Datasheet

 2010-2013 Microchip Technology Inc. DS39881E-page 249
PIC24FJ64GA004 FAMILY
TABLE 27-21: A/D CONVERSION TIMING REQUIREMENTS
(1)
AC CHARACTERISTICS
Standard Operating Conditions: 2.0V to 3.6V (unless otherwise stated)
Operating temperature -40°C  TA +85°C for Industrial
-40°C  T
A  +125°C for Extended
Param
No.
Symbol Characteristic Min. Typ Max. Units Conditions
Clock Parameters
AD50 T
AD A/D Clock Period 75 — — ns TCY = 75 ns, AD1CON3 in
default state
AD51 t
RC A/D Internal RC Oscillator
Period
— 250 — ns
Conversion Rate
AD55 t
CONV Conversion Time — 12 — TAD
AD56 FCNV Throughput Rate — — 500 ksps AVDD  2.7V
AD57 tSAMP Sample Time — 1 — TAD
Clock Parameters
AD61 tPSS Sample Start Delay from
Setting Sample bit (SAMP)
2—3TAD
Note 1: Because the sample caps will eventually lose charge, clock rates below 10 kHz can affect linearity
performance, especially at elevated temperatures.