Datasheet

 2001-2013 Microchip Technology Inc. DS39598F-page 137
PIC16F818/819
TABLE 15-7: I
2
C™ BUS START/STOP BITS REQUIREMENTS
FIGURE 15-15: I
2
C™ BUS DATA TIMING
Param
No.
Symbol Characteristic Min Typ Max Units Conditions
90* T
SU:STA Start Condition 100 kHz mode 4700 — — ns Only relevant for Repeated
Start condition
Setup Time 400 kHz mode 600 — —
91* 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 — —
92* TSU:STO Stop Condition 100 kHz mode 4700 — — ns
Setup Time 400 kHz mode 600 — —
93 T
HD: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 15-3 for load conditions.
90
91 92
100
101
103
106
107
109
109
110
102
SCL
SDA
In
SDA
Out