Alliance Memory AS4C64M4SA-7TCN SDRAM 256Mb，3.3V，143MHz 64M x 4 S

Access Time: 5.4 ns

Memory Size: 256 Mbit

Organization: 64 M x 4

Data Bus Width: 4 bit

Mounting Style: SMD/SMT

Moisture Sensitive: Yes

Supply Current - Max: 55 mA

Supply Voltage - Max: 3.6 V

Supply Voltage - Min: 3 V

Maximum Clock Frequency: 143 MHz

Maximum Operating Temperature: + 70 C

Minimum Operating Temperature: 0 C