Description
A0
A17
- Address Inputs
DQ0
DQ7
- Data In/Data Out
CE - Chip Enable
WE - Write Enable
OE - Output Enable
VCC GND
- Power (+3.3V) - Ground
NC - No Connect
DESCRIPTION
The DS1249W 2048kb nonvolatile (NV) SRAMs are 2,097,152-bit, fully static, NV SRAMs organized as 262,144 wo
Features
- 10 years minimum data retention in the absence of external power.
- Data is automatically protected during power loss.
- Unlimited write cycles.
- Low-power CMOS operation.
- Read and write access times of 100ns.
- Lithium energy source is electrically
disconnected to retain freshness until power is applied for the first time.
- Optional industrial (IND) temperature range of -40°C to +85°C.
- JEDEC standard 32-pin DIP package
DS1249W
3.3V 2048kb Nonvolatile SRAM
PIN.
DS1249W Datasheet
