
2011 Microchip Technology Inc.
Preliminary
DS41458B-page 323
PIC16(L)F1526/27
TABLE 25-8:
PIC16(L)F1526/27 A/D CONVERSION REQUIREMENTS
FIGURE 25-11:
PIC16(L)F1526/27 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 RC Oscillator
Period
1.0
1.6
6.0
s
ADCS<1:0> = 11 (ADRC mode)
AD131
TCNV
Conversion Time (not including
Acquisition Time)(1)
—11
—
TAD
Set GO/DONE bit to conversion
complete
AD132* TACQ
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
76
5
3
2
1
0
Note 1:
If the A/D clock source is selected as RC, a time of TCY is added before the A/D clock starts. This allows the
SLEEP
instruction to be executed.
1 TCY
4
AD134
(TOSC/2(1))
1 TCY
AD132