ST7FL15F1MAE STMICROELECTRONICS [STMicroelectronics], ST7FL15F1MAE Datasheet - Page 128

• Manufacturer Part Number: ST7FL15F1MAE
• Description: 8-bit MCU for automotive with single voltage Flash/ROM memory, data EEPROM, ADC, 5 timers, SPI
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

ST7L15, ST7L19
FLASH OPTION BYTES (cont’d)
OPT 1 = WDGSW Hardware or Software Watch-
dog
0: Hardware (watchdog always enabled)
1: Software (watchdog to be enabled by software)
Table 25. List of Valid Option Combinations
128/138
3.0 to 3.6V
4.5 to 5.5V
V
DD
range
Operating conditions
Internal RC 1%
External clock or resonator
(depending on OPT5:4 selection)
Internal RC 1%
External clock or resonator
(depending on OPT5:4 selection)
Clock Source
PLL
off
off
off
off
x4
x8
x4
x8
x4
x8
x4
x8
OPT 0 = WDG HALT Watchdog Reset on Halt
This option bit determines if a RESET is generated
when entering HALT mode while the Watchdog is
active.
0: No reset generation when entering HALT mode
1: Reset generation when entering HALT mode
1 MHz @ 3.3V
4 MHz @ 3.3V
0 to 4 MHz
4 MHz
1 MHz @ 5V
8 MHz @ 5V
0 to 8 MHz
8 MHz
Typ f
-
-
-
-
CPU
OSC
0
1
0
0
1
1
-
-
-
-
Option Bits
PLLOFF
1
0
1
0
1
0
1
0
-
-
-
-
PLLx4x8
1
0
1
0
1
1
1
1
-
-
-
-