Datasheet

PIC16HV540
DS40197B-page 64 Preliminary  2000 Microchip Technology Inc.
10.3 Timing Parameter Symbology and Load Conditions
The timing parameter symbols have been created following one of the following formats:
FIGURE 10-1: LOAD CONDITIONS - PIC16HV540
1. TppS2ppS
2. TppS
T
FFrequency TTime
Lowercase subscripts (pp) and their meanings:
pp
2to mcMCLR
ck CLKOUT osc oscillator
cy cycle time os OSC1
drt device reset timer t0 T0CKI
io I/O port wdt watchdog timer
Uppercase letters and their meanings:
S
FFall PPeriod
HHigh RRise
I Invalid (Hi-impedance) V Valid
L Low Z Hi-impedance
CL
VSS
Pin
CL = 50 pF for all pins except OSC2
15 pF for OSC2 in XT, HS or LP
options when external
clock is used to drive OSC1