AFE030 datasheet(3/58 Pages) TI1

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AFE030

www.ti.com

SBOS588A

– DECEMBER 2011 – REVISED DECEMBER 2011

ELECTRICAL CHARACTERISTICS: Transmitter (Tx), Tx_DAC

At TJ = +25°C, PA_VS = 16 V, VAVDD = VDVDD = 3.3 V, and PA_ISET (pin 46) connected to ground, unless otherwise noted.

AFE030

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNIT

Output range

GND + 0.1

AVDD – 0.1

Resolution

1024 steps, 10-bit DAC

3.2

Second-harmonic distortion

–73

Total harmonic distortion

THD

Third-harmonic distortion

–56

at 62.5 kHz(1)

Fourth-harmonic distortion

–94

Data rate

1.5

MSPS

(1)

Total harmonic distortion measured at output of Tx_PGA configured in a gain of 1 V/V with an amplitude of 3 VPP, at a 1-MHz sample

rate.

ELECTRICAL CHARACTERISTICS: Transmitter (Tx), Tx_PGA

At TJ = +25°C, PA_VS = 16 V, VAVDD = VDVDD = 3.3 V, and PA_ISET (pin 46) connected to ground, unless otherwise noted.

AFE030

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNIT

INPUT

Input voltage range

GND

– 0.1

AVDD + 0.1

G = 1 V/V

G = 0.707 V/V

Input resistance

G = 0.5 V/V

G = 0.25 V/V

FREQUENCY RESPONSE

DAC mode enabled

G = 1 V/V

MHz

Bandwidth

G = 0.707 V/V

MHz

G = 0.5 V/V

MHz

G = 0.25 V/V

MHz

OUTPUT

Voltage output swing from

RLOAD = 10 kΩ,

100

AGND or AVDD

connected to AVDD/2

Sourcing

Maximum continuous current, dc

Sinking

Output resistance

f = 100 kHz

GAIN

Gain error

For all gains

–1

±0.1

Gain error drift

TJ = –40°C to +125°C

ppm/

°C

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