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PIC16F1938 Datasheet, PDF (408/452 Pages) Microchip Technology – 28/40/44-Pin Flash-Based, 8-Bit CMOS Microcontrollers | |||
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PIC16(L)F1938/9
TABLE 30-15: I2C⢠BUS START/STOP BITS REQUIREMENTS
Param
No.
Symbol
Characteristic
Min. Typ Max. Units
Conditions
SP90* TSU:STA Start condition
Setup time
100 kHz mode 4700 â â ns Only relevant for Repeated
400 kHz mode 600 â â
Start condition
SP91* THD:STA Start condition
Hold time
100 kHz mode 4000 â â ns After this period, the first
400 kHz mode 600 â â
clock pulse is generated
SP92* TSU:STO Stop condition 100 kHz mode 4700 â â ns
Setup time
400 kHz mode 600 â â
SP93 THD:STO Stop condition 100 kHz mode 4000 â â ns
Hold time
400 kHz mode 600 â â
* These parameters are characterized but not tested.
FIGURE 30-21:
SCL
SDA
In
SDA
Out
I2C⢠BUS DATA TIMING
SP103 SP100
SP101
SP90
SP91
SP106
SP107
SP109
SP109
SP102
SP92
SP110
Note: Refer to Figure 30-5 for load conditions.
DS41574A-page 408
Preliminary
ï£ 2011 Microchip Technology Inc.
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