PIC16CE624T-04SS View Datasheet(PDF) - Microchip Technology
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Description
Manufacturer
PIC16CE624T-04SS Datasheet PDF : 113 Pages
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PIC16CE62X
FIGURE 13-6: CLKOUT AND I/O TIMING
Q4
OSC1
CLKOUT
I/O Pin
(input)
I/O Pin
(output)
old value
Q1
Q2
10
13
14
22
23
19 18
17
15
Q3
11
12
16
new value
20, 21
Note: All tests must be do with specified capacitance loads (Figure 13-4) 50 pF on I/O pins and CLKOUT
TABLE 13-4: CLKOUT AND I/O TIMING REQUIREMENTS
Parameter # Sym
Characteristic
Min
Typ† Max Units
10*
TosH2ckL OSC1↑ to CLKOUT↓ (1)
—
75
200
ns
11*
TosH2ckH OSC1↑ to CLKOUT↑ (1)
—
75
200
ns
12*
TckR
CLKOUT rise time (1)
—
35
100
ns
13*
TckF
CLKOUT fall time (1)
—
35
100
ns
14*
TckL2ioV CLKOUT ↓ to Port out valid (1)
—
—
20
ns
15*
TioV2ckH Port in valid before CLKOUT ↑ (1)
Tosc +200 ns —
—
ns
16*
TckH2ioI Port in hold after CLKOUT ↑ (1)
0
—
—
ns
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
100
—
—
ns
time)
19*
TioV2osH Port input valid to OSC1↑ (I/O in setup time)
0
—
—
ns
20*
TioR
Port output rise time
—
10
40
ns
21*
TioF
Port output fall time
—
10
40
ns
22*
Tinp
RB0/INT pin high or low time
25
—
—
ns
23
Trbp
RB<7:4> change interrupt high or low time
TCY
—
—
ns
* These parameters are characterized but not tested
† Data in "Typ" column is at 5.0V, 25°C unless otherwise stated. These parameters are for design guidance only and are not tested.
Note 1: Measurements are taken in RC Mode where CLKOUT output is 4 x TOSC.
DS40182C-page 92
© 1999 Microchip Technology Inc.
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