ATXMEGA64A1 datasheet(68/99 Pages) ATMEL

68 / 99 page

8067I–AVR–04/09

XMEGA A1

33.5

DAC Characteristics

33.6

Analog Comparator Characteristics

33.7

Bandgap Voltage Characteristics

Table 33-5.

DAC Characteristics

Symbol

Parameter

Condition

Min

Typ

Max

Units

Single channel mode

INL

Integral Non-Linearity

CC = 1.6-3.6V

VREF = Ext. ref

LSB

VREF= AVCC

DNL

Differential Non-Linearity

VCC = 1.6-3.6V

VREF = Ext. ref

0.6

<±1

VREF= AVCC

0.6

Fclk

Conversion rate

1000

ksps

AREF

External reference voltage

1.1

CC-0.6

Reference input impedance

>10

DC output impedance

Max output voltage

load=100kΩ

CC*0.98

Min output voltage

Rload=100kΩ

0.01

Offset factory calibration accuracy

Continues mode, VCC=3.0V,

VREF = Int 1.00V, T=85°C

TBD

LSB

Gain factory calibration accuracy

TBD

Table 33-6.

Analog Comparator Characteristics

Symbol

Parameter

Condition

Min

Typ

Max

Units

off

Input Offset Voltage

CC = 1.6-3.6V

< ±5

Input Leakage Current

CC = 1.6-3.6V

< 1000

Vhys1

Hysteresis, No

VCC = 1.6-3.6V

hys2

Hysteresis, Small

CC = 1.6-3.6V

mode = HS

hys3

Hysteresis, Large

CC = 1.6-3.6V

mode = HS

delay

Propagation delay

VCC = 3.0V, T= 85°C

mode = HS

CC = 1.6-3.6V

mode = LP

140

Table 33-7.

Bandgap Voltage Characteristics

Symbol

Parameter

Condition

Min

Typ

Max

Units

Bandgap

As reference for ADC or DAC

TBD

µs

As input to AC or ADC

TBD

Bandgap voltage

1.10

Internal 1.00V reference

A = -40°C °, VCC = 3.0V

0.995

1.00

1.05

ATXMEGA64A1 Datasheet(PDF) 68 Page - ATMEL Corporation

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