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CX20431-21 参数 Datasheet PDF下载

CX20431-21图片预览
型号: CX20431-21
PDF下载: 下载PDF文件 查看货源
内容描述: AccessRunner ADSL -USB调制解调器设备设置 [AccessRunner ADSL-USB Modem Device Set]
分类和应用: 调制解调器
文件页数/大小: 56 页 / 363 K
品牌: CONEXANT [ CONEXANT SYSTEMS, INC ]
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AccessRunner ADSL-USB Modem Device Set Data Sheet  
3.4.2  
CX20441 LD Electrical and Environmental Specifications  
CX20441 LD analog electrical characteristics are listed Table 3-22.  
CX20441 LD operating conditions are specified in Table 3-23.  
CX20441 LD absolute maximum ratings are stated in Table 3-24.  
CX20441 LD power consumption is listed in Table 3-25.  
Table 3-22. CX20441 LD Analog Electrical Characteristics  
Parameter  
Min  
Typ  
Max  
Units  
Differential output amplitude  
Differential input amplitude  
Input signal bandwidth  
Input referred noise density in 170 kHz – 1104 kHz  
Input referred noise density beyond 1104 kHz  
4.485  
2.0  
Vp  
Vp  
kHz  
25..132  
5
10  
270  
nV/sqrt (Hz)  
nV/sqrt (Hz)  
dBV  
Intermodulation product falling in the downstream band from two in-band  
tones (100 kHz and 120 kHz)  
-75  
Differential gain  
In-band ripple  
Input capacitance (single-ended)  
Input resistance (single-ended)  
Output capacitance (single-ended)  
Output resistive load (single-ended)  
7.014  
dB  
dB  
PF  
kΩ  
pF  
0.05  
15  
20  
10  
18.36  
Table 3-23. CX20441 LD Operating Conditions  
Parameter  
Symbol  
Min  
Typ  
Max  
Units  
VDC  
°C  
Power supply  
AVDD  
TA  
4.75  
0
5
5.25  
70  
Operating ambient temperature  
Table 3-24. CX20441 LD Absolute Maximum Ratings  
Parameter  
Power supply  
Symbol  
AVDD  
VIN  
Min  
Max  
Units  
VDC  
VDC  
VDC  
°C  
-0.35  
-0.35  
-0.35  
-65  
7
Digital input voltage  
Analog input voltage  
Storage temperature  
AVDD + 0.35  
AVDD + 0.35  
150  
VIN  
TS  
Table 3-25. CX20441 LD Power Consumption  
Typ.  
Current  
(mA)  
Max.  
Current  
(mA)  
Typ.  
Power  
(mW)  
Max.  
Power  
(mW)  
Mode  
AVDD  
18  
24  
90  
126  
NOTES:  
1. Operating voltage: AVDD = +5.0 VDC ± 0.25 VDC.  
2. Test conditions:  
AVDD = +5.0 VDC for typical values; AVDD = +5.25 VDC for maximum values; modem in Showtime mode.  
Conexant  
100427B  
3-27  
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