HMC305ALP4 / 305ALP4E
v02.0311
0.5 dB LSB GaAs MMIC 5-BIT SERIAL
CONTROL DIGITAL ATTENUATOR, 0.7 - 3.8 GHz
8
Features
Typical Applications
thꢁ HMC305ALP4(e) iꢂ idꢁal fꢃꢄ:
• Cꢁllꢆlaꢄ/3G Iꢅfꢄaꢂꢀꢄꢆcꢀꢆꢄꢁ
• Fixꢁd Wiꢄꢁlꢁꢂꢂ, WiMax & WiBꢄꢃ
• tꢁꢂꢀ Iꢅꢂꢀꢄꢆmꢁꢅꢀaꢀiꢃꢅ
0.5 dB LsB sꢀꢁpꢂ ꢀꢃ 15.5 dB
CMos Cꢃmpaꢀiblꢁ sꢁꢄial Daꢀa Iꢅꢀꢁꢄfacꢁ
sPI Cꢃmpaꢀiblꢁ sꢁꢄial oꢆꢀpꢆꢀ
0.3 dB typical Biꢀ eꢄꢄꢃꢄ
²
24 Lꢁad 4x4mm QFn Packagꢁ: 16mm
Iꢅclꢆdꢁd iꢅ ꢀhꢁ HMC-DK004 Dꢁꢂigꢅꢁꢄ’ꢂ Kiꢀ
Functional Diagram
General Description
thꢁ HMC305ALP4(e) iꢂ a bꢄꢃadbaꢅd 5-biꢀ pꢃꢂiꢀivꢁ
cꢃꢅꢀꢄꢃl GaAꢂ IC digiꢀal aꢀꢀꢁꢅꢆaꢀꢃꢄ wiꢀh CMos cꢃm-
paꢀiblꢁ ꢂꢁꢄial-ꢀꢃ-paꢄallꢁl dꢄivꢁꢄ packagꢁ iꢅ a lꢁadlꢁꢂꢂ
QFn 4x4 mm sMt packagꢁ. Cꢃvꢁꢄiꢅg 0.7 ꢀꢃ 3.8 GHz,
ꢀhꢁ iꢅꢂꢁꢄꢀiꢃꢅ lꢃꢂꢂ iꢂ ꢀypically lꢁꢂꢂ ꢀhaꢅ 1.5 ꢀꢃ 2 dB.
thꢁ aꢀꢀꢁꢅꢆaꢀꢃꢄ biꢀ valꢆꢁꢂ aꢄꢁ 0.5 (LsB), 1, 2, 4, aꢅd
8 dB fꢃꢄ a ꢀꢃꢀal aꢀꢀꢁꢅꢆaꢀiꢃꢅ ꢃf 15.5 dB. Aꢀꢀꢁꢅꢆaꢀiꢃꢅ
accꢆꢄacy iꢂ ꢁxcꢁllꢁꢅꢀ aꢀ 0.25 dB ꢀypical wiꢀh aꢅ IIP3
ꢃf ꢆp ꢀꢃ +52 dBm. Fivꢁ biꢀ ꢂꢁꢄial cꢃꢅꢀꢄꢃl wꢃꢄdꢂ aꢄꢁ
ꢆꢂꢁd ꢀꢃ ꢂꢁlꢁcꢀ ꢁach aꢀꢀꢁꢅꢆaꢀiꢃꢅ ꢂꢀaꢀꢁ. A ꢂiꢅglꢁ
Vcc biaꢂ ꢃf +3V ꢀꢃ +5V appliꢁd ꢀhꢄꢃꢆgh aꢅ ꢁxꢀꢁꢄꢅal
5 kohm ꢄꢁꢂiꢂꢀꢃꢄ iꢂ ꢄꢁqꢆiꢄꢁd.
Electrical Specifications, TA = +25° C, Vcc = +3V to +5V
Paꢄamꢁꢀꢁꢄ
Fꢄꢁqꢆꢁꢅcy
Miꢅ.
typical
Max.
uꢅiꢀꢂ
0.7 - 1.4 GHz
1.4 - 2.3 GHz
2.3 - 2.7 GHz
2.7 - 3.8 GHz
1.2
1.5
1.8
2.0
1.5
2.0
2.3
2.5
dB
dB
dB
dB
Iꢅꢂꢁꢄꢀiꢃꢅ Lꢃꢂꢂ
Aꢀꢀꢁꢅꢆaꢀiꢃꢅ raꢅgꢁ
0.7 - 3.8 GHz
15.5
dB
0.7 - 1.4 GHz
1.4 - 2.3 GHz
2.3 - 2.7 GHz
2.7 - 3.8 GHz
17
18
19
15
dB
dB
dB
dB
rꢁꢀꢆꢄꢅ Lꢃꢂꢂ (rF1 & rF2, All Aꢀꢀꢁꢅ. sꢀaꢀꢁꢂ)
Aꢀꢀꢁꢅꢆaꢀiꢃꢅ Accꢆꢄacy: (rꢁfꢁꢄꢁꢅcꢁd ꢀꢃ Iꢅꢂꢁꢄꢀiꢃꢅ Lꢃꢂꢂ)
All Aꢀꢀꢁꢅꢆaꢀiꢃꢅ sꢀaꢀꢁꢂ
0.7 - 0.9 GHz
0.9 - 2.2 GHz
2.2 - 3.8 GHz
(0.5 +5% ꢃf Aꢀꢀꢁꢅ. sꢁꢀꢀiꢅg) Max
(0.3 +4% ꢃf Aꢀꢀꢁꢅ. sꢁꢀꢀiꢅg) Max
(0.5 +5% ꢃf Aꢀꢀꢁꢅ. sꢁꢀꢀiꢅg) Max
dB
dB
dB
Vcc = 5V
Vcc = 3V
25
23
dBm
dBm
Iꢅpꢆꢀ Pꢃwꢁꢄ fꢃꢄ 0.1 dB Cꢃmpꢄꢁꢂꢂiꢃꢅ
0.7 - 3.8 GHz
0.7 - 3.8 GHz
Iꢅpꢆꢀ thiꢄd oꢄdꢁꢄ Iꢅꢀꢁꢄcꢁpꢀ Pꢃiꢅꢀ
(twꢃ-ꢀꢃꢅꢁ Iꢅpꢆꢀ Pꢃwꢁꢄ = 0 dBm each tꢃꢅꢁ)
Vcc = 5V
Vcc = 3V
52
48
dBm
dBm
swiꢀchiꢅg Chaꢄacꢀꢁꢄiꢂꢀicꢂ
ꢀrIse, ꢀFALL (10/90% rF)
ꢀon, ꢀoFF (Laꢀch eꢅablꢁ ꢀꢃ 10/90% rF)
750
830
ꢅꢂ
ꢅꢂ
0.7 - 3.8 GHz
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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