CY14B256L-SZ45XI Cypress Semiconductor Corp, CY14B256L-SZ45XI Datasheet - Page 21

• 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

Document History Page
Document Number: 001-54707 Rev. *F
Document Title: CY14B256LA 256-Kbit (32 K × 8) nvSRAM
Document Number: 001-54707
Rev. ECN No.
*A
*B
*C
*D
*E
*F
**
2746918
2772059
2829117
2894560
2995066
3074570
3143330
GVCH/PYRS
GVCH/AESA
Change
Orig. of
GVCH
GVCH
GVCH
GVCH
GVCH
Submission
07/31/2009
09/30/2009
07/28/2010
01/17/2011
12/16/09
03/18/10
10/29/10
Date
New Datasheet
Updated Software STORE, RECALL and Autostore Enable, Disable soft sequence
Updated STORE cycles to QuantumTrap from 200K to 1 Million
Updated 48-pin SSOP package diagram
Added Contents. Moved to external web
Added more clarity on HSB pin operation
Updated HSB pin operation in Figure 9 and updated footnote 21
Removed from ordering information table.
CY14B256LA-ZS25XIT, CY14B256LA-ZS25XI, CY14B256LA-ZS45XIT,
CY14B256LA-ZS45XI
Updated package diagram for spec 51-85061 and 51-85087.
Updated copyright section.
Updated links under section sales, solutions, and legal information.
Added CY14B256LA-ZS25XI part to ordering information table.
Added CY14B256LA-ZS25XIT part to ordering information table.
Added
Fixed typo in
Document Conventions
Figure
9.
Description of Change
table
CY14B256LA
Page 21 of 22
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