ATMEGA406-1AAU Atmel, ATMEGA406-1AAU Datasheet - Page 231

• 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

30.6
30.6.0.1
2548E–AVR–07/06
Supply Current of I/O Modules
Example 1
Table 30-5 on page 231
and I
Power Reduction Register 0” on page 36
to calculate the additional current consumption for the different I/O modules in Active and Idle
mode.
Table 30-5.
Calculate the expected current consumption in idle mode with TIMER1, V-ADC and Battery Pro-
tection enabled at V
need to add 1.7% for the TIMER1, 1.9% for the V-ADC, and 25.2% for the TWI module. Reading
from
mA at V
TIMER1, and SPI enabled, gives:
I
CC
PRR0 bit
PRTWI
PRTIM1
PRTIM0
PRVADC
total
”DC Characteristics” on page
CC
≈
1.2mA
Idle for every I/O module controlled by the Power Reduction Register, see
CC
= 3.3V and F = 1MHz. The total current consumption in idle mode with USART0,
•
Additional Current Consumption for the different I/O modules
(
1
+
0.017
V
CC
Additional Current
CC
Consumption at
= 3.3V and F = 1MHz. From
= 3.3V, F = 1 MHZ
is showing the additional current consumption compared to I
+
0.019
[µA]
68.0
4.5
6.0
5.0
+
0.252
225, we find that the idle current consumption is typically 1.2
)
≈
for details. The tables and formulas below can be used
1.55mA
Consumption compared
to Active mode [%]
Additional Current
Table
5.6
0.4
0.5
4.2
30-5, fourth column, we see that we
Consumption compared
ATmega406
Additional Current
to Idle mode [%]
25.2
1.7
2.2
1.9
CC
”PRR0 –
Active
231