CY62146ELL-45ZSXA Cypress Semiconductor Corp, CY62146ELL-45ZSXA Datasheet - Page 8

• Manufacturer Part Number: CY62146ELL-45ZSXA
• Description: IC SRAM 4MBIT 45NS 44TSOP
• Manufacturer: Cypress Semiconductor Corp
• Type: Asynchronousr

Specifications of CY62146ELL-45ZSXA

• Memory Size: 4M (256K x 16)
• Package / Case: 44-TSOP II
• Format - Memory: RAM
• Memory Type: SRAM
• Speed: 45ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Access Time: 45 ns
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Maximum Operating Current: 20 mA
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Number Of Ports: 1
• Operating Supply Voltage: 5 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

Switching Waveforms
Notes
Document Number: 001-07970 Rev. *G
21. WE is HIGH for read cycle.
22. Data I/O is high impedance if OE = V
23. If CE goes HIGH simultaneously with WE = V
24. During this period, the I/Os are in output state. Do not apply input signals.
ADDRESS
ADDRESS
BHE/BLE
BHE/BLE
DATA I/O
DATA I/O
WE
WE
OE
OE
CE
CE
NOTE 24
NOTE 24
(continued)
IH
.
t
HZOE
t
SA
IH
Figure 6. Write Cycle No 1: WE Controlled
t
HZOE
, the output remains in a high impedance state.
Figure 7. Write Cycle 2: CE Controlled
t
SA
t
AW
t
AW
t
t
SCE
WC
t
WC
t
BW
t
BW
DATA
t
t
PWE
SD
DATA
t
t
PWE
SD
t
IN
SCE
IN
[21, 22, 23]
[21, 22, 23]
t
HD
t
HA
t
HA
t
CY62146E MoBL
HD
Page 8 of 14
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