EUA4890A
Pin Configurations
Package Type
Pin Configurations
(Top View)
WCSP-9
Pin Description
PIN
PIN
PIN
I/O
DESCRIPTION
SHUTDOWN
BYPASS
+IN
-IN
V
O1
V
DD
GND
V
O2
1
2
3
4
5
6
7
8
C3
C1
A3
A1
A2
B3
B1/B2
C2
I
I
I
I
O
I
The device enters in shutdown mode when a low level is applied on this pin
Bypass capacitor pin which provides the common mode voltage
Positive input of the first amplifier, receives the common mode voltage
Negative input of the first amplifier, receives the audio input signal. Connected to
the feedback resistor R
f
and to the input resistor R
in
.
Negative output of the EUA4890A. Connected to the load and to the feedback
resistor R
f
Analog V
DD
input supply.
Ground connection for circuitry.
O
Positive output of the EUA4890A.
DS4890A Ver 1.2
Sep. 2007
3
EUTECH [ EUTECH MICROELECTRONICS INC ]
