HMC939LP4 / HMC939LP4E
v00.0910
1.0 dB LSB GaAs MMIC 5-BIT DIGITAL
ATTENUATOR, 0.1 - 33 GHz
1
Typical Applications
Features
tꢀꢁ hMC939lp4 / hMC939lp4e ꢂꢃ ꢂdꢁaꢄ fꢅꢆ:
• Fꢂbꢁꢆ oꢇꢈꢂcꢃ & Bꢆꢅadbaꢉd tꢁꢄꢁcꢅm
• Mꢂcꢆꢅwavꢁ radꢂꢅ & VsAt
• Mꢂꢄꢂꢈaꢆy radꢂꢅꢃ, radaꢆ & eCM
• sꢇacꢁ Aꢇꢇꢄꢂcaꢈꢂꢅꢉꢃ
1.0 dB lsB sꢈꢁꢇꢃ ꢈꢅ 31 dB
sꢂꢉꢋꢄꢁ pꢅꢃꢂꢈꢂvꢁ Cꢅꢉꢈꢆꢅꢄ lꢂꢉꢁ pꢁꢆ Bꢂꢈ
1.0 dB tyꢇꢂcaꢄ Bꢂꢈ eꢆꢆꢅꢆ
hꢂꢋꢀ iꢉꢇꢊꢈ ip3: +43 dBm
16mm2 lꢁadꢄꢁꢃꢃ sMt pꢄaꢃꢈꢂc packaꢋꢁ
• sꢁꢉꢃꢅꢆꢃ
• tꢁꢃꢈ & Mꢁaꢃꢊꢆꢁmꢁꢉꢈ eqꢊꢂꢇmꢁꢉꢈ
Functional Diagram
General Description
tꢀꢁ hMC939lp4 & hMC939lp4e aꢆꢁ bꢆꢅadbaꢉd
5-bꢂꢈ gaAꢃ iC dꢂꢋꢂꢈaꢄ aꢈꢈꢁꢉꢊaꢈꢅꢆꢃ ꢂꢉ ꢄꢅw cꢅꢃꢈ ꢄꢁadꢄꢁꢃꢃ
ꢃꢊꢆfacꢁ mꢅꢊꢉꢈ ꢇackaꢋꢁꢃ. Cꢅvꢁꢆꢂꢉꢋ 0.1 ꢈꢅ 33.0 ghz,
ꢈꢀꢁ ꢂꢉꢃꢁꢆꢈꢂꢅꢉ ꢄꢅꢃꢃ ꢂꢃ ꢄꢁꢃꢃ ꢈꢀaꢉ 5 dB ꢈyꢇꢂcaꢄ. tꢀꢁ aꢈꢈꢁꢉꢊ-
aꢈꢅꢆ bꢂꢈ vaꢄꢊꢁꢃ aꢆꢁ 1.0 (lsB), 2, 4, 8, 16 fꢅꢆ a ꢈꢅꢈaꢄ aꢈꢈꢁꢉ-
ꢊaꢈꢂꢅꢉ ꢅf 31 dB. Aꢈꢈꢁꢉꢊaꢈꢂꢅꢉ accꢊꢆacy ꢂꢃ ꢁxcꢁꢄꢄꢁꢉꢈ
aꢈ 0.4 dB ꢈyꢇꢂcaꢄ ꢃꢈꢁꢇ ꢁꢆꢆꢅꢆ wꢂꢈꢀ aꢉ iip3 ꢅf +43 dBm.
Fꢂvꢁ cꢅꢉꢈꢆꢅꢄ vꢅꢄꢈaꢋꢁ ꢂꢉꢇꢊꢈꢃ, ꢈꢅꢋꢋꢄꢁd bꢁꢈwꢁꢁꢉ +5V aꢉd
0V, aꢆꢁ ꢊꢃꢁd ꢈꢅ ꢃꢁꢄꢁcꢈ ꢁacꢀ aꢈꢈꢁꢉꢊaꢈꢂꢅꢉ ꢃꢈaꢈꢁ.
Electrical Specifications, TA = +25° C, With Vdd = +5V, Vss = -5V, P0 - P4 = 0/ +5V
paꢆamꢁꢈꢁꢆ
Fꢆꢁqꢊꢁꢉcy (ghz)
Mꢂꢉ.
tyꢇ.
Max.
uꢉꢂꢈꢃ
0.1 - 18.0 ghz
18.0 - 26.5 ghz
26.5 - 33.0 ghz
4.0
5.0
6.0
5.5
6.5
7.5
dB
dB
dB
iꢉꢃꢁꢆꢈꢂꢅꢉ lꢅꢃꢃ
Aꢈꢈꢁꢉꢊaꢈꢂꢅꢉ raꢉꢋꢁ
0.1 - 33.0 ghz
0.1 - 33.0 ghz
31
12
dB
dB
rꢁꢈꢊꢆꢉ lꢅꢃꢃ (rF1 & rF2, Aꢄꢄ Aꢈꢈꢁꢉ. sꢈaꢈꢁꢃ)
Aꢈꢈꢁꢉꢊaꢈꢂꢅꢉ Accꢊꢆacy: (rꢁfꢁꢆꢁꢉcꢁd ꢈꢅ iꢉꢃꢁꢆꢈꢂꢅꢉ lꢅꢃꢃ)
1.0 - 15 dB sꢈaꢈꢁꢃ
16 - 31 dB sꢈaꢈꢁꢃ
0.1 - 33.0 ghz
0.1 - 33.0 ghz
(0.5 + 5%) ꢅf Aꢈꢈꢁꢉ. sꢁꢈꢈꢂꢉꢋ Max
(0.6 + 6%) ꢅf Aꢈꢈꢁꢉ. sꢁꢈꢈꢂꢉꢋ Max
dB
dB
0.1 - 0.5 ghz
0.5 - 33.0 ghz
20
25
dBm
dBm
iꢉꢇꢊꢈ pꢅwꢁꢆ fꢅꢆ 0.1 dB Cꢅmꢇꢆꢁꢃꢃꢂꢅꢉ
iꢉꢇꢊꢈ tꢀꢂꢆd oꢆdꢁꢆ iꢉꢈꢁꢆcꢁꢇꢈ pꢅꢂꢉꢈ
(twꢅ-tꢅꢉꢁ iꢉꢇꢊꢈ pꢅwꢁꢆ= 0 dBm eacꢀ tꢅꢉꢁ)
0.1 - 0.5 ghz
0.5 - 33.0 ghz
40
43
dBm
dBm
swꢂꢈcꢀꢂꢉꢋ Cꢀaꢆacꢈꢁꢆꢂꢃꢈꢂcꢃ
0.1 - 33.0 ghz
ꢈrise, ꢈFAll (10/90% rF)
ꢈon/ꢈoFF (50% Ctl ꢈꢅ 10/90% rF)
60
90
ꢉꢃ
ꢉꢃ
idd
iꢃꢃ
0.1 - 33.0 ghz
0.1 - 33.0 ghz
2.5
4.5
6.5
mA
mA
-7.0
-5.0
-3.0
For price, delivery and to place orders: Hittite Microwave Corporation, 20 Alpha Road, Chelmsford, MA 01824
Phone: 978-250-3343 Fax: 978-250-3373 Order On-line at www.hittite.com
Application Support: Phone: 978-250-3343 or apps@hittite.com
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