CY7C4245V-15ASXC Cypress Semiconductor Corp, CY7C4245V-15ASXC Datasheet - Page 17

• Manufacturer Part Number: CY7C4245V-15ASXC
• Description: IC SYNC FIFO MEM 4KX18 64LQFP
• Manufacturer: Cypress Semiconductor Corp
• Series: CY7Cr

Specifications of CY7C4245V-15ASXC

• Access Time: 10ns
• Memory Size: 72K (4K x 18)
• Package / Case: 64-LQFP
• Function: Synchronous
• Data Rate: 67MHz
• Voltage - Supply: 3.3V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Number Of Circuits: 2
• Data Bus Width: 18 bit
• Bus Direction: Unidirectional
• Timing Type: Synchronous
• Organization: 4 K x 18
• Maximum Clock Frequency: 66.7 MHz
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 3 V
• Maximum Operating Current: 30 mA
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 428-1716

Document #: 38-06029 Rev. *C
Switching Waveforms
Read Expansion Out Timing
Write Expansion In Timing
Read Expansion In Timing
Retransmit Timing
Notes:
32. Read from Last Physical Location.
33. Clocks are free running in this case.
34. The flags may change state during Retransmit as a result of the offset of the read and write pointers, but flags will be valid at t
35. For the synchronous PAE and PAF flags (SMODE), an appropriate clock cycle is necessary after t
HF/PAE/PAF
async flags
REN/WEN
WCLK
and/all
RCLK
FL/RT
RCLK
EF/FF
REN
RXO
WXI
RXI
[33, 34, 35]
(continued)
t
ENS
t
CLKH
t
XIS
t
XI
Note 32
t
XO
t
XO
t
PRT
RTR
to update these flags.
t
CY7C4225V/4205V/4215V
CY7C4425V/4235V/4245V
XIS
t
XI
t
RTR
RTR
.
Page 17 of 20
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