ST62E25C ST Microelectronics, ST62E25C Datasheet - Page 77

• Manufacturer Part Number: ST62E25C
• Description: (ST62T15C / ST62T25C) 8-BIT OTP/EPROM MCUs WITH A/D CONVERTER
• Manufacturer: ST Microelectronics

11.6 MEMORY CHARACTERISTICS
Subject to general operating conditions for V
11.6.1 RAM and Hardware Registers
11.6.2 EPROM Program Memory
Figure 55. EPROM Retention Time vs. Temperature
Notes:
1. Minimum V
2. Data based on reliability test results and monitored in production.
3. The data retention time increases when the T
Symbol
Symbol
isters (only in STOP mode). Guaranteed by construction, not tested in production.
V
t
RM
ret
Retention time [Years]
100000
10000
1000
Data retention
Data retention
100
DD
0.1
10
1
supply voltage without losing data stored in RAM (in STOP mode or under RESET) or in hardware reg-
-40 -30 -20 -10
Parameter
Parameter
1)
2)
0
10
A
decreases, see
DD
T
20
A
=+55°C
, f
Temperature [°C]
OSC
30
Conditions
Conditions
, and T
3)
40
Figure
50
A
unless otherwise specified.
55.
60
70
Min
Min
0.7
10
80
90 100 110 120
Typ
Typ
ST6215C/ST6225C
Max
Max
years
Unit
Unit
77/105
V
1