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HMC424 PDF даташит

Спецификация HMC424 изготовлена ​​​​«Hittite Microwave Corporation» и имеет функцию, называемую «0.5dB LSB GaAs MMIC 6-BIT DIGITAL ATTENUATOR/ DC - 13 GHz».

Детали детали

Номер произв HMC424
Описание 0.5dB LSB GaAs MMIC 6-BIT DIGITAL ATTENUATOR/ DC - 13 GHz
Производители Hittite Microwave Corporation
логотип Hittite Microwave Corporation логотип 

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HMC424 Даташит, Описание, Даташиты
MICROWAVE CORPORATION
v02.0404
HMC424
0.5dB LSB GaAs MMIC 6-BIT DIGITAL
ATTENUATOR, DC - 13 GHz
Typical Applications
The HMC424 is ideal for:
2 Fiber Optics & Broadband Telecom
Microwave Radio & VSAT
Military Radios, Radar, & ECM
Space Applications
Functional Diagram
Features
0.5 dB LSB Steps to 31.5 dB
Single Control Line Per Bit
+/- 0.5 dB Typical Bit Error
Die Size: 0.85 mm x 1.45 mm x 0.1 mm
General Description
The HMC424 die is a broadband 6-bit GaAs IC
digital attenuator MMIC chip. Covering DC to 13
GHz, the insertion loss is less then 4 dB typical.
The attenuator bit values are 0.5 (LSB), 1, 2, 4,
8, and 16 dB for a total attenuation of 31.5 dB.
Attenuation accuracy is excellent at ± 0.5 dB typi-
cal step error with an IIP3 of +32 dBm. Six con-
trol voltage inputs, toggled between 0 and -5V,
are used to select each attenuation state. A single
Vee bias of -5V allows operation at frequencies
down to DC.
Electrical Specifications, TA = +25° C, With Vee = -5V & VCTL = 0/-5V
Parameter
Frequency (GHz)
Min.
Typ.
Max.
Units
Insertion Loss
Attenuation Range
Return Loss (RF1 & RF2, All Atten. States)
Attenuation Accuracy: (Referenced to Insertion Loss)
Input Power for 0.1 dB Compression
Input Third Order Intercept Point
(Two-Tone Input Power= 0 dBm Each Tone)
Switching Characteristics
DC - 8.0 GHz
8.0 - 13.0 GHz
DC - 13.0 GHz
DC - 8.0 GHz
8.0 - 13.0 GHz
3.0 3.8
4.0 4.6
31.5
8 12
11 15
dB
dB
dB
dB
dB
0.5 - 7.5 dB States
8 - 31.5 dB States
REF State
All Other States
DC - 13.0 GHz
DC - 13.0 GHz
1.0 - 13.0 Ghz
1.0 - 13.0 Ghz
DC - 13.0 GHz
± 0.3 + 4% of Atten. Setting Max
± 0.3 + 6% of Atten. Setting Max
22
46
32
dB
dB
dBm
dBm
dBm
tRISE, tFALL (10/90% RF)
tON/tOFF (50% CTL to 10/90% RF)
30 ns
50 ns
2-8
For price, delivery, and to place orders, please contact Hittite Microwave Corporation:
12 Elizabeth Drive, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373
Order Online at www.hittite.com









No Preview Available !

HMC424 Даташит, Описание, Даташиты
MICROWAVE CORPORATION
v02.0404
HMC424
0.5dB LSB GaAs MMIC 6-BIT DIGITAL
ATTENUATOR, DC - 13 GHz
InseGrtiaoAn sLoMssMIC SUB-HARMONICALLY R(POeUntlyuMMrnPajLoEroSDstastMeRsFIaX1re,ESRRhFo2wn1)7 - 25 GHz
0
-1
-2
-3
-4
-5
-6
-7
+25 C
-8 +85 C
-55 C
-9
-10
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
FREQUENCY (GHz)
0
0.5 dB
-5
1 dB
2 dB
4 dB
8 dB
16 dB
-10 31.5 dB
-15
-20
-25
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
FREQUENCY (GHz)
Normalized Attenuation
(Only Major States are Shown)
0
-5
-10
-15
-20 0.5 dB
1 dB
-25
2 dB
4 dB
8 dB
16 dB
-30 31.5 dB
-35
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
FREQUENCY (GHz)
Bit Error vs. Frequency
(Only Major States are Shown)
2
1.5 0.5 dB
1 dB
1 2 dB
4 dB
8 dB
0.5 16 dB
31.5 dB
0
-0.5
-1
-1.5
-2
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
FREQUENCY (GHz)
Bit Error vs. Attenuation State
2
1.5 0.1 GHz
4 GHz
1 8 GHz
13 GHz
0.5
0
-0.5
-1
-1.5
-2
0 4 8 12 16 20 24 28 32
ATTENUATION STATE (dB)
Relative Phase vs. Frequency
(Only Major States are Shown)
100
80 0.5 dB
1 dB
2 dB
60
4 dB
8 dB
16 dB
31.5 dB
40
20
0
-20
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
FREQUENCY (GHz)
2
For price, delivery, and to place orders, please contact Hittite Microwave Corporation:
12 Elizabeth Drive, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373
Order Online at www.hittite.com
2-9









No Preview Available !

HMC424 Даташит, Описание, Даташиты
MICROWAVE CORPORATION
v02.0404
HMC424
0.5dB LSB GaAs MMIC 6-BIT DIGITAL
ATTENUATOR, DC - 13 GHz
Worst Case Step Error
Between Successive Attenuation States
2
2
1.5
1
0.5
0
-0.5
-1
-1.5
-2
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
FREQUENCY (GHz)
Bias Voltage & Current
Vee Range= -5.0 Vdc ± 10%
Vee
(Vdc)
Iee (Typ.)
(mA)
Iee (Max.)
(mA)
-5.0 2
4
Control Voltage
State
Low
High
Bias Condition
0 to -3V @ 70 µA Typ.
-5 to -4.2V @ 5 µA Typ.
Truth Table
Control Voltage Input
V1 V2 V3 V4 V5 V6
16 dB 8 dB 4 dB 2 dB 1 dB 0.5 dB
Attenuation
State
RF1 - RF2
Low Low Low Low Low Low
Reference
I.L.
Low Low Low Low Low High
0.5 dB
Low Low Low Low High Low
1 dB
Low Low Low High Low Low
2 dB
Low Low High Low Low Low
4 dB
Low High Low Low Low Low
8 dB
High Low Low Low Low Low
16 dB
High High High High High High
31.5 dB
Any Combination of the above states will provide
an attenuation approximately equal to the sum of
the bits selected.
Absolute Maximum Ratings
Control Voltage (V1 to V6)
Bias Voltage (Vee)
Channel Temperature
Thermal Resistance
Storage Temperature
Operating Temperature
RF Input Power (0.5 - 13.0 GHz)
Vee - 0.5 Vdc
-7.0 Vdc
150 °C
140 °C/W
-65 to + 150 °C
-55 to +85 °C
+25 dBm
2 - 10
For price, delivery, and to place orders, please contact Hittite Microwave Corporation:
12 Elizabeth Drive, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373
Order Online at www.hittite.com










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