GP520A Datasheet, PDF (8/10 Pages) List of Unclassifed Manufacturers – Programmable Analog Signal Processor

CLIPPER STAGE
PARAMETER
SYMBOL
CONDITIONS
MIN
Quiescent Voltage on Pad 5
Input Bias Current (Pad 5)
Quiescent Voltage on Pad 4
Quiescent Voltage on Pad 8
Output Swing High 1 (Pad 8)
V_Q5
I_BIAS
V_Q4
V_Q8
V_OH1
(S1 closed)
-
R_F1=1M R_F2=0Ω (Note 1)
-
-
-
I_IN = +1µA
5
I_CLIP = 0µA
(Note 2)
Output Swing Low 1 (Pad 8)
Output Clip Symmetry 1
Output Swing High 2 (Pad 8)
V_{OL 1}
I_IN = -1µA
-5
I_CLIP = 0µA
(Note 2)
V_{SYM 1}
(Note 3)
-
V_{OH 2}
I_IN = 5µA
-
I_CLIP = 1.875 x I_R (Note 2)
Output Swing Low 2 (Pad 8)
V_{OL 2}
I_IN = -5µA
-
I_CLIP = 1.875 x I_R (Note 2)
Output Clip Symmetry 2
V_{SYM 2}
(Note 3)
-
Output Resistance (Pad 8)
R_{OUT 8}
I_P8 = 10µA (S2 closed)
-
Clipper Voltage Gain
GAIN
V_IN = 50mVpp (S3-b)
-
I_CLIP=1.875 x I_R (Note 4)
All switches remain as shown in the Test Circuit unless otherwise stated in CONDITIONS column.
NOTES: 1. I_BIAS = (V₇
– V₇
) / 1MΩ
R_F = 1MΩ
R_F= 0Ω
2. V_OL = V _OH = V_Q8 - V₈
3. V_SYM = (2V_OH / ( V_OH - V_OL))
4. GAIN = 20 log (V₈ / V₇)
TYP MAX UNITS
550
-
mV
0
-
nA
500
-
mV
1.2
-
V
-
-
mV
-
-
mV
1
-
50
-
mV
-50
-
mV
1
-
40
-
kΩ
12
-
dB
10 K
10µ
b
S3
S1
S2
V_IN
I_IN
a
1.3 V
68n ⁶⁸ⁿ
R_F=10k
I
P8
10n
10n
13
3.3
9
26 27 1 31
5
7
30
8
V_CC
VC AMP
CLIPPER
R_OUT
V_CC
2k2
11
510 - 78 - 06
12
6
4
I_CLIP
All resistors in ohms, all capacitors
in farads unless otherwise stated
Fig. 13 Clipper Test Circuit
8