CY62256NLL-55SNXIT Cypress Semiconductor Corp, CY62256NLL-55SNXIT Datasheet - Page 8

• Manufacturer Part Number: CY62256NLL-55SNXIT
• Description: IC SRAM 256KBIT 55NS 28SOIC
• Manufacturer: Cypress Semiconductor Corp
• Type: Asynchronousr

Specifications of CY62256NLL-55SNXIT

• Memory Size: 256K (32K x 8)
• Package / Case: 28-SOIC (7.5mm Width)
• Format - Memory: RAM
• Memory Type: SRAM
• Speed: 55ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Access Time: 55 ns
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Maximum Operating Current: 50 mA
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Number Of Ports: 1
• Operating Supply Voltage: 5 V
• Rohs Compliant: YES
• Density: 256Kb
• Access Time (max): 55ns
• Sync/async: Asynchronous
• Architecture: Not Required
• Clock Freq (max): Not RequiredMHz
• Operating Supply Voltage (typ): 5V
• Address Bus: 15b
• Package Type: SNC N
• Operating Temp Range: -40C to 85C
• Supply Current: 50mA
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 28
• Word Size: 8b
• Number Of Words: 32K
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

Switching Waveforms
Document Number: 001-06511 Rev. *D
Notes
23. The minimum Write cycle time for Write Cycle #3 (WE controlled, OE LOW) is the sum of t
24. If CE goes HIGH simultaneously with WE HIGH, the output remains in a high-impedance state.
25. During this period, the I/Os are in output state and input signals should not be applied.
ADDRESS
DATA I/O
WE
CE
t
SA
NOTE 25
Figure 9. Write Cycle No. 3 (WE Controlled, OE LOW)
(continued)
t
HZWE
t
AW
t
WC
DATA
t
HZWE
SD
IN
and t
VALID
SD
.
[23, 24]
t
t
HA
LZWE
t
HD
CY62256N
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