70V657S15DR vs 70V659S15DR

Product Attributes

Part Number 70V657S15DR 70V659S15DR
Manufacturer Renesas Electronics America Inc Renesas Electronics America Inc
Category Memory Memory
70V657S15DR 70V659S15DR
Product Status Obsolete Obsolete
Memory Type Volatile Volatile
Memory Format SRAM SRAM
Technology SRAM - Dual Port, Asynchronous SRAM - Dual Port, Asynchronous
Memory Size 1.125Mb (32K x 36) 4.5Mb (128K x 36)
Memory Interface Parallel Parallel
Clock Frequency - -
Write Cycle Time - Word, Page 15ns 15ns
Access Time 15 ns 15 ns
Voltage - Supply 3.15V ~ 3.45V 3.15V ~ 3.45V
Operating Temperature 0°C ~ 70°C (TA) 0°C ~ 70°C (TA)
Mounting Type Surface Mount Surface Mount
Package / Case 208-BFQFP 208-BFQFP
Supplier Device Package 208-PQFP (28x28) 208-PQFP (28x28)