GA3203E3 Gennum Corp., GA3203E3 Datasheet - Page 5

• Manufacturer Part Number: GA3203E3
• Description: Programmable DynamEQIII
• Manufacturer: Gennum Corp.

programmer
to
3k9
10
1
2
3
5
TABLE OF DEFAULTS
R1 - Tap 15
R2 - Tap 15
R3 - Tap 0
R4 - Tap 15
SW - CLOSED
All resistors in ohms, all capacitors in farads, unless otherwise stated.
45k5
18k
R9
R2
80n
C1
80n
C3
C2
8n
R5 - Tap 4
R6 - Tap 0
R7 - Tap 24
R8 - Tap 23
C21
8n
REGULATOR
I REF
V
7
B
= 1.3V
DETECTOR
SQUELCH
15n
C4
SW
DETECTOR
C20
- A
10n
FAST
MICROPHONE
CONTROL
Fig. 3 Characterization circuit (used to generate typical curves)
DETECTOR
20n
C6
SLOW
100n
C19
+
RECTIFIER
460k
R7
NOTCH
Fig. 4 Typical Assembly Diagram
184k
R4
BAND SPLIT
24 dB / Oct
FILTER
VREG
185k
GND
GND
R3
MS
1
5
4
3
2
IN
R1
64k
Lp
Hp
1
X
COMPRESSOR
5
COMPRESSOR
OUT
B
SDA
VB
B
10
OUT
MEMORY
SELECT
6
7
8
9
IN
1
X
185k
2µ2
R6
150n
C13
BATTERY
TO PROGRAMMER
8
- B
R8
92k
+
_
9
+
RECEIVER
AGC-O
Ragc
100n
C14
R5
92k
RECTIFIER
- C
C15
4n
100n
C18
Rsquelch
C16
30n
C17
20n
GA3203
GP523
522 - 13 - 04
6
4
50k