AFE8220IPZPQ1 datasheet(4/49 Pages) TI1

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AUXILIARY DAC SPECIFICATIONS

DIGITAL I/O SPECIFICATIONS

CLOCK OSCILLATOR SPECIFICATIONS

AFE8220-Q1

SBAS455A – JANUARY 2009 – REVISED JULY 2009....................................................................................................................................................... www.ti.com

TA = 25°C, AVDD = IOVDD = 3.3 V, DVDD = 1.8 V (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Resolution

Bits

Output Voltage Range

Input code 0x000

Output voltage range

Input code 0x3FF

2.7

Settling Time

Settling time

0.1% of FSR

µs

DC Performance

Offset

±1

% of FSR

Gain error

±5

% of FSR

DNL

Monotonic

±0.5

LSB

INL

Offset and gain errors removed

±3.0

LSB

PSRR

Input code 0x200, AVDD = 3.15 VDC to 3.6 VDC

30.0

TA = 25°C, IOVDD = 3.3 V (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

IIH

High-level input current

VIH = 1.6 V to 3.6 V

–10

µA

IIL

Low-level input current

VIL = 0 V to 0.4 V

–10

µA

VOH

High-level output voltage

IOH = –50 µA

0.8 × IOVDD

VOL

Low-level output voltage

IOL = 50 µA

0.2 × IOVDD

TA = 25°C, IOVDD = 1.8 V, DVDD = 1.8 V (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

fXTAL

Crystal frequency

See the Master Clock Oscillator section

MHz

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