70592C Datasheet, PDF (211/314 Pages) Microchip Technology – High-Performance, 16-bit Microcontrollers

PIC24HJXXXGPX06A/X08A/X10A
FIGURE 20-2:
ANALOG-TO-DIGITAL CONVERSION CLOCK PERIOD BLOCK DIAGRAM
ADxCON3<15>
ADC Internal
RC Clock⁽²⁾
TOSC⁽¹⁾
X2
TCY
ADxCON3<5:0>
6
ADC Conversion
Clock Multiplier
1, 2, 3, 4, 5,..., 64
0
TAD
1
Note 1:
2:
Refer to Figure 9-2 for the derivation of FOSC when the PLL is enabled. If the PLL is not used, FOSC is equal to the clock source
frequency. TOSC = 1/FOSC.
See the ADC electrical specifications for exact RC clock value.
© 2011 Microchip Technology Inc.
DS70592C-page 211