ATA6613P-PLQW Atmel, ATA6613P-PLQW Datasheet - Page 72

• Manufacturer Part Number: ATA6613P-PLQW
• Description: MCU W/LIN TXRX REG WTCHDG 48-QFN
• Manufacturer: Atmel
• Series: AVR® ATA66 LIN-SBCr

Specifications of ATA6613P-PLQW

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: I²C, LIN, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 23
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 512 x 8
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 48-QFN Exposed Pad
• Processor Series: ATA6x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 1 KB
• Interface Type: I2C, SPI, USART
• Maximum Clock Frequency: 16 MHz
• Number Of Programmable I/os: 23
• Number Of Timers: 3
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 8 Channel
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

6.8.6
72
Atmel ATA6612/ATA6613
Watchdog System Reset
Table 6-22.
When the BOD is enabled, and V
ure
trigger level (V
t
The BOD circuit will only detect a drop in V
ger than t
Figure 6-19. Brown-out Reset During Operation
When the Watchdog times out, it will generate a short reset pulse of one CK cycle duration.
On the falling edge of this pulse, the delay timer starts counting the Time-out period t
Refer to
Figure 6-20. Watchdog System Reset During Operation
TOUT
Symbol
V
t
INTERNAL
TIME-OUT
BOD
TIME-OUT
HYST
6-19), the Brown-out Reset is immediately activated. When V
RESET
RESET
RESET
has expired.
WDT
V
“Watchdog Timer” on page 74
CC
BOD
INTERNAL
TIME-OUT
given in
Parameter
Brown-out Detector Hysteresis
Min Pulse Width on Brown-out Reset
Brown-out Characteristics
BOT+
RESET
RESET
V
CC
in
Figure
Table 6-20 on page
6-19), the delay counter starts the MCU after the Time-out period
CC
V
1 CK Cycle
decreases to a value below the trigger level (V
t
BOT
TOUT
for details on operation of the Watchdog Timer.
-
CC
70.
if the voltage stays below the trigger level for lon-
Min
V
t
TOUT
BOT+
CC
Typ
50
increases above the
Max
9111H–AUTO–01/11
BOT-
Units
mV
in
ns
TOUT
Fig-
.