数字步进衰减器

ADI提供一系列宽带IC数字衰减器,采用低成本、无引脚表贴封装。我们的数字衰减器系列具有出色的衰减性能,包含片外交流接地电容,可实现接近直流的操作,适用于各种RF和IF应用。
应用:
• 蜂窝/3G基础设施
• 微波无线电和VSAT
• 测试设备和传感器
• CATV/卫星机顶盒
• 数据网络设备
• WiMAX、WiBN和固定无线
• GSM、W-CDMA和TD-SCDMA
• 光纤和宽带通信
产品选型表

Digital Step Attenuators

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SortOrderPart#RF Primary FunctionFreq Response RF
(min)
(Hz)
Freq Response RF
(max)
(Hz)
Insertion Loss
(typ)
(dB)
Attenuation
(min)
(dB)
Attenuation
(max)
(dB)
Control Step Size
(dB)
IIP3
(typ)
(dBm)
InterfaceInput Power
(max)
(dBm)
Control BitsIP-0.1 dB
(typ)
(dBm)
1ADRF5730 Digitally Controlled Atten 9k 40G 2.1-- 0.5 50 Parallel, Serial, TTL/CMOS Compatible 27 6 30
2ADRF5720 Digitally Controlled Atten 9k 40G 2.1-- 0.5 50 Parallel, Serial, TTL/CMOS Compatible 27 6 30
3HMC425A Digitally Controlled Atten 2.2G 8G 3.5 0.5 31.5 0.5 45 Parallel, Positive Voltage 27 6 25
4HMC291S Digitally Controlled Atten 700M 4G 0.9 0.7 12.7 4 54 Parallel, Positive Voltage 28 2 26
5HMC1019A Digitally Controlled Atten 100M 30G 4 0.5 15.5 0.5 45 Serial, TTL/CMOS Compatible 27 5 25
6HMC1018A Digitally Controlled Atten 100M 30G 5.5 4.5 35.5 1 42 Serial, TTL/CMOS Compatible 25 5 22
7HMC941ALP4E Digitally Controlled Atten 100M 33G 4-- 0.5 45 Parallel, TTL/CMOS Compatible 27 5 26
8HMC941A-Die Digitally Controlled Atten 0.1G 30G 4.3-- 0.5 45-- 5 26
9HMC939ALP4E Digitally Controlled Atten 0.1G 33G 5.5-- 1 40 Parallel, TTL/CMOS Compatible 25 5 24
10HMC939A-Die Digitally Controlled Atten 0.1G 40G--- 1 43-- 5 25
11HMC1119 Digitally Controlled Atten 100M 6G 1.5 1.3 33.5 0.25 54 Parallel, Serial, TTL/CMOS Compatible 24 7 30
12HMC629A Digitally Controlled Atten 0 10G 2.5 3 45 3 55 Parallel, Serial, TTL/CMOS Compatible 28 4 30
13HMC470A Digitally Controlled Atten 0 3G 1.7 1.3 32.3 1 48 Parallel, TTL/CMOS Compatible 27 5 20
14HMC802A Digitally Controlled Atten 0 10G 1.5 1.5 20 20 55 Parallel, TTL/CMOS Compatible 29.3 1 30
15HMC539A Digitally Controlled Atten 0 4G 1 0.7 8.45 0.25 50 Parallel, TTL/CMOS Compatible 29 5 28
16HMC273A Digitally Controlled Atten 700M 3.7G 2.8 1.9 32.9 1 48 Parallel, Positive Voltage 30 5 27
17HMC1122 Digitally Controlled Atten 100M 6G 1.2 1.3 33 0.5 55 Parallel, Serial, TTL/CMOS Compatible 24 6 30
18HMC305S Digitally Controlled Atten 400M 7G 1.4 1.3 17 0.5 52 Serial, TTL/CMOS Compatible 27 5 28
19HMC540S Digitally Controlled Atten 100M 8G 0.8 0.7 15.7 1 54 Parallel, TTL/CMOS Compatible 27 4 31
20HMC306A Digitally Controlled Atten 700M 3.8G 1.5 1.3 16.8 0.5 52 Parallel, Positive Voltage 27 5 25
21HMC792A Digitally Controlled Atten 0 6G 1.8 1.8 17.5 0.25 53 Parallel, Serial, TTL/CMOS Compatible 29 6 31
22HMC1095 Digitally Controlled Atten 0 3G 1.3 1.3 32.8 0.5 57 Parallel, Serial, TTL/CMOS Compatible 28 6 30
23HMC468A Digitally Controlled Atten 0 6G 0.7 0.7 7.7 1 55 Parallel, TTL/CMOS Compatible 30 3 26
24HMC624A Digitally Controlled Atten 0 6G 2.2 1.5 33 0.5 55 Parallel, Serial, TTL/CMOS Compatible 28 6 30
25HMC542B Digitally Controlled Atten 0 4G 1.7 1.4 32.9 0.5 50 Serial, TTL/CMOS Compatible 28 6 30
26HMC472A Digitally Controlled Atten 0 3.8G 1.7 1.4 32.9 0.5 54 Parallel, TTL/CMOS Compatible 28 6 30
27HMC759 Digitally Controlled Atten 10M 300M 3.3 3.3 35 0.25 40 Serial, TTL/CMOS Compatible 20 7 20
28HMC424ALP3E Digitally Controlled Atten 0 13G 3.3-- 0.5 45 Negative Voltage, Parallel 25 6 23
29HMC424ALH5 Digitally Controlled Atten 0 13G 3.3 3.3 34.3 0.5 40- 25- 27
30HMC424AG16 Digitally Controlled Atten 0 3G 3 3 34.5 0.5 46--- 27
31HMC424A-Die Digitally Controlled Atten 0 13G--- 0.5 42-- 6 24