PIC16LF18854 Datasheet, PDF (620/668 Pages) Microchip Technology – C Compiler Optimized RISC Architecture

PIC16(L)F18856/76
TABLE 37-13: 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
1
2
6
s Using FRC as the ADC clock
source ADOCS = 1
AD22 TCNV Conversion Time
—
11
— 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.
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
DS40001824A-page 620
Preliminary
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