SD18U128 Description
The SD18U128 is a low power CMOS Static RAM organized as 131,072 words by 8 bits. Easy memory expansion is provided by an active LOW CE1, an active HIGH CE2, an active LOW OE, and Tri-state I/O’s. This device has an automatic power-down mode.
SD18U128 Key Features
- Low-power consumption
- Active: 20mA at 70ns
- Stand-by: 5 µA (CMOS input/output) 1 µA CMOS input/output, L version
- Single +1.8to 2.2V Power Supply
- Equal access and cycle time
- 70/85/100/150 ns access time
- Easy memory expansion with CE1, CE2 and OE inputs
- 1.0V data retention mode
- TTL patible, Tri-state input/output
- Automatic power-down when deselected