ATMEGA32M1-MU Atmel, ATMEGA32M1-MU Datasheet - Page 255
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ATMEGA32M1-MU
Manufacturer Part Number
ATMEGA32M1-MU
Description
MPU AVR 32K FLASH 20MHZ 32-QFN
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA32M1-MU
Core Processor
AVR
Core Size
8-Bit
Speed
16MHz
Connectivity
CAN, LIN, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Program Memory Size
32KB (16K x 16)
Program Memory Type
FLASH
Eeprom Size
1K x 8
Ram Size
2K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 11x10b; D/A 1x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
32-VFQFN Exposed Pad
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Number Of I /o
-
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Figure 23-1. Analog Comparator Block Diagram
Notes:
8209D–AVR–11/10
ACMPN0
ACMPN1
ACMPN2
ACMPN3
ACMP0
ACMP1
ACMP2
ACMP3
1. ADC multiplexer output: see
2. Refer to
3. The voltage on Vref is defined in
Aref
AVcc
Internal 2.56V
ADC
ADC
ADC
Reference
AMPCMP0
AMPCMP1
AMPCMP2
+
+
+
Figure 1-1 on page 2
-
-
-
REFS0
REFS1
AMP0
AMP1
AMP2
AMPCMP0
AMPCMP1
AMPCMP2
Bandgap
Result
DAC
/1.60
/2.13
/3.20
/6.40
Table 21-5 on page 243
and for Analog Comparator pin placement
21-4 “ADC Voltage Reference Selection” on page 242
(1)(2)
AC0M
2 1 0
AC1M
2 1 0
AC2M
2 1 0
AC3M
2 1 0
CLK
+
-
+
-
+
-
+
-
AC0EN
AC1EN
AC2EN
AC3EN
CLK
CLK
CLK
I/O
I/O
I/O
I/O
(/2)
(/2)
(/2)
(/2)
Interrupt Sensitivity Control
Interrupt Sensitivity Control
Interrupt Sensitivity Control
Interrupt Sensitivity Control
ATmega16M1/32M1/64M1
AC0IS1
AC1IS1
AC2IS1
AC3IS1
AC0IS0
AC1IS0
AC2IS0
AC3IS0
AC0IE
AC1IE
AC1ICE
AC2IE
AC3IE
AC0IF
Analog Comparator 0 Interrupt
AC1IF
Analog Comparator 1 Interrupt
T1 Capture Trigger
AC2IF
Analog Comparator 2 Interrupt
AC3IF
Analog Comparator 3 Interrupt
AC0O
AC1O
AC2O
AC3O
255
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