PIC12F1822 MICROCHIP [Microchip Technology], PIC12F1822 Datasheet - Page 363

• Manufacturer Part Number: PIC12F1822
• Description: 8/14-Pin Flash Microcontrollers with nanoWatt XLP Technology
• Manufacturer: MICROCHIP [Microchip Technology]

TABLE 29-16: I
 2010 Microchip Technology Inc.
Note 1:
SP100* T
SP101* T
SP102* T
SP103* T
SP106* T
SP107* T
SP109* T
Param.
SP110* T
SP111
No.
2:
*
These parameters are characterized but not tested.
As a transmitter, the device must provide this internal minimum delay time to bridge the undefined region
(min. 300 ns) of the falling edge of SCLx to avoid unintended generation of Start or Stop conditions.
A Fast mode (400 kHz) I
the requirement T
not stretch the low period of the SCLx signal. If such a device does stretch the low period of the SCLx sig-
nal, it must output the next data bit to the SDAx line T
to the Standard mode I
C
Symbol
SU
AA
HIGH
LOW
R
F
HD
BUF
B
:
:
DAT
DAT
2
C™ BUS DATA REQUIREMENTS
Clock high time
Clock low time
SDAx and SCLx
rise time
SDAx and SCLx fall
time
Data input hold time 100 kHz mode
Data input setup
time
Output valid from
clock
Bus free time
Bus capacitive loading
SU
:
DAT
Characteristic
2
C bus specification), before the SCLx line is released.
2
250 ns must then be met. This will automatically be the case if the device does
C
™
bus device can be used in a Standard mode (100 kHz) I
100 kHz mode
400 kHz mode
SSPx module
100 kHz mode
400 kHz mode
SSPx module
100 kHz mode
400 kHz mode
100 kHz mode
400 kHz mode
400 kHz mode
100 kHz mode
400 kHz mode
100 kHz mode
400 kHz mode
100 kHz mode
400 kHz mode
PIC12F/LF1822/16F/LF1823
Preliminary
20 + 0.1C
20 + 0.1C
1.5T
1.5T
R
Min.
250
100
4.0
0.6
4.7
1.3
4.7
1.3
max. + T
—
—
—
—
—
0
0
CY
CY
B
B
SU
Max.
1000
3500
300
250
250
0.9
400
—
—
—
—
—
—
—
—
—
—
—
—
:
DAT
= 1000 + 250 = 1250 ns (according
Units
s
s
s
s
ns
ns
ns
ns
ns
s
ns
ns
ns
ns
s
s
pF
—
—
Device must operate at a
minimum of 1.5 MHz
Device must operate at a
minimum of 10 MHz
Device must operate at a
minimum of 1.5 MHz
Device must operate at a
minimum of 10 MHz
C
10-400 pF
C
10-400 pF
(Note 2)
(Note 1)
Time the bus must be free
before a new transmission
can start
B
B
is specified to be from
is specified to be from
2
Conditions
C bus system, but
DS41413A-page 363