CY7C4215-15AXI(2011) 데이터 시트보기 (PDF) - Cypress Semiconductor

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CY7C4215-15AXI
(Rev.:2011)

256/512/1K/4K x 18 Synchronous FIFOs

Cypress Semiconductor 

CY7C4205/CY7C4215

CY7C4225/CY7C4245

Figure 3. Block Diagram of Synchronous FIFO Memory

with Programmable Flags used in Depth Expansion Configuration

WXO RXO

VCC

FIRSTLOAD (FL)

7C4205

7C4215

7C4225

7C4245

FF

EF

PAF

PAE

WXI RXI

WXO RXO

DATAIN (D)

VCC

FIRSTLOAD (FL)

7C4205

7C4215

7C4225

7C4245

FF

EF

PAF

PAE

WXI RXI

DATAOUT (Q)

LOAD (LD)

WRITECLOCK (WCLK)

WRITE ENABLE (WEN)

WXO RXO

READ CLOCK (RCLK)

READ ENABLE (REN)

RESET (RS)

7C4205

7C4215

7C4225

7C4245

OUTPUT ENABLE (OE)

FF

PAF

FF

EF

PAFWXI RXIPAE

FIRSTLOAD (FL)

EF

PAE

42X5–23

Document Number: 001-45652 Rev. *B

Page 9 of 25

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