Datasheet

PIC16(L)F1454/5/9
DS41639A-page 372 Preliminary  2012 Microchip Technology Inc.
TABLE 29-7: PIC16(L)F1454/5/9 A/D CONVERSION REQUIREMENTS
FIGURE 29-10: PIC16(L)F1454/5/9 A/D CONVERSION TIMING (NORMAL MODE)
Standard Operating Conditions (unless otherwise stated)
Operating temperature -40°C  TA  +125°C
Param
No.
Sym. Characteristic Min. Typ† Max. Units Conditions
AD130* TAD A/D Clock Period 1.0 — 9.0 sTOSC-based
A/D Internal FRC Oscillator
Period
1.0 1.6 6.0
s ADCS<1:0> = 11 (ADFRC mode)
AD131 T
CNV Conversion Time (not including
Acquisition Time)
(1)
—11—TAD Set GO/DONE bit to conversion
complete
AD132* T
ACQ Acquisition Time — 5.0 — s
* These parameters are characterized but not tested.
† Data in “Typ” column is at 3.0V, 25°C unless otherwise stated. These parameters are for design guidance only and are not
tested.
Note 1: The ADRES register may be read on the following TCY cycle.
AD131
AD130
BSF ADCON0, GO
Q4
A/D CLK
A/D Data
ADRES
ADIF
GO
Sample
OLD_DATA
Sampling Stopped
DONE
NEW_DATA
987 3210
Note 1: If the A/D clock source is selected as FRC, a time of TCY is added before the A/D clock starts. This allows the
SLEEP instruction to be executed.
1 TCY
6
AD134
(TOSC/2
(1)
)
1 TCY
AD132