Atmel Xplained Pro Evaluation Kit ATSAM4E-XPRO ATSAM4E-XPRO Data Sheet

1449

SAM4E [DATASHEET]

Atmel-11157D-ATARM-SAM4E16-SAM4E8-Datasheet_12-Jun-14

External voltage reference for DAC is ADVREF. See the ADC voltage reference characteristics Table 47-29,
“ADVREF Electrical Characteristics,” on page 1438. 

Note: DAC Clock (f

DAC

)= 5 MHz, f

S

 = 200 kHz, IBCTL = 01.

Note: DAC Clock (f

DAC

)= 50 MHz, f

S

 = 2 MHz, f

IN

 = 241 kHz, IBCTL = 01, FFT using 1024 points or more, Frequency band = [10 

kHz,1 MHz] – Nyquist conditions fulfilled.

V

VDDIN

Analog Supply

—

2.4

3.0

3.6

V

I

VDDIN

Current Consumption

Sleep Mode (Clock OFF)

—

—

3

µA

Fast Wake-up (Standby Mode, Clock on)

—

2

3

mA

Normal Mode with 1 Output ON 
(IBCTLDACCORE = 01, IBCTLCHx =10)

—

4.3

5.6

mA

Normal Mode with 2 Outputs ON 
(IBCTLDACCORE =01, IBCTLCHx =10)

—

5

6.5

mA

f

DAC

Clock Frequency

—

1

—

50

MHz

t

CP_DAC

Clock Period

—

20

—

1000

ns

t

REFRESH

Refresh Time Between 
Conversions

—

20

—

—

µs

f

S

Sampling Frequency

—

0.05

—

2

MHz

t

START-UP

Startup time 

From Sleep Mode to Normal Mode: 
- Voltage Reference OFF
- DAC Core OFF 

20

30

40

µs

From Fast Wake-Up to Normal Mode:

- Voltage Reference ON
- DAC Core OFF

2.5

3.75

5

t

CONV

Conversion Time

—

—

—

25

t

CP_DAC

Resolution

—

—

12

—

bit

Integral Non-linearity (INL)

2.4V < V

VDDIN 

<2.7V

-6

—

+6

LSB

2.7V < V

VDDIN 

<3.6V

-2.5

±1

+2.5

Differential Non-linearity (DNL)

2.4V < V

VDDIN 

<2.7V

-2.5

±1

+2.5

LSB

2.7V < V

VDDIN 

<3.6V

Offset Error

—

-32

±8

32

LSB

Gain Error

—

-32

±2

32

LSB