PIC18FXX39 Datasheet, PDF (271/322 Pages) Microchip Technology – Enhanced FLASH Microcontrollers with Single Phase Induction Motor Control Kernel

PIC18FXX39
FIGURE 23-6:
OSC1
CLKO AND I/O TIMING
Q4
Q1
10
CLKO
13
14
I/O Pin
(input)
17
I/O Pin
(output)
Old Value
Note:
20, 21
Refer to Figure 23-4 for load conditions.
Q2
19
18
15
Q3
11
12
16
New Value
TABLE 23-6: CLKO AND I/O TIMING REQUIREMENTS
Param.
No.
Symbol
Characteristic
Min
Typ
Max Units Conditions
10 TosH2ckL OSC1 to CLKO
—
75
200
ns (Note 1)
11
TosH2ckH OSC1 to CLKO
—
75
200
ns (Note 1)
12 TckR
CLKO rise time
—
35
100
ns (Note 1)
13 TckF
CLKO fall time
—
35
100
ns (Note 1)
14 TckL2ioV CLKO to Port out valid
—
— 0.5 TCY + 20 ns (Note 1)
15 TioV2ckH Port in valid before CLKO 
0.25 TCY + 25 —
—
ns (Note 1)
16 TckH2ioI Port in hold after CLKO 
0
—
—
ns (Note 1)
17 TosH2ioV OSC1 (Q1 cycle) to Port out valid
—
50
150
ns
18 TosH2ioI OSC1 (Q2 cycle) to Port PIC18FXXXX
100
—
—
ns
18A
input invalid (I/O in hold time) _PIC18LFXXXX
200
—
—
ns
19 TioV2osH Port input valid to OSC1(I/O in setup time)
0
—
—
ns
20 TioR
Port output rise time
PIC18FXXXX
—
10
25
ns
20A
PIC18LFXXXX
—
—
60
ns VDD = 2V
21 TioF
Port output fall time
PIC18FXXXX
—
10
25
ns
21A
PIC18LFXXXX
—
—
60
ns VDD = 2V
22†† TINP
INT pin high or low time
TCY
—
—
ns
23†† TRBP
RB7:RB4 change INT high or low time
TCY
—
—
ns
24†† TRCP
RC7:RC4 change INT high or low time
20
ns
†† These parameters are asynchronous events not related to any internal clock edges.
Note 1: Measurements are taken in RC mode, where CLKO output is 4 x TOSC.
 2002-2013 Microchip Technology Inc.
Preliminary
DS30485B-page 271