DSPIC30F2012 datasheet(188/207 Pages) MICROCHIP

188 / 207 page

dsPIC30F2011/2012/3012/3013

DS70139C-page 186

Preliminary

TABLE 20-39: 12-BIT A/D CONVERSION TIMING REQUIREMENTS

AC CHARACTERISTICS

Standard Operating Conditions: 2.7V to 5.5V

(unless otherwise stated)

Operating temperature

-40°C

≤ TA ≤ +85°C for Industrial

-40°C

≤ TA ≤ +125°C for Extended

Param

No.

Symbol

Characteristic

Min.

Typ

Max.

Units

Conditions

Clock Parameters

AD50

TAD

A/D Clock Period

—

667

—

VDD = 3-5.5V (Note 1)

AD51

tRC

A/D Internal RC Oscillator Period

1.2

1.5

1.8

μs—

Conversion Rate

AD55

tCONV

Conversion Time

—

14 TAD

—ns

—

AD56

FCNV

Throughput Rate

—

100

ksps

VDD = VREF = 5V

AD57

TSAMP

Sampling Time

—

1 TAD

—ns

VDD = 3-5.5V source

resistance

RS = 0-2.5 k

Timing Parameters

AD60

tPCS

Conversion Start from Sample

Trigger

——

TAD

—

AD61

tPSS

Sample Start from Setting

Sample (SAMP) Bit

0.5 TAD

—

1.5 TAD

—

AD62

tCSS

Conversion Completion to

Sample Start (ASAM = 1)

——

TBD

—

AD63

tDPU

Time to Stabilize Analog Stage

from A/D Off to A/D On

——

TBD

μs—

Note 1:

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

performance, especially at elevated temperatures.

These parameters are characterized but not tested in manufacturing.

DSPIC30F2012 Datasheet(PDF) 188 Page - Microchip Technology

DSPIC30F2012 Datasheet(HTML) 188 Page - Microchip Technology

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

Datasheet Download

Link URL