AT90CAN32 Automotive Atmel Corporation, AT90CAN32 Automotive Datasheet - Page 53

• Manufacturer Part Number: AT90CAN32 Automotive
• Manufacturer: Atmel Corporation

Specifications of AT90CAN32 Automotive

• Flash (kbytes): 32 Kbytes
• Pin Count: 64
• Max. Operating Frequency: 16 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 53
• Ext Interrupts: 8
• Usb Speed: No
• Usb Interface: No
• Spi: 1
• Twi (i2c): 1
• Uart: 2
• Can: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 15
• Analog Comparators: 1
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 2
• Eeprom (bytes): 1024
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 125
• I/o Supply Class: 2.7 to 5.5
• Operating Voltage (vcc): 2.7 to 5.5
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 4
• Output Compare Channels: 8
• Input Capture Channels: 2
• Pwm Channels: 7
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

7.1.4
7682C–AUTO–04/08
External Reset
V
the detection level.
Figure 7-2.
Figure 7-3.
Note:
An External Reset is generated by a low level on the RESET pin. Reset pulses longer than the
minimum pulse width (see
Shorter pulses are not guaranteed to generate a reset. When the applied signal reaches the
Reset Threshold Voltage – V
the Time-out period – t
CC
INTERNAL
INTERNAL
TIME-OUT
TIME-OUT
rise. The RESET signal is activated again, without any delay, when V
RESET
RESET
RESET
RESET
If V
V
V
CC
CC
POR
MCU Start-up, RESET Tied to V
MCU Start-up, RESET Extended Externally
or V
CCRR
V
V
TOUT
POR
POR
parameter range can not be followed, an External Reset is required.
V
V
CCRR
DDRR
– has expired.
Table
RST
– on its positive edge, the delay counter starts the MCU after
V
POT
7-1) will generate a reset, even if the clock is not running.
t
TOUT
V
CCRR
CC
V
RST
AT90CAN32/64/128
t
TOUT
CC
decreases below
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