GA3203 Просмотр технического описания (PDF) - Gennum -> Semtech
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GA3203 Datasheet PDF : 9 Pages
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ABSOLUTE MAXIMUM RATINGS
PARAMETER
Supply Voltage
Power Dissipation
Operating Temperature Range
Storage Temperature Range
CAUTION
ELECTROSTATIC
SENSITIVE DEVICES
DO NOT OPEN PACKAGES OR HANDLE
EXCEPT AT A STATIC FREE WORKSTATION
PAD CONNECTION
VALUE
VREG
IN
GND GND
MS
2VDC
25mW
1
2
3
4
5
-10°C to 40°C
-20°C to 70°C
10
9
8
7
6
SDA
BOUT BIN
VB
OUT
ELECTRICAL CHARACTERISTICS
Conditions: Supply Voltage VB = 1.3VDC, Frequency = 3kHz, Temperature = 25°C
The programmable parameters are adjusted to the following set values unless otherwise specified:
(FC) R1 - Tap 15; (TH) R2 - Tap 15; (GHI) R3 - Tap 0; (CRHI) R4 - Tap 15; (MPO) R5 - Tap 4; (GLO) R6 - Tap 15;
(NOTCH) R7 - Tap 24; (VC) R8 - Tap 23; (Squelch) SW - CLOSED (0).
PARAMETER
SYMBOL
CONDITIONS
SYSTEM PERFORMANCE
Hybrid Amplifier Current
Minimum Voltage
IAMP
VIN= 0V, R6 - Tap 0,
SW - Open (Squelch Enabled)
Vb
Regulator Voltage
Regulator Supply Rejection
VREG
PSRR
VIN= 0V, R6 - Tap 0, IREG = 30µA
System Gain High Frequency
System Gain Low Frequency
Input Referred Noise
AVHIGH
AVLOW
IRN
VIN= -95dBV
VIN= -95dBV @1kHz, R1 - Tap 0,
R3 - Tap 15, R4 - Tap 0, R6 - Tap 0
Total Harmonic Distortion
THD with Maximum Allowable Input
AGC-I (Note 1)
THD
THDMAX
VIN= -40dBV @ 1kHz, R1 - Tap 0, R6 - Tap 0
VIN = -25dBV @ 1kHz, R1 - Tap 0, R6 - Tap 0
Minimum Compression Knee Point
Maximum Compression Knee Point
AGC - I Attack Time
AGC - I Release Time
HIGH PASS (Note 1)
TKLOW
TKHI
τATT-I
τREL-I
R2 - Tap 0
VIN= -65 to -40dBV, (4dB from final value)
ƒ = 2kHz, R1 - Tap 0
VIN= -40 to -65dBV, (2dB from final value)
ƒ = 2kHz, R1 - Tap 0
Max. High Pass Compression Ratio HPCRMAX VIN= -80 to -60dBV
Min. High Pass Compression Ratio
HPCRMIN VIN= -80 to -60dBV, R4 - Tap 0
Maximum Upper Threshold
HPUMAX
High Pass Gain Control Range
HPRANGE VIN = -95dBV, R3 - Tap 0 to Tap 15
LOW PASS (Note 1, R1 - Tap 0, R3 - Tap 15, R4 - Tap 0, R6 - Tap 0, ƒ = 1kHz
Low Pass Compression Ratio
Maximum Upper Threshold
Low Pass Gain Control Range
NOTE 1: Measured at output of Stage B
LPCR
LPUMAX
LPRANGE
VIN= -80 to -60dBV, R6 - Tap15
VIN = -95dBV, R6 - Tap 0 to Tap 15
MIN
TYP
MAX UNITS
315
660
945
µA
1.1
-
-
V
860
910
960
mV
-
50
-
ratio
48
51
54
dB
43
46
49
dB
-
3.0
-
µV
-
0.5
1
%
-
1
5
%
-91
-87
-83
dBV
-54
-50
-46
dBV
4
8
12
ms
300
450
600
ms
3.7
4.2
4.7
ratio
0.8
1
1.2
ratio
-35
-31
-27
dBV
40
44
48
dB
2.5
3
3.5
ratio
-32
-28
-24
dBV
36
40
44
dB
522 - 13 - 04
2
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