Datasheet

 2011 Microchip Technology Inc. Preliminary DS41576B-page 91
PIC12F752/HV752
EXAMPLE 11-1: TIMER UNCERTAINTY
Given:
Therefore:
Count Ah 10d==
F
COG_Clock
8MHz=
T
uncertainty
1
F
COG_clock
--------------------------=
1
8MHz
---------------=
125ns=
Proof:
T
min
Count
F
COG_clock
--------------------------
=
125ns 10d= 1.25s=
T
max
Count 1+
F
COG_clock
--------------------------=
125ns 10d 1+=
1.375s=
Therefore:
T
uncertainty
T
max
T
min
–=
1.375s 1.25s–=
125ns=