DSPIC30F3012AT20ESLASHML datasheet(161/205 Pages) MICROCHIP

161 / 205 page

DS70139E-page 159

dsPIC30F2011/2012/3012/3013

TABLE 20-18: AC CHARACTERISTICS: INTERNAL RC ACCURACY(2)

AC CHARACTERISTICS

Standard Operating Conditions: 2.5V to 5.5V

(unless otherwise stated)

Operating temperature

-40°C

≤ TA ≤ +85°C for Industrial

-40°C

≤ TA ≤ +125°C for Extended

Param

No.

Characteristic

Min

Typ

Max

Units

Conditions

Internal FRC Jitter @ FRC Freq. = 7.37 MHz(1)

OS62

FRC

—

+0.04

+0.16

-40°C

≤ TA ≤ +85°C

VDD = 3.0-3.6V

—+0.07

+0.23

-40°C

≤ TA ≤ +125°C

VDD = 4.5-5.5V

FRC with 4x PLL

—

+0.31

+0.62

-40°C

≤ TA ≤ +85°C

VDD = 3.0-3.6V

—+0.34

+0.77

-40°C

≤ TA ≤ +125°C

VDD = 4.5-5.5V

FRC with 8x PLL

—

+0.44

+0.87

-40°C

≤ TA ≤ +85°C

VDD = 3.0-3.6V

—+0.48

+1.08

-40°C

≤ TA ≤ +125°C

VDD = 4.5-5.5V

FRC with 16x PLL

—

+0.71

+1.23

-40°C

≤ TA ≤ +125°C

VDD = 4.5-5.5V

Internal FRC Accuracy @ FRC Freq. = 7.37 MHz(1)

OS63

FRC

—

+1.50

-40°C

≤ TA ≤ +125°C

VDD = 3.0-5.5V

Internal FRC Drift @ FRC Freq. = 7.37 MHz(1)

OS64

-0.7

—

0.5

-40°C

≤ TA ≤ +85°C

VDD = 3.0-3.6V

-0.7

—

0.7

-40°C

≤ TA ≤ +125°C

VDD = 3.0-3.6V

-0.7

—

0.5

-40°C

≤ TA ≤ +85°C

VDD = 4.5-5.5V

-0.7

—

0.7

-40°C

≤ TA ≤ +125°C

VDD = 4.5-5.5V

Note 1:

Frequency calibrated at 7.372 MHz ±2%, 25°C and 5V. TUN bits (OSCCON<3:0>) can be used to

compensate for temperature drift.

Overall FRC variation can be calculated by adding the absolute values of jitter, accuracy and drift

percentages.

TABLE 20-19: INTERNAL RC ACCURACY

AC CHARACTERISTICS

Standard Operating Conditions: 2.5V to 5.5V

(unless otherwise stated)

Operating temperature

-40°C

≤ TA ≤ +85°C for Industrial

-40°C

≤ TA ≤ +125°C for Extended

Param

No.

Characteristic

Min

Typ

Max

Units

Conditions

LPRC @ Freq. = 512 kHz(1)

OS65

-35

—

+35

—

Note 1:

Change of LPRC frequency as VDD changes.

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