A000046 Arduino, A000046 Datasheet - Page 322

• Manufacturer Part Number: A000046
• Description: MCU, MPU & DSP Development Tools Uno
• Manufacturer: Arduino
• Series: -r
• Type: MCUr

Specifications of A000046

• Processor To Be Evaluated: ATmega328
• Interface Type: USB, I2C, SPI
• Dimensions: 2.7 in x 2.1 in
• Operating Supply Voltage: 5 V
• Contents: Board
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: ATmega328

8161D–AVR–10/09
3. C
4. f
5. This requirement applies to all ATmega48PA/88PA/168PA/328P 2-wire Serial Interface operation. Other devices connected
to the 2-wire Serial Bus need only obey the general f
CK
b
= capacitance of one bus line in pF.
= CPU clock frequency
Figure 28-5. 2-wire Serial Bus Timing
SCL
SDA
t
SU;STA
t
HD;STA
t
t
of
LOW
SCL
ATmega48PA/88PA/168PA/328P
requirement.
t
HIGH
t
HD;DAT
t
LOW
t
SU;DAT
t
SU;STO
t
r
t
BUF
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