Description
The CY7C4255/65 are high-speed, low-power, first-in first-out (FIFO) memories with clocked read and write interfaces.
17
INPUT REGISTER
WCLK
WEN
WRITE CONTROL
FLAG PROGRAM REGISTER
RAM ARRAY 8K x 18 16K x 18 WRITE POINTER
FLAG LOGIC
FF EF PAE PAF SMODE
Features
- High-speed, low-power, first-in first-out (FIFO) memories.
- 8K x 18 (CY7C4255).
- 16K x 18 (CY7C4265).
- 0.5 micron CMOS for optimum speed/power.
- High-speed 100-MHz operation (10 ns read/write cycle times).
- Low power.
- ICC=45 mA.
- Fully asynchronous and simultaneous read and write operation.
- Empty, Full, Half Full, and programmable Almost Empty and Almost Full status flags.
- TTL compatible.
- Retransmit fun.
CY7C4255 Datasheet
