1K x 8 Dual-Port Static RAM
CY7C130, CY7C130A CY7C131, CY7C131A
CY7C140, CY7C141
1K x 8 Dual-Port Static RAM
Features
■ True dual-ported memory cel...
Description
CY7C130, CY7C130A CY7C131, CY7C131A
CY7C140, CY7C141
1K x 8 Dual-Port Static RAM
Features
■ True dual-ported memory cells, which allow simultaneous reads of the same memory location
■ 1K x 8 organization
■ 0.65 micron CMOS for optimum speed and power
■ High speed access: 15 ns
■ Low operating power: ICC = 110 mA (maximum) ■ Fully asynchronous operation
■ Automatic power down
■ Master CY7C130/130A/CY7C131/131A easily expands data bus width to 16 or more bits using slave CY7C140/CY7C141
■ BUSY output flag on CY7C130/130A/CY7C131/131A; BUSY input on CY7C140/CY7C141
■ INT flag for port-to-port communication
■ Available in 48-pin DIP (CY7C130/130A/140), 52-pin PLCC, 52-pin TQFP
■ Pb-free packages available
Functional Description
The CY7C130/130A/CY7C131/131A/CY7C140[1] and CY7C141 are high speed CMOS 1K by 8 dual-port static RAMs. Two ports are provided permitting independent access to any location in memory. The CY7C130/130A/ CY7C131/131A can be used as either a s...
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