AA4838
Agamem Microelectronics Inc.
PRELIMINARY
AUDIO POWER AMPLIFIER
■ ELECTRICAL CHARACTERISTICS FOR VOLUME ATTENUATORS
The following specifications apply for VDD = 5V unless otherwise noted. Limits apply for TA = 25˚C
VALUE
MIN TYP MAX
PARAMETER SYMBOL
TEST CONDITION
UNIT
CRANGE
AM
Attenuator
Range
Gain with VDCVOL = 5V, No
Load
Attenuation with VDCVOL
= 0V (BM & SE)
±0.75
-
-
-
dB
dB
-75
-
dB
dB
Mute
Attenuation
VMUTE = 5V, Bridged Mode
(BM)
VMUTE = 5V, Single-Ended
Mode (SE)
-78
-78
-
-
-
-
■ ELECTRICAL CHARACTERISTICS FOR SINGLE-ENDED MODE OPERATION
The following specifications apply for VDD = 5V unless otherwise noted. Limits apply for TA = 25˚C
VALUE
MIN TYP MAX
PARAMETER SYMBOL
TEST CONDITION
UNIT
THD = 1.0%; f = 1kHz; RL =
Output
Power
PO
85
-
-
-
-
mW
32
THD = 10%; f = 1 kHz; RL=
32
VOUT = 1VRMS
= 10k AVD = 1
Ω
95
mW
Ω
,
f=1kHz, RL
Total
THD+N
Harmonic
Distortion+
Noise
Power Supply PSRR
Rejection
Ω,
-
-
0.065
58
-
-
%
CB = 1.0 µF,
VRIPPLE
f=120Hz,
dB
Ratio
=200mVrms
Signal to
Noise Ratio
Channel
Separation
SNR
POUT =75 mW, RL = 32
A-Wtd Filter
f=1kHz, CB = 1.0 µF
Ω,
-
-
102
65
-
-
dB
dB
XTALK
5
©Copyright Agamem Microelectronics Inc.
www.agamem.com.tw
2008/8/26
AGAMEM MICROELECTRONICS INCOPERATION RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE
TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. AGAMEM DOES NOT ASSUME ANY
LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCTS OR CIRCUIT DESRIBED HEREIN; NEITHER
DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS.
AGAMEM [ AGAMEM MICROELECTRONIC INC. ]
