Electrical characteristics

STWBC

20/36

DocID027322 Rev 3

5.3.3

Memory characteristics

Symbol

Parameter

Conditions

Unit

Standard programming time (including erase)

for byte/word/block (1 byte/4 bytes/128 bytes)

66.6

ms

Fast programming time for 1 block (128 bytes)

3

3.3

3

3.3

ms

10 K

Cycles

Erase/write cycles(2)(data memory)

100 K

35 K

Data retention (program memory) after 10 K

15

Years

Data retention (program memory) after 10 K

11

Data retention (data memory) after 100 K

15

Data retention (data memory) after 35 K

6

Supply current during program and erase

cycles

-40 ºC

2

mA

1. Data based on characterization results, not tested in production.

2. The physical granularity of the memory is 4 bytes, so cycling is performed on 4 bytes even when a write/erase operation

addresses a single byte.