AN1012

Product data

Doc ID 6395 Rev 4

25/33

Appendix A

Product data

Note:

The symbol “>>” means, “... much greater than...”

Table 7.

Table 8.

Note:

These devices are not recommended for new design. Please contact local ST sales office

for availability.

Device

Process technology

SRAM

Cell

Battery type

(T = 20°C)

(nA)

Typical data

retention

(years)

1.

The data retention lifetime can be significantly increased by using the SNAPHAT (ZEROPOWER or TIMEKEEPER, as

appropriate) with the higher capacity BR1632 battery.

2.

The larger capacity BR1632 (120 mAh) battery is also available in the SNAPHAT package.

CAPHAT

M48Z02/12

0.6

μm, HCMOS4PZ

4T

n/a

BR1225

9

10

M48Z08/18

0.6

μm, HCMOS4PZ

4T

BR1225

BR1225

37

10

M48Z35/Y/AV

0.6

μm, HCMOS4PZ

4T

BR1225

BR1225

148

10

M48Z58/Y

0.6

μm, HCMOS4PZ

4T

BR1225

BR1225

37

10

M48T02/12

0.6

μm, HCMOS4PZ

4T

N/A

BR1632

506

10

M48T08/18

0.6

μm, HCMOS4PZ

4T

BR1225

BR1632

535

10

M48T35/Y/AV

0.6

μm, HCMOS4PZ

4T

BR1225

BR1632

646

7/10

M48T37Y

0.6

μm, HCMOS4PZ

4T

BR1225

N/A

646

7

M48T58/Y

0.6

μm, HCMOS4PZ

4T

BR1225

BR1225

535

7

Device

Specification

at T = 25°C

(years)

Experimental conditions (years)

0°C

25°C

70°C

M48Z128/Y

10

>> 20

> 20

2.3

M48Z129V

10

>> 20

> 20

2.3

M48Z512A/AV/AY

10

>> 20

> 20

6.0

M48Z2M1V/Y

10

> 20

> 20

3.1

M48T128Y

10

> 20

16.6

2.0

M48T129V/Y

10

> 20

16.6

2.0

M48T512Y

10

> 20

19.4

4.8