
Cypress Semiconductor
Features
■ True dual-ported memory cells that allow simultaneous
access of the same memory location
■ 16K x 36 organization (CY7C056V)
■ 32K x 36 organization (CY7C057V)
■ 0.25-micron Complimentary metal oxide semiconductor
(CMOS) for optimum speed/power
■ High-speed access: 12/15 ns
■ Low operating power
❐ Active: ICC = 250 mA (typical)
❐ Standby: ISB3 = 10 μA (typical)
■ Fully asynchronous operation
■ Automatic power-down
■ Expandable data bus to 72 bits or more using Master/Slave
Chip Select when using more than one device
■ On-chip arbitration logic
■ Semaphores included to permit software handshaking
between ports
■ INT flag for port-to-port communication
■ Byte select on left port
■ Bus matching on right port
■ Depth expansion via dual chip enables
■ Pin select for Master or Slave
■ Commercial and Industrial temperature ranges
■ Available in 144-Pin Thin quad plastic flatpack (TQFP) or
172-Ball ball grid array (BGA)
■ Pb-free packages available
■ Compact packages:
❐ 144-Pin TQFP (20 x 20 x 1.4 mm)
❐ 172-Ball BGA (1.0-mm pitch) (15 x 15 x.51 mm)