AT90CAN32 Automotive Atmel Corporation, AT90CAN32 Automotive Datasheet - Page 311

• 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

7682C–AUTO–04/08
Table 23-7.
Signal
Name
GNDEN
HOLD
IREFEN
MUXEN_7
MUXEN_6
MUXEN_5
MUXEN_4
MUXEN_3
MUXEN_2
MUXEN_1
MUXEN_0
NEGSEL_2
NEGSEL_1
NEGSEL_0
PASSEN
PRECH
Boundary-scan Signals for the ADC
Direction
as Seen
from the
ADC
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input Mux bit 3
Input Mux bit 2
Input Mux bit 1
Input Mux bit 0
Input Mux for negative
input for differential
signal, bit 2
Input Mux for negative
input for differential
signal, bit 1
Input Mux for negative
input for differential
signal, bit 0
Enable pass-gate of gain
stages.
Precharge output latch of
comparator. (Active low)
Description
Ground the negative
input to comparator when
true
Sample & Hold signal.
Sample analog signal
when low. Hold signal
when high. If gain stages
are used, this signal
must go active when
ACLK is high.
Enables Band-gap
reference as AREF
signal to DAC
Input Mux bit 7
Input Mux bit 6
Input Mux bit 5
Input Mux bit 4
(1)
Recommended
Input
when not in use
(Continued)
AT90CAN32/64/128
0
1
0
0
0
0
0
0
0
0
1
0
0
0
1
1
Output Values when
Recommended Inputs
are Used, and CPU is
not Using the ADC
0
1
0
0
0
0
0
0
0
0
1
0
0
0
1
1
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