參數(shù)資料
型號: MX839
廠商: Electronic Theatre Controls, Inc.
英文描述: Digitally Controlled Analog I/O Processor
中文描述: 數(shù)字控制的模擬I / O處理器
文件頁數(shù): 16/20頁
文件大?。?/td> 165K
代理商: MX839
Digitally Controlled Analog I/O Processor
16
MX839 PRELIMINARY INFORMATION
1998 MX
x
COM Inc.
4800 Bethania Station Road, Winston-Salem, NC 27105-1201 USA
www.mxcom.com Tele: 800 638-5577 336 744-5050 Fax: 336 744-5054
Doc. # 20480164.002
All trademarks and service marks are held by their respective companies.
Notes
Min.
Typ.
Max.
Units
A/Ds and Multiplexed Inputs
(Guaranteed monotonic)
Resolution
Input signal 'linear rate of change'
V
DD
= 3.3V, and f
A/D_CLK
= 1MHz
Conversion Time
10
Bits
mV/μs
For 1 Bit error
0.27
f
A/D_CLK
= 1MHz
Figure 4
Figure 3
12
μs
Integral non-linearity
Differential non-linearity
Zero error
A/D Clock Frequency (f
A/D_CLK
)
Input Capacitance
Variable Attenuators
Nominal Adjustment Range
MOD1 Attenuator
MOD2 Attenuator
Attenuation Accuracy
Step Size
MOD1
MOD2
Output Impedance
Bandwidth (-3dB)
Input Impedance
Magnitude Comparators and Interrupt
Request
Resolution
7
6
2.0
1.0
20
TBD
LSBs
-20
mV
MHz
1.0
TBD
pF
0
0
12.0
6.0
1.0
dB
dB
dB
-1.0
0.2
0.1
0.4
0.2
600
100
15
0.6
0.3
dB
dB
5
:
kHz
k
:
8
Bits
DV
DD
Output Logic '0' at IRQ (I
OL
= 360μA and pull-up
resistor R2 = 22k
:
± 10% to DV
DD
)
10%
'Off' State Leakage Current at IRQ
Xtal/Clock Input
Frequency Range
'High' pulse width
'Low' pulse width
Input Impedance (at 100Hz)
V
OUT
= DV
DD
10
μA
8
0.5
40
40
6.0
MHz
ns
ns
M
:
dB
10
Gain (input = 1mV
RMS
at 100Hz)
20
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