY14B256L-SP45XI

• Format - Memory: RAM
• Memory Type: NVSRAM (Non-Volatile SRAM)
• Memory Size: 256K (32K x 8)
• Speed: 45ns
• 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): 45ns
• 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: 55mA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Capacitance
In the following table, the capacitance parameters are listed.
Thermal Resistance
In the following table, the thermal resistance parameters are listed.
AC Test Conditions
Input Pulse Levels .................................................... 0V to 3V
Input Rise and Fall Times (10% - 90%)........................ <5 ns
Input and Output Timing Reference Levels .................... 1.5V
Document Number: 001-06422 Rev. *I
C
C
Note
5. These parameters are guaranteed by design and are not tested.
IN
OUT
Parameter
Parameter
Output
Θ
Θ
JA
JC
3.0V
30 pF
Input Capacitance
Output Capacitance
Thermal Resistance
(Junction to Ambient)
Thermal Resistance
(Junction to Case)
Description
Description
R1 577Ω
T
V
Test conditions follow standard test methods and
procedures for measuring thermal impedance, per
EIA / JESD51.
A
CC
= 25°C, f = 1 MHz,
Figure 4. AC Test Loads
789Ω
= 0 to 3.0V
R2
[5]
Test Conditions
Test Conditions
[5]
Output
3.0V
5 pF
R1 577Ω
32-SOIC
42.36
21.41
Max
7
7
For Tri-state Specs
48-SSOP
CY14B256L
789Ω
44.26
25.56
R2
Page 9 of 19
Unit
pF
pF
°C/W
°C/W
Unit
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