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HMC478ST89 Datasheet, PDF (3/6 Pages) Hittite Microwave Corporation – SiGe HBT GAIN BLOCK MMIC AMPLIFIER, DC - 4.0 GHz
v02.1205
5
P1dB vs. Temperature
24
22
20
18
16
14
12
10
8
+25C
6
+85C
4
-40C
2
0
0
1
2
3
4
5
FREQUENCY (GHz)
Output IP3 vs. Temperature
35
30
25
20
+25C
15
+85C
-40C
10
0
1
2
3
4
5
FREQUENCY (GHz)
Vcc vs. Icc Over Temperature for
Fixed Vs= 5V, RBIAS= 18 Ohms
80
75
+85C
70
65
+25C
60
55
50
-40C
45
40
3.8 3.85 3.9 3.95
4 4.05 4.1 4.15 4.2 4.25 4.3
Vcc (Vdc)
HMC478ST89 / 478ST89E
SiGe HBT GAIN BLOCK
MMIC AMPLIFIER, DC - 4.0 GHz
Psat vs. Temperature
24
22
20
18
16
14
12
10
8
+25C
6
+85C
4
-40C
2
0
0
1
2
3
4
5
FREQUENCY (GHz)
Gain, Power & OIP3 vs. Supply Voltage
for Constant Icc= 62 mA @ 850 MHz
36
32
28
24
20
16
12
Gain
P1dB
8
Psat
OIP3
4
0
5
6
7
8
Vs (Vdc)
Gain, Power & OIP3 vs. Supply Voltage
for Rs = 18 Ohms @ 850 MHz
36
32
28
24
20
16
12
8
4
0
4.5
Gain
P1dB
Psat
OIP3
5
5.5
Vs (Vdc)
5 - 440
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20 Alpha Road, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373
Order On-line at www.hittite.com