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MX839 参数 Datasheet PDF下载

MX839图片预览
型号: MX839
PDF下载: 下载PDF文件 查看货源
内容描述: 数字控制的模拟I / O处理器 [Digitally Controlled Analog I/O Processor]
分类和应用:
文件页数/大小: 20 页 / 169 K
品牌: CMLMICRO [ CML MICROCIRCUITS ]
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Digitally Controlled Analog I/O Processor  
15  
MX839 PRELIMINARY INFORMATION  
6.1.3 Operating Characteristics  
For the following conditions unless otherwise specified:  
AV = DV = V = 3.3V to 5.0V, T = 25°C  
DD  
DD  
DD  
AMB  
Notes  
Min.  
Typ.  
Max.  
Units  
DC Parameters  
Supply Voltage  
3.0  
5.0  
5.5  
V
Supply Difference (AV - DV  
)
-100  
100  
mV  
DD  
DD  
I
DD  
V
DD  
= 5V  
powersaved  
250  
4.5  
400  
7.0  
PA  
not powersaved  
mA  
V
DD  
= 3.3V  
powersaved  
150  
2.5  
250  
4.0  
PA  
not powersaved  
mA  
'C-BUS' Interface  
Input Logic '1'  
70%  
DV  
DV  
DD  
Input Logic '0'  
30%  
DD  
Input Leakage Current (Logic '1' and '0')  
Input Capacitance  
-1.0  
1.0  
7.5  
µA  
pF  
Output Logic '1' (I = 120µA)  
90%  
DV  
OH  
DD  
DD  
Output Logic '0' (I = 360µA)  
10%  
DV  
OL  
DACs and Output Buffers (Guaranteed monotonic)  
Un-loaded Performance  
Resolution  
8 or 10  
Bits  
Internal DAC Settling Time (to 0.5 lsb)  
Integral non-linearity  
10.0  
µs  
Figure 4  
Figure 3  
7
6
8 Bit mode  
3.0  
5.0  
LSBs  
LSBs  
10 Bit mode  
Differential non-linearity  
8 Bit mode  
1.0  
1.0  
LSBs  
LSBs  
V/µs  
:
10 Bit mode  
Buffer Slew Rate (with 20pF load)  
Buffer Output Resistance  
TBD  
200  
20  
Zero Error (For 0000  
code input)  
-20  
0
mV  
HEX  
RMS Output Noise Voltage  
1
2
10  
µV  
Loaded Performance  
Output voltage with 5k: resistive load to ground  
Digital code = 3FF  
3
3
3
4.79  
V
V
V
HEX  
Digital code = 200  
, 10 Bit  
2.495  
2.495  
HEX  
Digital code = 80  
, 8 Bit  
HEX  
Output voltage with 5k: resistive load to V  
DD  
Digital code = 000  
3
4
200  
mV  
HEX  
Minimum Resistive Load  
1.0  
k:  
© 1998 MXxCOM Inc.  
www.mxcom.com Tele: 800 638-5577 336 744-5050 Fax: 336 744-5054  
Doc. # 20480164.002  
4800 Bethania Station Road, Winston-Salem, NC 27105-1201 USA  
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