Cascadable Silicon Bipolar
MMIC␣ Amplifier
Technical Data
MSA-0670
Features
• Cascadable 50 Ω Gain Block
• Low Operating Voltage:
3.5 V Typical V
• 3 dB Bandwidth:
DC to 1.0 GHz
d
high reliability package. This
MMIC is designed for use as a
general purpose 50 Ω gain block.
Typical applications include
narrow and broad band IF and RF
amplifiers in industrial and
military applications.
• High Gain:
19.5␣ dB Typical at 0.5 GHz
• Low Noise Figure:
2.8 dB Typical at 0.5 GHz
• Hermetic Gold-ceramic
Microstrip Package
The MSA-series is fabricated using
HP’s 10 GHz fT, 25␣ GHz f
silicon bipolar MMIC process
which uses nitride self-alignment,
ion implantation, and gold metallization to achieve excellent
performance, uniformity and
Description
The MSA-0670 is a high performance silicon bipolar Monolithic
Microwave Integrated Circuit
reliability. The use of an external
bias resistor for temperature and
current stability also allows bias
flexibility.
(MMIC) housed in a hermetic,
Typical Biasing Configuration
R
bias
70 mil Package
,
MAX
V
> 5 V
CC
RFC (Optional)
C
block
IN OUT
4
3
MSA
1
2
V
= 3.5 V
d
C
block
5965-9586E
6-374
MSA-0670 Absolute Maximum Ratings
Parameter Absolute Maximum
Device Current 50 mA
Power Dissipation
RF Input Power +13 dBm
Junction Temperature 200°C
Storage Temperature –65 to 200° C
Notes:
1. Permanent damage may occur if any of these limits are exceeded.
2. T
3. Derate at 7.7 mW/° C for T
4. The small spot size of this technique results in a higher, though more
= 25°C.
CASE
accurate determination of θ
MENTS section “Thermal Resistance” for more information.
[2,3]
200 mW
> 174° C.
C
than do alternate methods. See MEASURE-
jc
[1]
Thermal Resistance
θjc = 130°C/W
[2,4]
:
Electrical Specifications
Symbol Parameters and Test Conditions: Id = 16 mA, Z
G
P
∆G
f
3 dB
VSWR
Power Gain (|S21|2) f = 0.1 GHz dB 19.0 20.5 22.0
Gain Flatness f = 0.1 to 0.6 GHz dB ±0.7 ± 1.0
P
3 dB Bandwidth GHz 1.0
Input VSWR f = 0.1 to 1.5 GHz 1.9:1
[1]
, T
A
= 25° C
= 50 Ω Units Min. Typ. Max.
O
Output VSWR f = 0.1 to 1.5 GHz 1.8:1
NF 50 Ω Noise Figure f = 0.5 GHz dB 2.8 4.0
P
IP
t
V
1 dB
3
D
d
Output Power at 1 dB Gain Compression f = 0.5 GHz dBm 2.0
Third Order Intercept Point f = 0.5 GHz dBm 14.5
Group Delay f = 0.5 GHz psec 200
Device Voltage V 3.1 3.5 3.9
dV/dT Device Voltage Temperature Coefficient mV/°C –8.0
Note:
1. The recommended operating current range for this device is 12 to 30 mA. Typical performance as a function of current
is on the following page.
6-375