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| CY7C4205_11 Datasheet, PDF (2/25 Pages) Cypress Semiconductor – 256/512/1K/4K x 18 Synchronous FIFOs | |||
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Logic Block Diagram
WCLK
WEN
WRITE
CONTROL
RS
FL/RT
WXI
WXO/HF
RXI
RXO
WRITE
POINTER
RESET
LOGIC
EXPANSION
LOGIC
CY7C4205/CY7C4215
CY7C4225/CY7C4245
D0â17
INPUT
REGISTER
RAM
ARRAY
64 x 18
256 x 18
512 x 18
1K x 18
2K x 18
4K x 18
FLAG
PROGRAM
REGISTER
FLAG
LOGIC
READ
POINTER
FF
EF
PAE
PAF
SMODE
TRIâSTATE
OUTPUT REGISTER
OE
Q0â17
READ
CONTROL
RCLK
REN
Document Number: 001-45652 Rev. *B
Page 2 of 25
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