Mim-1 & mim-2* analog input modules – Telex Integrated Signal Processor ISP-100 User Manual
Page 38
4-6
10 July 1998
MIM-1 & MIM-2* Analog Input Modules
Power
Symbol
Description
Minimum
Typical
Maximum
Units
VA18P
positive analog supply voltage
17.50
18.00
20.00
volts
VA18M
negative analog supply voltage
-17.50
-18.00
-20.00
volts
VD5P
positive digital supply voltage
4.75
5.00
5.50
volts
IA18P
positive analog supply current
77(43.7)
81(46.0)
85(48.3)
milliamps
IA18M
negative analog supply current
72(41.6)
76(43.75)
80(46.0)
milliamps
ID5P
positive digital supply current
113(114)
123(124)
133(134)
milliamps
Performance
Symbol
Description
Minimum
Typical
Maximum
Units
THD+N
Total Harmonic Distortion + Noise
0.003(0.002)
0.007(0.006)
%
IMD
Intermodulation Distortion
1
0.004
0.007
%
DIM
Dynamic Intermodulation Distortion
2
0.003
0.006
%
Noise Floor
3
110
107
dBu
Channel Crosstalk
-100
-80
dB
N
Resolution
20(24)
bits
Frequency Response
+0.01, - 0.1
+.02, -0.15
dB
Delay
4
18 (38.7)
WST
MCLK+
Master Clock
12.283
12.288
12.292
MHz
WST+
Word Clock
47.98
48.000
48.02
kHz
Oversampling
64X(128X)
Stopband Attenuation
100(110)
dB
Maximum Input Level
5
26
30
32
dBu
Interchannel Phase Deviation
6
0.5
1.0
degrees
CMRR
Common Mode Rejection
52
40
dB
Gain Accuracy
7
±0.05
±0.25
dB
Z
in
Input Impedance
8
11000
12000
13500
ohms
Operating Temperature
50
75
100
°F
Operating Humidity
20
50
80
%
Miscellaneous
Overall Size:
9
8.40 long by 2.55 wide by 1.50 high
Weight:
4.0 ounces
Synchronous Sampling:
Multiple cards can be synchronized via DPD signal on connector
Input connector:
3 Pin standard female XLR
Mating connector:
3 Pin standard male XLR
Internal connector:
48 pin standard female F size per DIN 41 612
XLR pinout:
Pin 1 shield, Pin 2 positive signal, Pin 3 negative signal
Serial Interface:
Master or slave, selectable via SPI control I/F.
Clock Mode:
256 or 384 times sample rate, selectable via SPI control I/F.
Digital Power Down:
Selectable via SPI control I/F.
Analog Gain:
Selectable: 0, -20, -18, -16, -12, 2, 4, 8 dB.
Notes
(Unless otherwise specified measurements are at unity gain with +16 dBu signal.
1
Unity gain, SMPTE 4:1, 60 Hz & 7 kHz sine waves.
2
Unity gain, DIM30 4:1, 3.15 kHz SQ wave & 15 kHz sine wave, 30 kHz LPF.
3
Power spectral density.
4
Group Delay inherent in conversion process. WST=
1
/
48 kHz
5
20 dB pad engaged.
6
Maximum levels are differential and balanced. Limit set by protection circuit.
7
Relative to unity gain, 1 kHz.
8
Electronically balanced, RF surpressed, differential impedance 20- 20kHz.
9
Maximum dimensions: dominated by panel size for height and width.
* MIM-2 differences parenthetically noted.