Preliminary

PUI Audio, Inc. A Projects Unlimited Company, 3541 Stop Eight Road, Dayton, OH 45414

Tel: (937) 415-5901 Fax: (937) 415-5925

Specifications

All specifications are at 25°C, VSupply = 1.8 V unless otherwise noted.

Parameter

Symbol

Conditions

Min.

Typ.

Max.

Units

Normal Mode Acoustic Specifications

Sensitivity

1 kHz, 94 dB SPL

-41

-38

-35

dBV

Signal-to-Noise

Ratio

SNR

94 dB SPL at 1 kHz signal,

60

dB(A)

20 Hz – 20 kHz, A-weighted

Noise

Signal-to Noise

Ratio Voice Band

SNR

94 dB SPL at 1 kHz signal,

62

dB(A)

20 Hz – 8 kHz, A-weighted

Total Harmonic

Distortion

THD

94 dB SPL

0.1

%

Acoustic Overload

Point

AOP

10.0% THD

124

dB SPL

Roll Off Frequency

-3db at 1 kHz

100

Hz

Directivity

Omni

Wake on Sound Acoustic Specifications

(on material Date Code 1811 and higher)

Max Acoustic

Threshold

(default)

PaTH

Rg = Open

89 dB

SPL

Mid Acoustic

Threshold

PaTH

Rg = 90 kOhm

77 dB

SPL

Min Acoustic

Threshold

PaTH

Rg = 18 kOhm

65 dB

SPL