Datasheet

© 2007 Microchip Technology Inc. DS40039E-page 93
PIC16F630/676
12.8 TIMING PARAMETER SYMBOLOGY
The timing parameter symbols have been created with
one of the following formats:
FIGURE 12-4: LOAD CONDITIONS
1. TppS2ppS
2. TppS
T
F Frequency T Time
Lowercase letters (pp) and their meanings:
pp
cc CCP1 osc OSC1
ck CLKOUT rd RD
cs CS rw RD or WR
di SDI sc SCK
do SDO ss SS
dt Data in t0 T0CKI
io I/O port t1 T1CKI
mc MCLR wr WR
Uppercase letters and their meanings:
S
FFall PPeriod
HHigh RRise
I Invalid (Hi-impedance) V Valid
L Low Z Hi-impedance
V DD /2
C
L
R L
Pin Pin
V
SS
V SS
C L
RL =464Ω
C
L = 50 pF for all pins
15 pF for OSC2 output
Load Condition 1 Load Condition 2