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12F629 Datasheet(PDF) 98 Page - Microchip Technology

Part # 12F629
Description  8-Pin, Flash-Based 8-Bit CMOS Microcontrollers
PDF  136 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

12F629 Datasheet(HTML) 98 Page - Microchip Technology

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PIC12F629/675
DS41190G-page 98
 2010 Microchip Technology Inc.
FIGURE 12-6:
CLKOUT AND I/O TIMING
TABLE 12-3:
CLKOUT AND I/O TIMING REQUIREMENTS
Param
No.
Sym
Characteristic
Min
Typ†
Max
Units Conditions
10
TosH2ckL OSC1
 to CLOUT
—
75
200
ns
(Note 1)
11
TosH2ckH OSC1
 to CLOUT
—
75
200
ns
(Note 1)
12
TckR
CLKOUT rise time
—
35
100
ns
(Note 1)
13
TckF
CLKOUT fall time
—
35
100
ns
(Note 1)
14
TckL2ioV
CLKOUT
 to Port out valid
—
—
20
ns
(Note 1)
15
TioV2ckH Port in valid before CLKOUT
TOSC + 200
ns
——
ns
(Note 1)
16
TckH2ioI
Port in hold after CLKOUT
0
—
—
ns
(Note 1)
17
TosH2ioV OSC1
 (Q1 cycle) to Port out valid
—
50
150 *
ns
——
300
ns
18
TosH2ioI
OSC1
 (Q2 cycle) to Port input
invalid (I/O in hold time)
100
—
—
ns
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
INT pin high or low time
25
—
—
ns
23
Trbp
GPIO change INT 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.
Note 1: Measurements are taken in RC mode where CLKOUT output is 4xTOSC.
OSC1
CLKOUT
I/O pin
(Input)
I/O pin
(Output)
Q4
Q1
Q2
Q3
10
13
14
17
20, 21
22
23
19
18
15
11
12
16
Old Value
New Value



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