GA3216 Datasheet, PDF (3/14 Pages) Gennum Corporation – FOUNDATION-TM Digital Single or Dual Channel DSP Compression System

ELECTRICAL CHARACTERISTICS (Continued)
Conditions: Supply Voltage V_B = 1.3V; Temperature = 25°C, 16 kHz bandwidth
PARAMETER
SYMBOL
CONDITIONS
MIN TYP
MS AND MS2 INPUT
Pull Down/Up Resistance
-
1
Logic 1 Voltage
-
V_REG
Logic 0 Voltage
-
0
INPUT
Input Referred Noise
IRN
Bandwidth 100Hz - 8kHz
-
-
Input Impedance
Z_IN
13.5
16
Crosstalk
Between microphone and telecoil inputs
-
-60
Maximum Input Level
-
-14
Input Dynamic Range
HRX - ON, Bandwidth 100Hz - 8kHz
-
95
A/D Dynamic Range
Bandwidth 100Hz - 8kHz
-
86
OUTPUT
Maximum RMS Output Voltage
0dBFS ƒ = 1kHz
-
-1
D/A Dynamic Range
Bandwidth 100Hz - 8kHz
-
83
Output Impedance
Z_OUT
-
10
SDA INPUT
Logic 0 Voltage
Note 2
0
-
Logic 1 Voltage
Note 2
1
-
SDA OUTPUT
Synchronization Time
(Synchronization Pulse Width)
T_SYNC
Baud = 0
Baud = 1
Baud = 2
237
250
118
125
59
62.5
NOTE 1: Total System Gain consists of: Wideband System Gain + High and Low Independent Channel Gains + Converter Gain
Total System Gain is calibrated during Cal/Config process.
NOTE 2: Sample tested.
NOTE 3: Volume control is log taper, trimmers are linear taper.
ELECTRICAL CHARACTERISTICS (Continued)
MAX
-
-
-
-108
18.5
-
-
-
-
-
-
20
0.3
1.3
263
132
66
UNITS
MΩ
V
V
dBV
kΩ
dB
dBV
dB
dB
dBV
dB
Ω
V
V
µs
µs
µs
PARAMETER
TELECOIL
Telecoil Gain
Low Pass compensation Filter
FREQUENCY SHAPING
Crossover Frequency
High Cut Filter
High Cut Filter Order
Low Cut Filter
Low Cut Filter Order
Equalization Filter Center
Equalization Filter Depth
Equalization Filter Q
MIN
MAX
-8
23
0.5
1
0.5
4.25
1
16
6 or 12
0.01
3
6, 12 or 18
0.125
16
-30
30
0.7079
70.7946
UNIT
ACCURACY
dB
type 3
kHz
type 1
kHz
kHz
dB/Octave
kHz
dB/Octave
kHz
dB
type 1, 2
type 1, 2
N/A
type 1, 2
type 1, 2
3 of 14
24501 - 3