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PIC18F4520E/MLQTP 데이터시트(PDF) 346 Page - Microchip Technology

부품명 PIC18F4520E/MLQTP
상세설명  28/40/44-Pin Enhanced Flash Microcontrollers with 10-Bit A/D and nanoWatt Technology
PDF  390 Pages
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제조업체  MICROCHIP [Microchip Technology]
홈페이지  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

PIC18F4520E/MLQTP 데이터시트(HTML) 346 Page - Microchip Technology

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PIC18F2420/2520/4420/4520
DS39631A-page 344
Preliminary
 2004 Microchip Technology Inc.
FIGURE 26-6:
CLKO AND I/O TIMING
TABLE 26-9:
CLKO AND I/O TIMING REQUIREMENTS
Note:
Refer to Figure 26-4 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
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 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
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.



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