ATMEGA406-1AAU Atmel, ATMEGA406-1AAU Datasheet - Page 190

• Manufacturer Part Number: ATMEGA406-1AAU
• Description: IC AVR MCU 40K 1MHZ 48LQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA406-1AAU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 1MHz
• Connectivity: I²C
• Peripherals: POR, WDT
• Number Of I /o: 18
• Program Memory Size: 40KB (20K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 512 x 8
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 25 V
• Data Converters: A/D 10x12b
• Oscillator Type: Internal
• Operating Temperature: -30°C ~ 85°C
• Package / Case: 48-LQFP
• Processor Series: ATMEGA48x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 2 KB
• Interface Type: 2-Wire
• Maximum Clock Frequency: 1 MHz
• Number Of Programmable I/os: 18
• Number Of Timers: 2
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWAVR, EWAVR-BL
• Development Tools By Supplier: ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT
• Minimum Operating Temperature: - 30 C
• Cpu Family: ATmega
• Device Core: AVR
• Device Core Size: 8b
• Frequency (max): 1MHz
• Total Internal Ram Size: 2KB
• # I/os (max): 18
• Number Of Timers - General Purpose: 2
• Operating Supply Voltage (typ): 5/9/12/15/18/24V
• Operating Supply Voltage (max): 25V
• Operating Supply Voltage (min): 4V
• On-chip Adc: 10-chx12-bit
• Instruction Set Architecture: RISC
• Operating Temp Range: -30C to 85C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 48
• Package Type: LQFP
• Controller Family/series: AVR MEGA
• No. Of I/o's: 18
• Eeprom Memory Size: 512Byte
• Ram Memory Size: 2KB
• Cpu Speed: 1MHz
• Rohs Compliant: Yes
• For Use With: 770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAG770-1005 - ISP 4PORT FOR ATMEL AVR MCU JTAG770-1004 - ISP 4PORT FOR ATMEL AVR MCU SPI
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

190
ATmega406
Table 27-5.
Notes:
All other addresses are reserved for future use.
Signature Byte
V-ADC Cell2 Offse
V-ADC Cell3 Offse
V-ADC Cell4 Offset
VPTAT CAL L
VPTAT CAL H
1. Default FOSCCAL value after reset.
2. Slow RC oscillator Frequency in kHz
3. Slow RC Oscillator fastest timeout in µs.
4. Calibration value found for BGCCR which gives 1.1V at VREF when BGCRR = 0x0F.
5. ULP RC Oscillator Frequency in kHz.
6. ULP RC Oscillator fastest timeout in µs.
7. Slow RC Oscillator Frequency Temperature drift prediction value (word). Measured over sev-
8. Calibration Word used for the second step of VREF calibration. This step is performed by the
9. Calibration Word used to compensate for gain error in V-ADC Cell input 1 - 4. Cell x in mV =
10. Calibration Word used to compensate for gain error in V-ADC ADC0. ADC0 in mV =
11. Calibration Word used to calculate the absolute temperature in Kelvin from VTEMP conver-
12. Calibration Byte used to compensate for offset in V-ADC Cells. Not implemented.
eral lots. Not implemented.
customer at 25°C. Value stored is VADCH/L when Cell1 had 4096 mV at 85°C.
VADCH/L*this word/16384.
VADCH/L*this word/16384.
sion. Temp in K = VADCH/L*this word/16384.
(11)
Signature Row Addressing
(12)
(12)
(12)
t
t
Z-Pointer Address
0x1D
0x1E
0x1F
0x1A
0x1B
2548E–AVR–07/06