DynamEQ flexibility programmable parameters dB/oct state variable filt

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DynamEQ flexibility programmable parameters dB/oct state variable filt

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GM3036 Programmable DynamEQ®II Hybrid
DynamEQ flexibility programmable parameters dB/oct state variable filter twin average detectors handles high input levels drives class integrated receivers
STANDARD PACKAGING Hybrid typical dimensions: 0.209 0.125 0.100 (5.31 3.18 2.54
GM3036 programmable hybrid composed DynamEQ®II Wide Dynamic Range Compression signal processor GP522 controller memory chip. hybrid incorporates dB/oct filtering. gain frequency response dependent user's environment. Twin Average Detector circuit optimized sound quality during normal listening without sacrificing comfort during sudden loud sounds. GM3036 features programmable parameters: independent compression ratio adjustment High frequency channels, adjustment, threshold adjustment, crossover frequency adjustment adjustment. output stage designed preamplifier class integrated receiver.
GM3036
200k 200k
GM3036
VBAT
CSAD
CFAD
FAST AVERAGE DETECTOR
VREG
REGULATOR
VREG 49k5
SLOW AVERAGE DETECTOR
CONTROL
RECTIFIER
AGC_IN
BAND SPLIT FILTER
High Frequency Expander Compressor
13k1 AOUT 69k5 FOUT
Frequency Expander Compressor
200k BOUT 500k 100k
resistors ohms, capacitors farads unless otherwise stated. patent pending
BOUT
BLOCK DIAGRAM
Revision Date: June 2004 Document
GENNUM CORPORATION P.O. 489, Stn. Burlington, Ontario, Canada tel. (905) 632-2996 Site: www.gennum.com E-mail: hipinfo@gennum.com
ABSOLUTE MAXIMUM RATINGS
PARAMETER Supply Voltage Power Dissipation Operating Temperature Range VALUE 1.4VDC 25mW -10°C 40°C -20°C 70°C
CONNECTION
VREG
GM3036
Storage Temperature Range CAUTION
ELECTROSTATIC SENSITIVE DEVICES
OPEN PACKAGES HANDLE EXCEPT STATIC-FREE WORKSTATION
BOUT
ELECTRICAL CHARACTERISTICS
Conditions: Supply Voltage Frequency kHz, Temperature 25°C. programmable parameters adjusted following values unless otherwise specified. (MPO) Tap15; (TH) (FC) (HP) (LP) (VC)
PARAMETER Hybrid Current Minimum Voltage Total Harmonic Distortion with Maximum Allowable Input Input Referred Noise Total System Gain Regulator Voltage Lower Threshold Upper Threshold Compression Gain Range System Gain Compression Min. Compression Ratio
SYMBOL IAMP THDM VREG
CONDITIONS
1030
UNITS µVRMS
-40dBV 1kHz -23dBV, Aweighted filter -90dBV ILOAD 30µA
THLO THHI CMP1 Gain(-90dBVIN) -Gain(-30dBVIN) =-60dBV VIN=3kHz, -60dBV -40dBV,
-88.5 35.5
-84.5 40.5
-79.0 43.5
Ratio
Max. Comp. Ratio
CMP4
=3kHz, -60dBV -40dBV, Ratio
Fast Average Detector Time Constant Slow Average Detector Time Constant FILTER Maximum Crossover Frequency Nominal Crossover Frequency Minimum Crossover Frequency Filter Rolloff Rate
FAST SLOW
c_max c_nom c_min
dB/oct
ELECTRICAL CHARACTERISTICS continued
Conditions: Supply Voltage 1.3V, Frequency 1kHz, Temperature 25°C programmable parameters adjusted following values unless otherwise specified. (MPO) (TH) (FC) (HP) (LP) (VC)
PARAMETER STAGE Open Loop Gain Input Impedance OUTPUT STAGE Stage Gain Output Level Range Output Resistance
SYMBOL
CONDITIONS
10.6
UNITS
GM3036
AOL_B
ROUT
VIN=-30dBV VIN=-25dBV, RVCEXT=221k RVCEXT=221k
11.6
13.6
15.6
conditions parameters remain shown Test Circuit unless otherwise specified CONDITIONS column.
GM3036
200k 200k VBAT CSAD
REGULATOR SLOW AVERAGE DETECTOR
CFAD
FAST AVERAGE DETECTOR
VREG 49k5
CONTROL
RECTIFIER
200k BOUT 500k 100k
AGC_IN
AOUT 69k5 13k1 FOUT
BAND SPLIT FILTER
High Frequency Expander Compressor
Frequency Expander Compressor
resistors ohms, capacitors microfarads, unless otherwise stated.
116k
Fig. Test Circuit
200k 200k VBAT CSAD CFAD
FAST AVERAGE DETECTOR
GM3036
GM3036
REGULATOR
VREG
SLOW AVERAGE DETECTOR
CONTROL
RECTIFIER
200k
Knowles Microtronic microphone
49k5
AGC_IN
BAND SPLIT FILTER
High Frequency Expander Compressor
Knowles class integrated receiver
AOUT
69k5
Frequency Expander Compressor
13k1 FOUT
BOUT
resistors ohms, capacitors microfarads, unless otherwise stated.
500k
100k
Fig. Typical Application Circuit
1.3V 200k 200k VBAT CSAD
REGULATOR SLOW AVERAGE DETECTOR
100k
GM3036
CFAD
FAST AVERAGE DETECTOR
VREG 49k5
CONTROL
RECTIFIER
Frequency Expander Compressor
AGC_IN
-80dBV
BAND SPLIT FILTER
High Frequency Expander Compressor
Pink Noise Generator
AOUT 69k5 13k1
200k BOUT 500k 100k
FOUT
programmer
resistors ohms, capacitors microfarads, unless otherwise stated.
Fig. Characterization Circuit (Used generate typical curves) TABLE DEFAULTS
MICROPHONE
VREG
RECEIVER
BATTERY
BOUT
Back view Microtronic socket
Fig. Typical Assembly Diagram
TYPICAL PERFORMANCE CURVES
OUTPUT LEVEL (dBV)
-100
GAIN (dB)
INPUT LEVEL (dBV)
Fig. Transfer Function Different Compression Ratios (High Frequency Channel)
OUTPUT LEVEL (dBV)
-100
GAIN (dB)
INPUT LEVEL (dBV)
Fig. Transfer Function Different Compression Ratios (Low Frequency Channel)
RESISTOR TAPS (Tap 200k)
Fig. High Frequency Gain (Compression Ratio Adjustment)
-80dBV
RESISTOR TAPS (Tap 200k)
Fig. Frequency Gain (Compression Ratio Adjustment)
GM3036
-80dBV
-80dBV
-80dBV
GAIN (dB)
GAIN (dB)
GM3036
FREQUENCY (Hz)
FREQUENCY (Hz)
Fig. Frequency Response Different Crossover Frequency Steps
Fig. Frequency Response Different Crossover Frequency Steps
-80dBV
-80dBV
CROSSOVER FREQUENCY (Hz)
GAIN (dB)
FREQUENCY (Hz)
RESISTOR TAPS (Tap 69.5k,
Fig.
Crossover Frequency Representation
Fig.
Crossover Frequency Adjustment
R6-Tap R3-Tap
OUTPUT THRESHOLD LEVEL (dBV)
=1kHz
OUTPUT LEVEL (dBV)
R2-Tap
R2-Tap
-100
INPUT LEVEL (dBV)
RESISTOR TAPS (Tap 49.5k,
Fig. Transfer Function Different Thresholds
Fig.
Threshold Adjustment
OUTPUT LEVEL (dBV)
OUTPUT LEVEL (dBV)
GM3036
INPUT LEVEL (dBV)
Fig. Transfer Function Different Steps
RESISTOR TAPS (Tap 100k,
Fig.
Adjustment
-40dBV
NOISE
NOISE
0.1k 1.0k
FREQUENCY (Hz)
INPUT LEVEL (dBV)
Fig. Noise Frequency
Fig. Noise Input Level
-40dBV
100k
0.01
FREQUENCY (Hz)
INPUT LEVEL (dBV)
Fig. Intermodulation Distortion (CCIF) Frequency
Fig. Intermodulation Distortion (CCIF) Input Level
PACKAGE DIMENSIONS
GAIN (dB)
GM3036
FREQUENCY (Hz)
Fig. Frequency Response Different Values
0.102 (2.59)
VREG
0.125 (3.18)
Dimensions inches. Dimensions parenthesis millimetres converted from inches include minor rounding errors. 1.0000 inches 25.400 Dimension tolerances ±0.003 (±0.08) unless otherwise stated. sizes 0.024 0.022 (0.61 0.56). XXXXXX work order number. This hybrid designed point-to-point manual soldering.
GENNUM CORPORATION
MAILING ADDRESS: P.O. 489, Stn. Burlington, Ontario, Canada Tel. (905) 632-2996 (905) 632-2814 SHIPPING ADDRESS: Fraser Drive, Burlington, Ontario, Canada
DOCUMENT IDENTIFICATION: DATA SHEET product production. Gennum reserves right make changes time improve reliability, function design, order provide best product possible.
REVISION NOTES:
VREG MAX, Lower Threshold Compression Gain Range values changed.
GENNUM JAPAN CORPORATION
Shinjuku Green Tower Building 6-14-1, Nishi Shinjuku Shinjuku-ku, Tokyo 160-0023 Japan Tel: (03) 3349-5501 Fax: (03) 3349-5505
Gennum Corporation assumes responsibility circuits described herein makes representations that they free from patent infringement. Copyright April 1997 Gennum Corporation. rights reserved.
GM3036
XXXXXX
BOUT
0.209 (5.31)
Printed Canada.

DynamEQ flexibility programmable parameters dB/oct state variable filt

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