GP520A Datasheet, PDF (3/10 Pages) List of Unclassifed Manufacturers – Programmable Analog Signal Processor

V _REG
S1
3µ3
A _IN
S2
S3
1.3V -
+
V _CC
9
S4
68n
-
+ ^V15
A _OUT
10n 10n
68n
10K
C_AGC
B_OUT B_OUT
15 26 27 1 ₃₁ 30 5 7
V_CC
13 ^VOLTAGE
REGULATOR
2k2
14
R_IN14
+
PREAMP
-
40K
11
D_OUT
I14 V14
+
-
12
P GND
10K
6
GND
All resistors in ohms, all capacitors in
farads unless otherwise stated.
Fig. 1 Preamplifier and Regulator Test Circuit
HIGH PASS FILTER
PARAMETER
Quiescent Voltage on Pad 18
SYMBOL
V_Q18
CONDITIONS
Quiescent Voltage on Pad 19
V_Q19
Quiescent Voltage on Pad 20
Maximum DC Current from Pad 19
V_Q20
I_{HP MAX}
I_HP = 0µA ( S3 closed)
Minimum DC Current from Pad 19
I_{HP MIN}
I_HP=1.875 x I_R (S3 closed)
Buffer Gain
Input Resistance Pad 20
GAIN
R_IN20
V₁₉ = V_Q19 ± 100mV
(S2 closed)
I_HP = I_R
All switches remain OPEN unless otherwise stated in CONDITIONS column.
MIN
-
-
-
-
-
-
-
TYP
650
MAX
-
UNITS
mV
650
-
mV
550
-
mV
2
-
µA
200
-
nA
0
-
dB
13
-
kΩ
V
REG 13
3µ3
V _CC
9
+-
V19
S2
S3
68n 68n 10n 10n
10K
HPFB HP
18
19
LPFB
22 ₂₆
C_AGC
27 1 30
B
IN
31 5
B_{OUT VCC}
7
R
+ _HP
2R _F-ILTER
2k2
11
D_OUT
R
12
P GND
LIN/LOG
CONVERTER
6
20
GND
I _HP
I _HP
R_IN 0.6 V
LIN/LOG
CONVERTER
21
I _LP
All resistors in ohms, all capacitors in
farads unless otherwise stated.
Fig. 2 High Pass Filter DC Test Circuit
3
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