LX1704

Microsemi

Analog Mixed Signal Group

11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, 800-877-6458, Fax: 714-893-2570

Page 4

2W Filter less Stereo Class-D Amplifier

TM

®

Copyright

© 2009

Rev.1.4, 2009-02-23

ELECTRI CAL CHARACTERISTICS

test conditions: PVDD = VDD = 5.0V, PVSS = VSS = 0V, RL = 4Ω

LX1704

Parameter

Symbol

Test Conditions

Min

Typ

Max

Units

Supply Voltage

VDD PVDD

2.5

5.5

V

Oscillator Frequency

VDD = PVDD = 2.5 to 5.5V

200

kHz

VDD = PVDD = 5V

2.5

5

Supply Current: Quiescent

No Load

VDD = PVDD = 3.3V

2

4

mA

Supply Current: Shutdown Mode

Disable Pin Active

1

µA

Power Supply Rejection Ratio

PSRR

VDD = PVDD = 2.5V to 5.5V

55

60

dB

Input Resistance

VDD = PVDD = 2.5V to 5.5V Single Ended

18

KΩ

Output DC Offset

Input Shorted to GND

-50

+50

mV

P Channel

350

VDD = PVDD = 5V

N Channel

350

P Channel

470

VDD = PVDD = 3.3V

N Channel

470

P Channel

600

Static Drain-to-Source ON-

Resistance

RDSON

VDD = PVDD = 2.5V

N Channel

600

mΩ

Stage Gain

VDD = PVDD = 2.5V to 5.5V

9

10

11

V/V

Thermal Indicator Junction

150

°C

Under Voltage Threshold Level

1.8

2.0

2.2

V

Enable Threshold

EN

2.10

2.25

2.40

V