stm8af6148 STMicroelectronics, stm8af6148 Datasheet - Page 64

• Manufacturer Part Number: stm8af6148
• Description: Automotive 8-bit Mcu, With Up To 32 Kbytes Flash, Eeprom, 10-bit Adc, Timers, Lin, Spi, I 2c, 3 V To 5.5 V
• Manufacturer: STMicroelectronics

Electrical characteristics
11.3.4
64/90
Memory characteristics
RAM and hardware registers
Table 27.
1. Minimum supply voltage without losing data stored in RAM (in halt mode or under reset) or in hardware
Flash program memory/data EEPROM memory
General conditions: T
Table 28.
1. Guaranteed by characterization, not tested in production.
2. The physical granularity of the memory is 4 bytes, so cycling is performed on 4 bytes even when a
Symbol
Symbol
t
t
N
V
t
t
erase
RETI
prog
RET
V
registers (only in halt mode). Guaranteed by design, not tested in production. refer to
for the value of V
write/erase operation addresses a single byte.
RW
DD
RM
Operating voltage
(all modes, execution/write/erase)
Standard programming time
(including erase) for byte/word/block
(1 byte/4 bytes/128 bytes)
Fast programming time for 1 block
(128 bytes)
Erase time for 1 block (128 bytes)
Program memory endurance
erase/write cycles
Data memory endurance erase/write
cycles
Program memory after cycling
Data memory retention after cycling at
the endurance limits (T, n)
Intrinsic data retention
RAM and hardware registers
Data retention mode
Flash program memory/data EEPROM memory
(2)
IT-max
Parameter
A
Parameter
= -40 to 125 °C.
(2)
(1)
Halt mode (or reset)
Conditions
Full temperature
f
CPU
T
T
T
Conditions
T
T
T
T
T
T
T
T
A
A
A
A
A
A
A
A
A
A
A
= 125 °C
= 125 °C
= 145 °C
range
= 25 °C
= 25 °C
= 25 °C
= 55 °C
= 85 °C
= 25 °C
= 55 °C
= 85 °C
≤
16 MHz
Min
1.8
STM8AF61xx STM8AH61xx
Min
300 k
100 k
1000
80 k
100
3.0
1 k
40
20
10
40
20
10
Typ
(1)
Table 17 on page 52
Typ
6
3
3
Max
Max
5.5
6.6
3.3
3.3
cycles
years
hours
years
Unit
Unit
ms
ms
ms
V
V