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PIC16LC63A-04 Datasheet, PDF (125/184 Pages) Microchip Technology – 8-Bit CMOS Microcontrollers with A/D Converter | |||
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PIC16C63A/65B/73B/74B
FIGURE 16-6:
OSC1
CLKOUT AND I/O TIMING
Q4
Q1
10
CLKOUT
13
14
I/O Pin
(input)
17
I/O Pin
(output)
old value
20, 21
Note: Refer to Figure 16-4 for load conditions.
Q2
19
18
15
Q3
11
12
16
new value
TABLE 16-3: CLKOUT AND I/O TIMING REQUIREMENTS
Param
No.
Sym
Characteristic
Min Typâ Max Units Conditions
10* TosH2ckL OSC1â to CLKOUTâ
â
75
200
ns (Note 1)
11* TosH2ckH OSC1â to CLKOUTâ
â
75
200
ns (Note 1)
12* TckR
CLKOUT rise time
â
35
100
ns (Note 1)
13* TckF
CLKOUT fall time
â
35
100
ns (Note 1)
14* TckL2ioV CLKOUT â to Port out valid
â
â 0.5TCY + 20 ns (Note 1)
15* TioV2ckH Port in valid before CLKOUT â
TOSC + 200 â
â
ns (Note 1)
16* TckH2ioI Port in hold after CLKOUT â
0
â
â
ns (Note 1)
17* TosH2ioV OSC1â (Q1 cycle) to Port out valid
â
50
150
ns
18*
TosH2ioI
18A*
19* TioV2osH
OSC1â (Q2 cycle) to Port PIC16CXX
input invalid (I/O in hold
time)
PIC16LCXX
Port input valid to OSC1â (I/O in setup
time)
100
â
â
ns
200
â
â
ns
0
â
â
ns
20*
TioR
20A*
Port output rise time
PIC16CXX
PIC16LCXX
â
10
40
ns
â
â
80
ns
21*
TioF
21A*
Port output fall time
PIC16CXX
PIC16LCXX
â
10
40
ns
â
â
80
ns
22â â * Tinp
INT pin high or low time
TCY
â
â
ns
23â â * Trbp
RB7:RB4 change INT high or low time
TCY
â
â
ns
* These parameters are characterized but not tested.
â Data in âTypâ column is at 5V, 25°C unless otherwise stated. These parameters are for design guidance only and
are not tested.
â â These parameters are asynchronous events not related to any internal clock edge.
Note 1: Measurements are taken in RC mode where CLKOUT output is 4 x TOSC.
 2000 Microchip Technology Inc.
DS30605C-page 125
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