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PIC18F25K20T-ISO Datasheet, PDF (384/456 Pages) Microchip Technology – 28/40/44-Pin Flash Microcontrollers with nanoWatt XLP Technology
PIC18F2XK20/4XK20
26.12.2 TIMING CONDITIONS
The temperature and voltages specified in Table 26-5
apply to all timing specifications unless otherwise
noted. Figure 26-4 specifies the load conditions for the
timing specifications.
TABLE 26-5: TEMPERATURE AND VOLTAGE SPECIFICATIONS – AC
AC CHARACTERISTICS
Standard Operating Conditions (unless otherwise stated)
Operating temperature -40°C  TA +125°C
Operating voltage VDD range as described in DC spec Section 26.1 and
Section 26.9.
FIGURE 26-4:
LOAD CONDITIONS FOR DEVICE TIMING SPECIFICATIONS
Load Condition 1
Load Condition 2
VDD/2
RL
Pin
CL
VSS
Pin
CL
RL = 464
VSS
CL = 50 pF for all pins except OSC2/CLKOUT
and including D and E outputs as ports
26.12.3 TIMING DIAGRAMS AND SPECIFICATIONS
FIGURE 26-5:
EXTERNAL CLOCK TIMING (ALL MODES EXCEPT PLL)
Q4
Q1
Q2
Q3
Q4
Q1
OSC1
CLKOUT
1
3
3
4
4
2
DS41303G-page 384
 2010 Microchip Technology Inc.