AS7C256L/AS7C256 is a 32K×8 CMOS SRAM produced by ALLIANCE SEMICONDUCTOR, which has the characteristics of high speed, low power consumption, equal access and expansion
The AS7C256 is a high-performance CMOS Static Random Access Memory (SRAM) organized as 32,768 words x 8 bits. It is designed for applications requiring fast data access, low power consumption, and simple interfacing. The device is available in both standard and low-power (L) versions, with the L version offering 2.0V data retention capabilities.
| Organization | 32,768 words X 8 bits |
|---|---|
| Address Access Time | 10/12/15/20/25/35 ns |
| Output Enable Access Time | 3/3/4/5/6/8 ns |
| Max Active Power | 660 mW |
| Max Standby Power (Standard) | 11 mW |
| Max Standby Power (L Version) | 2.75 mW |
| Supply Voltage | 4.5 to 5.5 V |
| Operating Temperature | 0°C to +70°C |
| Package Types | 28-pin PDIP, SOJ, SOIC, TSOP |
The AS7C256 is organized as 32,768 words x 8 bits.
The maximum operating current for the 10 ns version is 120 mA.
Yes, the L version offers 2.0V data retention with a maximum power consumption of 300 uW in this mode.