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PIC18F4685-I/SP 데이터시트(PDF) 439 Page - Microchip Technology

부품명 PIC18F4685-I/SP
상세설명  28/40/44-Pin Enhanced Flash Microcontrollers with ECAN Technology, 10-Bit A/D and nanoWatt Technology
PDF  484 Pages
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제조업체  MICROCHIP [Microchip Technology]
홈페이지  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

PIC18F4685-I/SP 데이터시트(HTML) 439 Page - Microchip Technology

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© 2007 Microchip Technology Inc.
Preliminary
DS39761B-page 437
PIC18F2682/2685/4682/4685
FIGURE 27-6:
CLKO AND I/O TIMING
TABLE 27-9:
CLKO AND I/O TIMING REQUIREMENTS
Note:
Refer to Figure 27-4 for load conditions.
OSC1
CLKO
I/O pin
(Input)
I/O pin
(Output)
Q4
Q1
Q2
Q3
10
13
14
17
20, 21
19
18
15
11
12
16
Old Value
New Value
Param
No.
Symbol
Characteristic
Min
Typ
Max
Units Conditions
10
TOSH2CKLOSC1
↑ to CLKO ↓
—
75
200
ns
(Note 1)
11
TOSH2CKHOSC1
↑ 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
TCKL2IOVCLKO
↓ 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
TOSH2IOVOSC1
↑ (Q1 cycle) to Port Out Valid
—
50
150
ns
18
TOSH2IOIOSC1
↑ (Q2 cycle) to Port
Input Invalid (I/O in hold
time)
PIC18FXXXX
100
—
—
ns
18A
PIC18LFXXXX
200
—
—
ns
VDD = 2.0V
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 = 2.0V
21
TIOF
Port Output Fall Time
PIC18FXXXX
—
10
25
ns
21A
PIC18LFXXXX
—
—
60
ns
VDD = 2.0V
22†
TINP
INTx pin High or Low Time
TCY
——
ns
23†
TRBP
RB7:RB4 Change INTx High or Low Time
TCY
——
ns
24†
TRCP
RC7:RC4 Change INTx 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.



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