CY7C4235-15AC Cypress Semiconductor Corp, CY7C4235-15AC Datasheet - Page 17
![IC SYNC FIFO MEM 2KX18 64LQFP](/photos/6/76/67621/428-64-tqfp_sml.jpg)
CY7C4235-15AC
Manufacturer Part Number
CY7C4235-15AC
Description
IC SYNC FIFO MEM 2KX18 64LQFP
Manufacturer
Cypress Semiconductor Corp
Series
CY7Cr
Specifications of CY7C4235-15AC
Function
Synchronous
Memory Size
36K (2K 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
36Kb
Access Time (max)
10ns
Word Size
18b
Organization
2Kx18
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
428-1221
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
CY7C4235-15AC
Manufacturer:
Cypress Semiconductor Corp
Quantity:
10 000
Part Number:
CY7C4235-15AC
Manufacturer:
CYPRESS/赛普拉斯
Quantity:
20 000
Switching Waveforms
Notes:
Document Number: 001-45652 Rev. **
36. Read from Last Physical Location.
37. Clocks are free running in this case.
38. 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
39. 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
(continued)
t
ENS
t
CLKH
t
XIS
t
XI
Figure 20. Read Expansion Out Timing
Figure 23. Retransmit Timing
Figure 21. Write Expansion In Timing
Figure 22. Read Expansion In Timing
Note 36
t
XO
t
XO
t
PRT
[37, 38, 39]
RTR
to update these flags.
t
XIS
t
XI
CY7C4425/4205/4215
CY7C4225/4235/4245
t
RTR
RTR
.
Page 17 of 22
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