Datasheet

PIC16F72
DS39597C-page 102 © 2007 Microchip Technology Inc.
TABLE 14-7: I
2
C BUS START/STOP BITS REQUIREMENTS
FIGURE 14-15: 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* T
SU: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 14-3 for load conditions.
90
91 92
100
101
103
106
107
109
109
110
102
SCL
SDA
In
SDA
Out