A000047 Arduino, A000047 Datasheet - Page 373
A000047
Manufacturer Part Number
A000047
Description
MCU, MPU & DSP Development Tools Mega2560
Manufacturer
Arduino
Series
-r
Type
MCUr
Specifications of A000047
Processor To Be Evaluated
ATmega2560
Interface Type
USB, I2C, SPI
Dimensions
4 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
ATmega2560
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- Download datasheet (10Mb)
Table 30-5.
Notes:
2549M–AVR–09/10
Symbol
V
V
V
V
t
t
t
I
C
f
Rp
t
t
t
t
t
t
t
t
r
of
SP
i
SCL
HD;STA
LOW
HIGH
SU;STA
HD;DAT
SU;DAT
SU;STO
BUF
(1)
IL
IH
hys
OL
i
(1)
(1)
(1)
(1)
(1)
1. In ATmega640/1280/1281/2560/2561, this parameter is characterized and not 100% tested.
2. Required only for f
3. C
4. f
Parameter
Input Low-voltage
Input High-voltage
Hysteresis of Schmitt Trigger Inputs
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.
2-wire Serial Bus Requirements
Timing symbols refer to
SCL
> 100 kHz.
IHmin
to V
ILmax
Figure 30-6 on page
10 pF < C
0.1V
f
ATmega640/1280/1281/2560/2561
CK
3 mA sink current
f
f
SCL
SCL
f
f
f
f
f
f
f
f
f
f
f
f
f
f
f
f
(4)
SCL
SCL
SCL
SCL
SCL
SCL
SCL
SCL
SCL
SCL
SCL
SCL
SCL
SCL
SCL
SCL
CC
Condition
250kHz)
> max(16f
> 100 kHz
≤ 100 kHz
< V
≤ 100 kHz
> 100 kHz
≤ 100 kHz
> 100 kHz
≤ 100 kHz
> 100 kHz
≤ 100 kHz
> 100 kHz
≤ 100 kHz
> 100 kHz
≤ 100 kHz
> 100 kHz
≤ 100 kHz
> 100 kHz
≤ 100 kHz
> 100 kHz
b
< 400 pF
i
< 0.9V
(5)
374.
SCL
(6)
(7)
CC
,
(3)
V
----------------------------
V
----------------------------
0.05 V
0.1C
0.1C
CC
CC
0.7 V
3 mA
3 mA
20 +
20 +
Min
-0.5
250
100
-10
4.0
0.6
4.7
1.3
4.0
0.6
4.7
0.6
4.0
0.6
4.7
1.3
–
–
0
0
–
0
0
0
b
b
0.4V
0.4V
(3)(2)
(3)(2)
CC
CC
(2)
V
1000 ns
-------------------- -
0.3 V
CC
300 ns
----------------- -
Max
50
3.45
300
250
400
0.4
0.9
C
10
10
C
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
+ 0.5
(2)
b
b
CC
Units
kHz
µA
pF
ns
µs
Ω
V
373
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