ATMEGA406-1AAU Atmel, ATMEGA406-1AAU Datasheet - Page 229

• 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

30.4
Table 30-1
Interface meets or exceeds these requirements under the noted conditions.
Timing symbols refer to
Table 30-1.
Notes:
2548E–AVR–07/06
Symbol
VIL
VIH
VOL
tr
tof
tSP
I
C
f
Rp
t
t
t
t
t
t
t
t
i
SCL
HD;STA
LOW
HIGH
SU;STA
HD;DAT
SU;DAT
SU;STO
BUF
(1)
i
(1)
(1)
(1)
(1)
2-wire Serial Interface Characteristics
1. In ATmega406, this parameter is characterized and not tested.
2. C
3. f
4. This requirement applies to all ATmega406 Two-wire Serial Interface operation. Other devices connected to the Two-wire
describes the requirements for devices connected to the Two-wire Serial Bus. The ATmega406 Two-wire Serial
Serial Bus need only obey the general f
Parameter
Input Low-voltage
Input High-voltage
Output Low-voltage
Rise Time for both SDA and SCL
Output Fall Time from V
Spikes Suppressed by Input Filter
Input Current each I/O Pin
Capacitance for each I/O Pin
SCL Clock Frequency
Value of Pull-up resistor
Hold Time (repeated) START Condition
Low Period of the SCL Clock
High period of the SCL clock
Set-up time for a repeated START condition
Data hold time
Data setup time
Setup time for STOP condition
Bus free time between a STOP and START
condition
CK
b
= capacitance of one bus line in pF.
= CPU clock frequency
Two-wire Serial Bus Requirements
Figure
30-3.
IHmin
to V
ILmax
SCL
requirement.
f
CK
(3)
0.1V
> max(16f
350 µA sink current
f
f
f
f
f
f
f
f
f
C
BUS
SCL
SCL
SCL
SCL
SCL
SCL
SCL
SCL
SCL
b
Condition
< 400 pF
≤ 100 kHz
≤ 100 kHz
≤ 100 kHz
≤ 100 kHz
≤ 100 kHz
≤ 100 kHz
≤ 100 kHz
≤ 100 kHz
≤ 100 kHz
< V
SCL
i
< 0.9V
, 450 kHz)
(2)
BUS
(4)
V
------------------------------ -
BUS
350µA
Min
-0.5
250
2.1
4.0
4.7
4.0
4.7
0.3
4.0
4.7
-5
0
–
0
0
–
0,4V
ATmega406
V
------------------------------ -
BUS
100µA
Max
3.45
300
250
100
0.8
5.5
0.4
50
10
5
–
–
–
–
–
–
–
–
0,4V
Units
kHz
µA
pF
µs
ns
ns
ns
µs
µs
µs
µs
ns
µs
µs
V
V
Ω
V
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