Datasheet

PIC16C7X
DS30390E-page 196  1997 Microchip Technology Inc.
Applicable Devices 72 73 73A 74 74A 76 77
FIGURE 18-9: I
2
C BUS START/STOP BITS TIMING
TABLE 18-9: I
2
C BUS START/STOP BITS REQUIREMENTS
Parameter
No.
Sym Characteristic Min Typ Max Units Conditions
90 TSU:STA START condition 100 kHz mode 4700 — —
ns
Only relevant for repeated START
condition
Setup time 400 kHz mode 600 — —
91 THD: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 THD:STO STOP condition 100 kHz mode 4000 — —
ns
Hold time 400 kHz mode 600 — —
Note: Refer to Figure 18-1 for load conditions
91
93
SCL
SDA
START
Condition
STOP
Condition
90
92