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PIC16F722A Datasheet, PDF (214/284 Pages) Microchip Technology – 28-Pin Flash Microcontrollers with nanoWatt XLP Technology | |||
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PIC16F/LF722A/723A
TABLE 23-3: CLKOUT AND I/O TIMING PARAMETERS
Standard Operating Conditions (unless otherwise stated)
Operating Temperature -40°C ï£ï TA ï£ï +125°C
Param
No.
Sym.
Characteristic
Min.
Typâ
OS11 TosH2ckL Foscï to CLKOUTï¯ (1)
â
â
OS12 TosH2ckH Foscï to CLKOUTï (1)
â
â
OS13 TckL2ioV CLKOUTï¯ to Port out valid(1)
â
â
OS14 TioV2ckH Port input valid before CLKOUTï(1)
TOSC + 200 ns â
OS15 TosH2ioV Foscï (Q1 cycle) to Port out valid
â
50
OS16 TosH2ioI Foscï (Q2 cycle) to Port input invalid
(I/O in hold time)
50
â
OS17
OS18
TioV2osH Port input valid to Foscïï (Q2 cycle)
(I/O in setup time)
TioR
Port output rise time(2)
OS19 TioF
Port output fall time(2)
20
â
â
40
â
15
â
28
â
15
OS20* Tinp
INT pin input high or low time
25
â
OS21* Trbp
PORTB interrupt-on-change new input
TCY
â
level time
* These parameters are characterized but not tested.
â Data in âTypâ column is at 3.0V, 25ï°C unless otherwise stated.
Note 1: Measurements are taken in RC mode where CLKOUT output is 4 x TOSC.
2: Includes OSC2 in CLKOUT mode.
Max.
70
72
20
â
70*
â
â
72
32
55
30
â
â
Units Conditions
ns VDD = 3.3-5.0V
ns VDD = 3.3-5.0V
ns
ns
ns VDD = 3.3-5.0V
ns VDD = 3.3-5.0V
ns
ns VDD = 2.0V
VDD = 3.3-5.0V
ns VDD = 2.0V
VDD = 3.3-5.0V
ns
ns
FIGURE 23-8:
RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER AND POWER-UP
TIMER TIMING
VDD
MCLR
Internal
POR
PWRT
Time-out
OSC
Start-Up Time
Internal Reset(1)
Watchdog Timer
Reset(1)
33
32
I/O pins
Note 1: Asserted low.
30
31
34
34
DS41417A-page 214
ï£ 2010 Microchip Technology Inc.
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