ATAVRSB202 Atmel, ATAVRSB202 Datasheet - Page 237

• Manufacturer Part Number: ATAVRSB202
• Description: KIT BATT MGMT FOR ATMEGA32HVB
• Manufacturer: Atmel

Specifications of ATAVRSB202

• Main Purpose: *
• Embedded: *
• Utilized Ic / Part: *
• Primary Attributes: *
• Secondary Attributes: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 32-14. PC5 Characteristic
32.13 2-wire Serial Interface Characteristics
Table 32-15. Two-wire Serial Bus Requirements
Notes:
8042B–AVR–06/10
Symbol
V
Symbol
V
V
V
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)
OL
IL
IH
OL
i
(1)
(1)
(1)
(1)
1. In ATmega16HVB/32HVB, this parameter is characterized and not tested.
2. C
3. f
4. This requirement applies to all ATmega16HVB/32HVB Two-wire Serial Interface operation. Other devices connected to the
Two-wire Serial Bus need only obey the general f
Parameter
Output Low-voltage
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
Table 32-15 on page 237
Serial Bus. The ATmega16HVB/32HVB Two-wire Serial Interface meets or exceeds these
requirements under the noted conditions.
Timing symbols refer to
IHmin
to V
ILmax
Figure 32-1 on page
describes the requirements for devices connected to the Two-wire
500 µA sink current
f
CK
SCL
(3)
0.1V
> max(16f
requirement.
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
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)
238.
(2)
BUS
ATmega16HVB/32HVB
(4)
V
------------------------------ -
BUS
350µA
Min
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
–
0,4V
V
------------------------------ -
BUS
100µA
Max
Max
3.45
300
250
100
0.2
0.8
5.5
0.4
50
10
5
–
–
–
–
–
–
–
–
0,4V
Units
Units
kHz
µA
pF
ns
µs
V
V
Ω
237