AT32UC3B0512 Datasheet, PDF (40/91 Pages) ATMEL Corporation – 32-bit AVR Microcontroller

Figure 9-1.
VDDCORE
MCU Cold Start-Up RESET_N tied to VDDIN
V_POR-
V_RESTART
V_POR+
RESET_N
Internal
POR Reset
Internal
MCU Reset
T_POR
T_RST
TSSU1
Figure 9-2.
VDDCORE
MCU Cold Start-Up RESET_N Externally Driven
V_POR-
V_RESTART
V_POR+
RESET_N
Internal
POR Reset
Internal
MCU Reset
T_POR
T_RST
Figure 9-3. MCU Hot Start-Up
VDDCORE
RESET_N
BOD Reset
WDT Reset
Internal
MCU Reset
TSSU1
TSSU2
9.4.4 RESET_N Characteristics
Table 9-9.
Symbol
t_RESET
RESET_N Waveform Parameters
Parameter
RESET_N minimum pulse width
Conditions
Min. Typ. Max. Unit
10
ns