參數(shù)資料
型號: MX839P
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): 15/20頁
文件大?。?/td> 165K
代理商: MX839P
Digitally Controlled Analog I/O Processor
15
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.
6.1.3
For the following conditions unless otherwise specified:
AV
DD
= DV
DD
= V
DD
= 3.3V to 5.0V, T
AMB
= 25°C
Operating Characteristics
Notes
Min.
Typ.
Max.
Units
DC Parameters
Supply Voltage
Supply Difference (AV
DD
- DV
DD
)
I
DD
V
DD
= 5V
powersaved
not powersaved
V
DD
= 3.3V
powersaved
not powersaved
'C-BUS' Interface
Input Logic '1'
3.0
-100
5.0
5.5
100
V
mV
250
4.5
400
7.0
P
A
mA
150
2.5
250
4.0
P
A
mA
70%
DV
DD
DV
DD
μA
pF
DV
DD
DV
DD
Input Logic '0'
30%
Input Leakage Current (Logic '1' and '0')
Input Capacitance
Output Logic '1' (I
OH
= 120μA)
Output Logic '0' (I
OL
= 360μA)
DACs and Output Buffers (Guaranteed monotonic)
Un-loaded Performance
Resolution
Internal DAC Settling Time (to 0.5 lsb)
Integral non-linearity
8 Bit mode
10 Bit mode
Differential non-linearity
8 Bit mode
10 Bit mode
Buffer Slew Rate (with 20pF load)
Buffer Output Resistance
Zero Error (For 0000
HEX
code input)
RMS Output Noise Voltage
Loaded Performance
Output voltage with 5k
:
resistive load to ground
Digital code = 3FF
HEX
Digital code = 200
HEX
, 10 Bit
Digital code = 80
HEX
, 8 Bit
Output voltage with 5k
:
resistive load to V
DD
Digital code = 000
HEX
Minimum Resistive Load
-1.0
1.0
7.5
90%
10%
8 or 10
Bits
μs
10.0
Figure 4
7
3.0
5.0
LSBs
LSBs
Figure 3
6
1.0
1.0
TBD
200
20
LSBs
LSBs
V/μs
:
mV
-20
0
1
2
10
μV
3
4.79
V
3
2.495
V
3
2.495
V
3
200
mV
4
1.0
k
:
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