Atmel SAM4L Xplained Pro Starter Kit Atmel ATSAM4L-XSTK ATSAM4L-XSTK Data Sheet

42023E–SAM–07/2013

Offset error drift vs temperature

(1)

0.04

mV/°K

Conversion range 

(2)

Vin-Vip

-Vref

Vref

V

ICMR

(1)

see 

PSRR

(1)

fvdd=1Hz, ext ADVREFP=3.0V 
V

VDD

=3.6V

100

dB

fvdd=2MHz, ext 
ADVREFP=3.0V V

VDD

=3.6

50

DC supply current 

(2)

VDDANA=3.6V, 
ADVREFP=3.0V

1.2

mA

VDDANA=1.6V, 
ADVREFP=1.0V

0.6

1.

These values are based on simulation only. These values are not covered by test limits in production or characterization

2.

These values are based on characterization and not tested in production, and valid for an input voltage between 10% to 90% of 
reference voltage.

Table 42-48. Unipolar mode, gain=1

Accuracy without compensation

 (1)

7

ENOB

Accuracy after compensation

(1)

11

ENOB

INL

Integral Non Linearity

 (2)

After calibration Dynamic tests 
No gain compensation

±3

LSBs

After calibration Dynamic tests 
Gain compensation

±3

DNL

Differential Non Linearity

(2)

After calibration

±2.8

LSBs

Gain error

(2)

External reference 

-15

15

mV

VDDANA/1.6

-50

50

VDDANA/2.0

-30

30

Bandgap After calibration

-10

10

Gain error drift vs voltage

(1)

External reference

-8

8

mV/V

Gain error drift temperature

(1)

+ bandgap drift If using 
bandgap

0.08

mV/°K

Offset error

(2)

External reference 

-15

15

mV

VDDANA/1.6

-15

15

VDDANA/2.0

-15

15

Bandgap After calibration

-10

10

Offset error drift

(1)

-4

4

mV/V

Offset error drift temperature

(1)

0

0.04

mV/°K

Conversion range

(1)

Vin-Vip

-Vref

Vref

V

ICMR

(1)

see 

Table 42-47. Differential mode, gain=1