Getac Technology Corporation V110GD Manuale Utente

PIC32MX1XX/2XX

DS61168C-page 274

Preliminary

TABLE 29-32: ADC MODULE SPECIFICATIONS

AC CHARACTERISTICS

Standard Operating Conditions: 2.5V to 3.6V
(unless otherwise stated)
Operating temperature

-40°C

≤ T

≤ +85°C for Industrial

-40°C

≤ T

≤ +105°C for V-temp

Param.

No.

Symbol

Characteristics

Min.

Typical

Max.

Units

Conditions

Device Supply
AD01

Module V

Supply

Greater of

– 0.3

or 2.5

—

Lesser of

+ 0.3

or 3.6

—

AD02

Module V

Supply

—

+ 0.3

—

Reference Inputs

AD05

REFH

Reference Voltage High AV

+ 2.0

—

(Note 1)

AD05a

2.5

—

3.6

REFH

= AV

(Note 3)

AD06

REFL

Reference Voltage Low

—

REFH

– 2.0

(Note 1)

AD07

REF

Absolute Reference
Voltage (V

REFH

– V

REFL

)

2.0

—

(Note 3)

AD08

REF

Current Drain

—

250

—

400

μA

ADC operating
ADC off

Analog Input
AD12

INH

-V

INL

Full-Scale Input Span

REFL

—

REFH

—

AD13

INL

Absolute V

INL

Input

Voltage

– 0.3

—

AD14

Absolute Input Voltage

– 0.3

—

+ 0.3

—

AD15

Leakage Current

—

+/- 0.001

+/-0.610

μA V

INL

= AV

= V

REFL

= 0V,

= V

REFH

= 3.3V

Source Impedance = 10 k

AD17

Recommended
Impedance of Analog
Voltage Source

—

(Note 1)

ADC Accuracy – Measurements with External V

REF

+/V

REF

AD20c Nr

Resolution

10 data bits

bits

—

AD21c INL

Integral Nonlinearity

> -1

—

< 1

LSb V

INL

= AV

= V

REFL

= 0V,

= V

REFH

= 3.3V

AD22c DNL

Differential Nonlinearity

> -1

—

< 1

LSb V

INL

= AV

= V

REFL

= 0V,

= V

REFH

= 3.3V

(Note 2)

AD23c G

ERR

Gain Error

> -1

—

< 1

LSb V

INL

= AV

= V

REFL

= 0V,

= V

REFH

= 3.3V

AD24n E

OFF

Offset Error

> -1

—

< 1

LSb V

INL

= AV

= 0V,

= 3.3V

AD25c

—

Monotonicity

—

Guaranteed

Note 1:

These parameters are not characterized or tested in manufacturing.

With no missing codes.

These parameters are characterized, but not tested in manufacturing.

Characterized with a 1 kHz sine wave.