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PDF HMC821LP6CE Data sheet ( Hoja de datos )

Número de pieza HMC821LP6CE
Descripción Fractional-N Synthesizer
Fabricantes Hittite Microwave Corporation 
Logotipo Hittite Microwave Corporation Logotipo



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HMC821LP6CE
v02.1109
FRACTIONAL-N SYNTHESIZER w/ INTEGRATED VCO
860 - 1040, 1720 - 2080, 3440 - 4160 MHz
12
Features
• RF Bandwidth:
860 - 1040, 1720 - 2080, 3440 - 4160 MHz
• Fractional or Integer Modes
• 19-Bit Prescaler
• Ultra Low Phase Noise
-106 dBc/Hz in Band Typ.
• Figure of Merit (FOM)
-227 dBc Integer
• 24-bit Step Size, Resolution 3 Hz typ
• 200 MHz, 14-bit Reference Path Input
• Cycle Slip Prevention
• Read / Write Serial Port, Chip ID
• 40 Lead 6x6mm SMT Package: 36mm2
Typical Applications
• Cellular/4G Infrastructure
• Repeaters and Femtocells
• Communications Test Equipment
• CATV Equipment
• Phased Array Applications
• DDS Replacement
• Very High Data Rate Radios
Functional Diagram
www.DataSheet4U.com
12 - 68
For price, delivery, and to place orders, please contact Hittite Microwave Corporation:
20 Alpha Road, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373
Order On-line at www.hittite.com

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HMC821LP6CE pdf
HMC821LP6CE
v02.1109
FRACTIONAL-N SYNTHESIZER w/ INTEGRATED VCO
860 - 1040, 1720 - 2080, 3440 - 4160 MHz
12
Closed Loop Integer Phase Noise
-80
-90
-100
-110
-120
-130
-140
-150
-160
-170
-180
102
950 MHz FF
1900 MHz FF
3800 MHz FF
103 104 105 106 107
OFFSET FREQUENCY (Hz)
108
Typical Closed Loop Fractional Phase
Noise [1]
-80
-90
-100
-110
-120
-130
-140
-150
-160
-170
946 MHz FF
1890 MHz FF
3752 MHz FF
-180
102
103 104 105 106 107
OFFSET FREQUENCY (Hz)
108
Free Running Phase Noise
-40
-60
-80
-100
950 MHz FF
1900 MHz FF
3800 MHz FF
-120
-140
-160
-180
www.DataSheet4U10.c3 om
104 105 106 107
OFFSET FREQUENCY (Hz)
108
Typical Tuning Curves vs. Switch Position
1100
fmax
1050
1fm00a0x
950
fmin
n0
n2
n4
n6
n8
n10
n12
n14
n16
n18
n20
n22
n24
n26
n30
n31
900
0
1234
TUNING VOLTAGE (V)
5
Typical VCO Tuning Voltage After
Calibration
5
4
fmin
3 31
2
15
fmax
0
1
0
VCO FREQUENCY
Typical VCO Sensitivity vs. Cap @
Fo Voltage
60
50
TUNING CAP 31, 1674 MHz AT 2V
TUNING CAP 15, 1874 MHz AT 2V
40 TUNING CAP 0, 2129 MHz AT 2V
30 Typical Operating Range
20
10
0
012345
TUNING VOLTAGE (V)
12 - 72
[1] Fractional Mode, 50 MHz Crystal, R=1, ~80 kHz Loop BW, (Loop filter values: Contact factory for component values) 2mA Charge Pump, -385μA
Offset.
For price, delivery, and to place orders, please contact Hittite Microwave Corporation:
20 Alpha Road, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373
Order On-line at www.hittite.com

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