MAX9482CUI datasheet(3/18 Pages) MAXIM

3 / 18 page

Low-Power, Low-Distortion, Central-Office

ADSL Drivers and Integrated Drivers/Receivers

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ELECTRICAL CHARACTERISTICS (continued)

(VCC = +5V, VEE = -5V, VLP = +2.5V, VLM = -2.5V, DGND = 0, RL = 16

Ω is connected from OUT1 to OUT2, SHDN = 0, TA = TMIN to

TMAX, unless otherwise noted. Typical values specified at TA = +25°C. Preamp configured for AV = +1 with 1k

Ω from POUT_ to IN_-.)

(Note 1)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

VCC, VEE

2.1

6.0

MAX9480, RL =

∞

VLP, VLM

1.5

5.0

VCC, VEE

0.6

1.2

MAX9481, RL =

∞

VLP, VLM

0.05

0.1

VCC, VEE

2.1

6.0

Shutdown Supply Current

ISD

MAX9482, RL =

∞

VLP, VLM

1.5

5.0

VCC - VEE = ±4.75V to ±5.25V

Transmit Path Power-Supply

Rejection Ratio (Single Ended)

PSRR

VLP - VLM = ±2.25V to ±2.75V

Common-Mode Rejection

CMR

-200mV

≤ VCM ≤ +200mV

Hybrid Rejection Ratio

(MAX9480 Only)

HRR

VOUT(DIFF) = ±1.2V

Driver-to-Receiver Crosstalk

(MAX9482 Only)

XTALK

f = 100kHz

-69

SHDN Logic Low

VIL

0.8

SHDN Logic High

VIH

2.0

SHDN Input Current

IIH, IIL

SHDN = 0 or SHDN = VCC

±5.0

µA

Shutdown Delay Time

tSHDN

4.8

µs

Shutdown Enable Time

tENABLE

4µs

Intermodulation Distortion

IMD

f1 = 1MHz, f2 = 900kHz, Typical Operating

Circuit, VOUT(DIFF) = 2.0VP-P

-66

DRIVER

DMT modulation (crest factor, Cr = 5.33)

21.4

Maximum RMS Output Power

(Typical Operating Circuit)

(Note 3)

POUT

CAP modulation (crest factor, Cr = 4.00)

24.3

dBmW

Closed-Loop Gain

VOUT(DIFF) = 1.2VP-P

-2.7

-3

-3.3

V/V

Second Harmonic Distortion

f = 1MHz, VOUT(DIFF) = 14VP-P,

Typical Operating Circuit (Note 4)

-71

Third Harmonic Distortion

f = 1MHz, VOUT(DIFF) = 14VP-P, Typical

Operating Circuit (Note 4)

-74

Differential Output Voltage Swing

VOUT(DIFF) Typical Operating Circuit (Note 4)

15.0

VP-P

VCC - VOH

0.5

RL = 100

Ω

|VEE - VOL|

0.5

VCC - VOH

1.27

OUT_ Voltage Swing

(per Amplifier) (Note 4)

VOH, VOL

RL = 16

Ω

|VEE - VOL|

1.21

VCC - VBOH

0.45

BOUT_ Voltage Swing

(per Amplifier) (Note 4)

VBOH,

VBOL

|VEE - VBOL|

0.42

Peak Output Current

IOUT

500

Differential Output Offset Voltage

VOS(DIFF)

IN1+ = IN2+ = 0

±5mV

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