Datasheet

PIC16(L)F1825/1829
DS41440C-page 374  2010-2012 Microchip Technology Inc.
FIGURE 30-20: I
2
C™ BUS START/STOP BITS TIMING
FIGURE 30-21: I
2
C™ BUS DATA TIMING
Note: Refer to Figure 30-5 for load conditions.
SP91
SP92
SP93
SCLx
SDAx
Start
Condition
Stop
Condition
SP90
TABLE 30-16: I
2
C™ BUS START/STOP BITS REQUIREMENTS
Param
No.
Symbol Characteristic Min. Typ Max. Units Conditions
SP90* TSU:STA Start condition 100 kHz mode 4700 — — ns Only relevant for Repeated
Start condition
Setup time 400 kHz mode 600 — —
SP91* T
HD:STA Start condition 100 kHz mode 4000 — — ns After this period, the first
clock pulse is generated
Hold time 400 kHz mode 600 — —
SP92* TSU:STO Stop condition 100 kHz mode 4700 — — ns
Setup time 400 kHz mode 600 — —
SP93 THD:STO Stop condition 100 kHz mode 4000 — — ns
Hold time 400 kHz mode 600 — —
* These parameters are characterized but not tested.
Note: Refer to Figure 30-5 for load conditions.
SP90
SP91
SP92
SP100
SP101
SP103
SP106
SP107
SP109
SP109
SP110
SP102
SCLx
SDAx
In
SDAx
Out