PIC12(L)F1501
FIGURE 27-6:
CLKOUT AND I/O TIMING
Cycle
Write
Q4
Fetch
Q1
Read
Q2
Execute
Q3
FOSC
OS12
OS18
OS11
OS20
OS21
CLKOUT
OS19
OS13
OS16
OS17
I/O pin
(Input)
OS14
OS15
I/O pin
(Output)
New Value
Old Value
OS18, OS19
TABLE 27-3: CLKOUT AND I/O TIMING PARAMETERS
Standard Operating Conditions (unless otherwise stated)
Operating Temperature -40°C TA +125°C
Param
No.
Sym.
Characteristic
Min.
Typ† Max. Units
Conditions
OS11 TosH2ckL FOSC to CLKOUT (1)
OS12 TosH2ckH FOSC to CLKOUT (1)
OS13 TckL2ioV CLKOUT to Port out valid(1)
—
—
—
—
—
—
70
72
20
ns VDD = 3.3-5.0V
ns VDD = 3.3-5.0V
ns
OS14 TioV2ckH Port input valid before CLKOUT(1)
OS15 TosH2ioV Fosc (Q1 cycle) to Port out valid
TOSC + 200 ns
—
50
—
—
70*
—
ns
—
ns VDD = 3.3-5.0V
ns VDD = 3.3-5.0V
OS16 TosH2ioI
Fosc (Q2 cycle) to Port input invalid
50
(I/O in hold time)
OS17 TioV2osH Port input valid to Fosc(Q2 cycle)
20
—
—
ns
(I/O in setup time)
OS18* TioR
OS19* TioF
Port output rise time(2)
—
—
15
40
32
72
ns
ns
VDD = 2.0V
VDD = 5.0V
Port output fall time(2)
—
—
28
15
55
30
VDD = 2.0V
VDD = 5.0V
OS20* Tinp
OS21* Tioc
INT pin input high or low time
25
25
—
—
—
—
ns
ns
Interrupt-on-change new input level
time
*
†
These parameters are characterized but not tested.
Data in “Typ” column is at 3.0V, 25C unless otherwise stated.
Note 1: Measurements are taken in EC mode where CLKOUT output is 4 x TOSC.
2011 Microchip Technology Inc.
Preliminary
DS41615A-page 239
MICROCHIP [ MICROCHIP ]
