ACS32201 datasheet(52/65 Pages) IDT

52 / 65 page

V0.6 07/11

ACS32201

LOW-POWER, HIGH-FIDELITY, CLASS-D AMPLIFIER

6.2.

Device Characteristics

(Tambient = 25 ºC, DVDD_CORE=DVDD_IO=AVDD=1.9V, PVDD=3.6V, 997Hz signal, fs=48KHz, Input Gain=0dB, 24-bit audio)

Parameter

Symbol

Test Conditions

Min

Typ

Max

Unit

Speaker Outputs (L+, L-, R+, R- with 8ohms bridge-tied load)

Full Scale Output Level

VFSOV

PVDD=5V

PVDD=3.6V

3.0

2.1

Vrms

Output Power

997Hz full scale signal, output

power mode disabled

PVDD=5V, 8ohm

PVDD=3.6V, 8ohm

0.5

W(ave)

PVDD = 5V, 4 ohm

DIDD = 3.6V, 4 ohm

W(ave)

Signal to Noise Ratio

SNR

A-weighted

Total Harmonic Distortion +

Noise

THD+N

5V/8ohms/0.5W

0.05

Speaker Supply Leakage

Current

IPVDD

1uA

Efficiency

PVDD=3.6V RL=8,PO = 0.5W

PVDD=5V RL=8,PO = 1W

PVDD=3.6V RL=4,PO = 1W

PVDD=5V RL=4,PO = 2W

Analog Voltage Reference Levels

Charge Pump Output

V-

-5%

-AVDD

+100mV

+5%

Digital Input/Output

ADC/DAC BCLK input rate

Fmax

MHz

I2S BCLK/LRCLK ratio

1022

clocks/

frame

Input High Level

VIH

0.7x

DVDD_

Input LOW Level

VIL

0.3x

DVDD_IO

Output High Level

VOH

IOH=-1mA

0.9x DVDD_IO

Output LOW Level

VOL

IOL=1mA

0.1xDVDD_IO

Input Capacitance

5pF

Input Leakage

-0.9

0.9

ESD / Latchup

IEC1000-4-2

Level

JESD22-A114-B

Class

JESD22-C101

Class

Table 65. Device Characteristics

ACS32201 Datasheet(PDF) 52 Page - Integrated Device Technology

ACS32201 Datasheet(HTML) 52 Page - Integrated Device Technology

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65

Datasheet Download

Link URL