CY7C4225-15AC Cypress Semiconductor Corp, CY7C4225-15AC Datasheet - Page 17

• Manufacturer Part Number: CY7C4225-15AC
• Description: IC SYNC FIFO MEM 1KX18 64LQFP
• Manufacturer: Cypress Semiconductor Corp
• Series: CY7Cr

Specifications of CY7C4225-15AC

• Function: Synchronous
• Memory Size: 18K (1K x 18)
• Data Rate: 100MHz
• Access Time: 10ns
• Voltage - Supply: 3.3V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 64-LQFP
• Configuration: Dual
• Density: 18Kb
• Access Time (max): 10ns
• Word Size: 18b
• Organization: 1Kx18
• Sync/async: Synchronous
• Expandable: Yes
• Bus Direction: Uni-Directional
• Package Type: TQFP
• Clock Freq (max): 66.7MHz
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Supply Current: 45mA
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 64
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 428-1217

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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