Microchip Technology DV320032 Data Sheet

 2012-2013 Microchip Technology Inc.

DS60001185C-page 305

PIC32MX330/350/370/430/450/470

ADC Accuracy – Measurements with Internal V

REF

+/V

REF

AD20d Nr

Resolution

10 data bits

bits (Note 3)

AD21d INL

Integral Nonlinearity

> -1

—

< 1

LSb V

INL

= AV

= 0V,



= 2.5V to 3.6V



(Note 3)

AD22d DNL

Differential Nonlinearity

> -1

—

< 1

LSb V

INL

= AV

= 0V,



= 2.5V to 3.6V

(Notes 2,3)

AD23d G

ERR

Gain Error

> -4

—

< 4

LSb V

INL

= AV

= 0V,



= 2.5V to 3.6V



(Note 3)

AD24d E

OFF

Offset Error

> -2

—

< 2

LSb V

INL

= AV

= 0V,



= 2.5V to 3.6V



(Note 3)

AD25d

—

Monotonicity

—

Guaranteed

Dynamic Performance
AD31b SINAD

Signal to Noise and



Distortion

—

(Notes 3,4)

AD34b ENOB

Effective Number of Bits

9.5

—

bits (Notes 3,4)

TABLE 30-34: ADC MODULE SPECIFICATIONS (CONTINUED)

AC CHARACTERISTICS

(5)

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

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

2: With no missing codes.
3: These parameters are characterized, but not tested in manufacturing.
4: Characterized with a 1 kHz sine wave.
5: Overall functional device operation at V

BORMIN

< V

DDMIN

is tested, but not characterized. All device

Analog modules, such as ADC, etc., will function, but with degraded performance below V

DDMIN

. Refer to

parameter BO10 in

Table 30-10

for V

BORMIN

values.