Datasheet

PIC16C63A/65B/73B/74B
DS30605D-page 122  1998-2013 Microchip Technology Inc.
16.2 AC (Timing) Characteristics
16.2.1 TIMING PARAMETER SYMBOLOGY
The timing parameter symbols have been created following one of the following formats:
1. TppS2ppS
3. T
CC:ST (I
2
C specifications only)
2. TppS
4. Ts (I
2
C specifications only)
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
F Fall P Period
HHigh RRise
I Invalid (Hi-impedance) V Valid
L Low Z Hi-impedance
I
2
C only
AA output access High High
BUF Bus free Low Low
T
CC:ST (I
2
C specifications only)
CC
HD Hold SU Setup
ST
DAT DATA input hold STO STOP condition
STA START condition