![](/html/a0/a035/a0354f4ce6b12fb03576661aced905c2d8fbec4cad347439b4f12d8f0ed9ee4d/bg1.png)
'99
new!
MICROWAVE CORPORATION
GaAs MMIC SP4T SWITCH NON-REFLECTIVE DC TO 6.0 GHz
FEBRUARY 2001
Features
BROADBAND PERFORMANCE: DC to 6GHz
SINGLE POSITIVE SUPPLY: Vdd = +5V
INTEGRATED 2:4 TTL DECODER
CERAMIC SMT PACKAGE
HMC222C12
V02.0101
General Description
The HMC222C12 is a broadband non-reflective SP4T switch in a ceramic surface
mount package. This SP4T switch covers
RF telecom/datacom bands from DC - 6
GHz. The switch offers a single positive
bias and true TTL/CMOS compatibility. A
2:4 decoder is integrated on the switch requiring only 2 control lines and a +5V bias to
select each path. An input IP3 of +40 dBm
helps maintain the best possible dynamic
range in receiver & test instrument applications. The integrated 2:4 TTL/CMOS decoder replaces 8 control lines normal required by GaAs SP4T switches.
7
Guaranteed Performance
For TTL Control and Vdd = +5V in a 50 Ohm system, -40 to +85 deg C
SWITCHES
SP4T
SMT
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24
73
22
51
9
5.6
11
9.1
1.2
4.2
25
34
72
81
21
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41
53
051
2.2
5.2
8.2
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12 Elizabeth Drive, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Web Site: www.hittite.com
7 - 82
![](/html/a0/a035/a0354f4ce6b12fb03576661aced905c2d8fbec4cad347439b4f12d8f0ed9ee4d/bg2.png)
MICROWAVE CORPORATION
HMC222C12 SP4T SWITCH NON-REFLECTIVE DC TO 6.0 GHz
new!
H MC 222C12
'99
V02.0101
Insertion Loss Isolation
0
-0.5
-1
-1.5
-2
-2.5
-3
INSERTION LOSS (dB)
-3.5
-4
012345678
-40 C
+25 C
+85 C
FREQUENCY (GHz)
Return Loss
0
-5
-10
-15
RETURN LOSS (dB)
-20
-25
012345678
RF1-4 Off
RFC
RF1-4 On
FREQUENCY (GHz)
0.1 and 1 dB Input Compression Point
0
-10
-20
-30
-40
ISOLATION (dB)
-50
-60
-70
012345678
24
22
20
18
16
14
12
COMPRESSION POINT (dBm)
10
012345678
FEBRUARY 2001
RF1 & RF4
RF2 & RF3
FREQUENCY (GHz)
7
1 dB Compression Point
SWITCHES
0.1 dB Compression Point
SP4T
FREQUENCY (GHz)
12 Elizabeth Drive, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Web Site: www.hittite.com
7 - 83
SMT