IS62C256-70U vs IS62C256-70UI

Product Attributes

Part Number IS62C256-70U IS62C256-70UI
Manufacturer ISSI, Integrated Silicon Solution Inc ISSI, Integrated Silicon Solution Inc
Category Memory Memory
IS62C256-70U IS62C256-70UI
Product Status Obsolete Obsolete
Memory Type Volatile Volatile
Memory Format SRAM SRAM
Technology SRAM - Asynchronous SRAM - Asynchronous
Memory Size 256Kb (32K x 8) 256Kb (32K x 8)
Memory Interface Parallel Parallel
Clock Frequency - -
Write Cycle Time - Word, Page 70ns 70ns
Access Time 70 ns 70 ns
Voltage - Supply 4.5V ~ 5.5V 4.5V ~ 5.5V
Operating Temperature 0°C ~ 70°C (TA) -40°C ~ 85°C (TA)
Mounting Type Surface Mount Surface Mount
Package / Case 28-SOP 28-SOP
Supplier Device Package 28-SOP 28-SOP