5 BAND DUAL GRAPHIC EQ AMP
S1A0234B01
INTRODUCTION
The S1A0234B01 is a monolithic integrated circuit developed
for the tereo 5 band graphic equalizer amplifier.
It consists of an operational amplifier, and four resonant circuits
with an active filter. It is suitable for radio cassette-tape record-
ers, car stereos or music centers.
24鈭扴ZIP鈭?75
FEATURES
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
Tone control with independent adjustment of each band through
external capacitor
Gain control through external variable resistor (Gain =
鹵11dB)
Excellent cross talk characteristics (CT = 70dB Typ, at R
G
= 0)
Wide operating supply voltage range: V
CC
= 3.5V 鈥?14V
ORDERING INFORMATION
Device
S1A0234B01-Y0B0
Package
24鈭扴ZlP鈭?75
Operating Temperature
鈭?0擄C
鈥?+ 70C
擄
BLOCK DIAGRAM
BUFFER
OUT OUT2
18
20
NF1 BASE1
2
4
NF2 BASE2 NF3
6
8
10
BASE3 NF4
12
14
BASE4
16
IN2
22
GND
24
BIAS
1
NF1
3
BASE1
5
7
9
NF3
11
13
15
17
19
21
23
GND
NF2 BASE2
BASE3 NF4
BASE4 OUT1 BUFFER IN1
OUT
1
1
2
3
4
