PIC24HJ128GP310 datasheet(269/286 Pages) MICROCHIP

269 / 286 page

DS70175F-page 267

PIC24HJXXXGPX06/X08/X10

TABLE 23-38: ADC CONVERSION (12-BIT MODE) TIMING REQUIREMENTS)

AC CHARACTERISTICS

Standard Operating Conditions: 3.0V to 3.6V

(unless otherwise stated)

Operating temperature

-40°C

≤ TA ≤ +85°C

Param

No.

Symbol

Characteristic

Min.

Typ(1)

Max.

Units

Conditions

Clock Parameters

AD50a TAD

A/D Clock Period(1)

117.6

—

AD51a tRC

A/D Internal RC Oscillator

Period

—250

—

Conversion Rate

AD55a tCONV

Conversion Time

—

14 TAD

—

AD56a FCNV

Throughput Rate

—

500

KSPS

—

AD57a TSAMP

Sample Time

3 TAD

——

—

Timing Parameters

AD60a tPCS

Conversion Start from Sample

Trigger(1)

—

1.0 TAD

—

Auto-Convert Trigger

(SSRC<2:0> = 111) not

selected

AD61a tPSS

Sample Start from Setting

Sample (SAMP) bit(1)

0.5 TAD

—1.5 TAD

——

AD62a tCSS

Conversion Completion to

Sample Start (ASAM = 1)(1)

—

0.5 TAD

——

—

AD63a tDPU

Time to Stabilize Analog Stage

from A/D Off to A/D On(1)

1—

μs—

Note 1: These parameters are characterized but not tested in manufacturing.

2: Because the sample caps will eventually lose charge, clock rates below 10 kHz can affect linearity

performance, especially at elevated temperatures.

PIC24HJ128GP310 Datasheet(PDF) 269 Page - Microchip Technology

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