PIC18F1230 MICROCHIP [Microchip Technology], PIC18F1230 Datasheet - Page 282
PIC18F1230
Manufacturer Part Number
PIC18F1230
Description
18/20/28-Pin, Enhanced Flash Microcontrollers with nanoWatt Technology, High-Performance PWM and A/D
Manufacturer
MICROCHIP [Microchip Technology]
Datasheet
1.PIC18F1230.pdf
(312 pages)
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PIC18F1230/1330
FIGURE 22-7:
TABLE 22-9:
DS39758B-page 280
10
11
12
13
14
15
16
17
18
18A
19
20
20A
21
21A
22†
23†
Note 1:
Param
No.
Note:
(Output)
I/O pin
(Input)
I/O pin
OSC1
CLKO
† These parameters are asynchronous events not related to any internal clock edges.
TosH2ckL
TosH2ckH OSC1
TckR
TckF
TckL2ioV
TioV2ckH
TckH2ioI
TosH2ioV
TosH2ioI
TioV2osH
TioR
TioF
T
T
INP
RBP
Symbol
Measurements are taken in RC mode, where CLKO output is 4 x T
Refer to Figure 22-5 for load conditions.
CLKO AND I/O TIMING REQUIREMENTS
OSC1
CLKO Rise Time
CLKO Fall Time
CLKO
Port In Valid before CLKO
Port In Hold after CLKO
OSC1
OSC1
Input Invalid (I/O in hold time)
Port Input Valid to OSC1
Port Output Rise Time
Port Output Fall Time
INTx Pin High or Low Time
RB7:RB4 Change INTx High or Low Time
CLKO AND I/O TIMING
Q4
Old Value
(Q2 cycle) to Port
to CLKO
to CLKO
to Port Out Valid
(Q1 cycle) to Port Out Valid
Characteristic
10
13
Advance Information
17
(I/O in setup time)
14
20, 21
PIC18FXXXX
PIC18LFXXXX
PIC18FXXXX
PIC18LFXXXX
PIC18FXXXX
PIC18LFXXXX
Q1
19
0.25 T
18
Min
100
200
T
T
—
—
—
—
—
—
—
—
—
—
CY
0
0
CY
CY
+ 25
OSC
Q2
15
New Value
.
Typ
75
75
10
10
35
35
—
—
—
50
—
—
—
—
—
—
—
0.5 T
© 2006 Microchip Technology Inc.
Max
200
200
100
100
150
CY
—
—
—
—
—
25
60
25
60
—
—
11
12
+ 20
16
Units Conditions
Q3
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
(Note 1)
(Note 1)
(Note 1)
(Note 1)
(Note 1)
(Note 1)
(Note 1)
V
V
V
DD
DD
DD
= 2.0V
= 2.0V
= 2.0V
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