DS1270AB
DS1270AB is 16M Nonvolatile SRAM manufactured by Maxim Integrated.
- Part of the DS1270Y comparator family.
- Part of the DS1270Y comparator family.
19-5615; Rev 11/10
.maxim-ic.
DS1270Y/AB 16M Nonvolatile SRAM
Features
- 5 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 70 ns
- Lithium energy source is electrically disconnected to retain freshness until power is applied for the first time
- Full ±10% VCC operating range (DS1270Y)
- Optional ±5% VCC operating range
(DS1270AB)
- Optional industrial temperature range of
-40°C to +85°C, designated IND
PIN ASSIGNMENT
NC A20 A18 A16 A14 A12
A7 A6 A5 A4 A3 A2
A1
A0 DQ0
DQ1
DQ2
1 2 3 4 5 6 7 8 9 10 11 12
36 VCC 35 A19 34 NC 33 A15 32 A17 31 WE 30 A13 29 A8 28 A9 27 A11 26 OE
25 A10
24 CE
23 DQ7 22 DQ6
21 DQ5
20 DQ4
19...
