CY62146ELL-45ZSXI Cypress Semiconductor Corp, CY62146ELL-45ZSXI Datasheet - Page 9

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

Specifications of CY62146ELL-45ZSXI

• 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
• Density: 4Mb
• Access Time (max): 45ns
• Sync/async: Asynchronous
• Architecture: Not Required
• Clock Freq (max): Not RequiredMHz
• Operating Supply Voltage (typ): 5V
• Address Bus: 18b
• Package Type: TSOP-II
• Operating Temp Range: -40C to 85C
• Supply Current: 20mA
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 44
• Word Size: 16b
• Number Of Words: 256K
• Memory Configuration: 256K X 16
• Supply Voltage Range: 4.5V To 5.5V
• Memory Case Style: TSOP
• No. Of Pins: 44
• Operating Temperature Range: -40°C To +85°C
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 428-2070; CY62146ELL-45ZSXI

Switching Waveforms
Document Number: 001-07970 Rev. *G
Notes
25. If CE goes HIGH simultaneously with WE = V
26. 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
CE
CE
NOTE 26
NOTE 26
t
(continued)
SA
Figure 9. Write Cycle 4: BHE/BLE Controlled, OE LOW
t
SA
Figure 8. Write Cycle 3: WE controlled, OE LOW
IH
, the output remains in a high impedance state.
t
HZWE
t
HZWE
t
t
AW
AW
t
t
t
SCE
BW
SCE
t
PWE
t
t
WC
WC
t
PWE
t
BW
DATA
DATA
t
SD
t
SD
IN
IN
[25]
t
[25]
HD
t
HD
t
t
HA
t
HA
LZWE
t
LZWE
CY62146E MoBL
Page 9 of 14
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