st62t25cn6 STMicroelectronics, st62t25cn6 Datasheet - Page 77

• Manufacturer Part Number: st62t25cn6
• Description: 8-bit Mcus With A/d Converter, Two Timers, Oscillator Safeguard & Safe Reset
• Manufacturer: STMicroelectronics

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. For OTP devices, data retention and programmability
3. The data retention time increases when the T
Symbol
Symbol
isters (only in STOP mode). Guaranteed by construction, not tested in production.
must be guaranteed by a screening procedure. Refer to Application Note AN886.
V
t
ret
RM
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
T
DD
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