PIC18LF24K Datasheet, PDF (553/594 Pages) –

PIC18(L)F26/45/46K40
TABLE 37-14: ANALOG-TO-DIGITAL CONVERTER (ADC) CONVERSION TIMING SPECIFICATIONS
Standard Operating Conditions (unless otherwise stated)
Param
No.
Sym.
Characteristic
Min.
Typ†
Max. Units
Conditions
AD20 TAD ADC Clock Period
1
—
9
s Using FOSC as the ADC clock
source ADOCS = 0
AD21
AD22 TCNV Conversion Time⁽¹⁾
—
2
—
s Using FRC as the ADC clock
source ADOCS = 1
—
11 + 3TCY
— TAD Set of GO/DONE bit to Clear of GO/
DONE bit
AD23 TACQ Acquisition Time
—
2
—
s
AD24 THCD Sample and Hold Capacitor
Disconnect Time
—
—
—
s FOSC-based clock source
FRC-based clock source
* 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: Does not apply for the ADCRC oscillator.
FIGURE 37-10: ADC CONVERSION TIMING (ADC CLOCK FOSC-BASED)
BSF ADCON0, GO
AD133
Q4
ADC_clk
ADC Data
AD131
AD130
1 TCY
9
8
7
6
3
2
1
0
ADRES
ADIF
GO
Sample ^AD132
OLD_DATA
Sampling Stopped
NEW_DATA
1 TCY
DONE
 2016 Microchip Technology Inc.
Preliminary
DS40001816C-page 553