AM55-0027 Datasheet, PDF (1/2 Pages) Tyco Electronics – UMTS Digital Gain Control Amplifier, 1.94 - 2.34 GHz

UMTS Digital Gain Control
Amplifier, 1.94 - 2.34 GHz
V 1E.00
Advanced
Features
n Digitally Controlled Gain Block
n Parallel Control Interface
n 4mm FQFP-N Package
n Single Positive Supply Voltage
n 0.25 dB Steps of Attenuation
n 10 dB Atttenuation Range
Block Diagram
IN
8 dB
Gain
10 dB
Range
in
0.25 dB
Steps
8 dB
Gain
Description
Parallel
Control
Interface
M/A-COM’s AM55-0027 is a digitally controlled Variable
Gain Amplifier. Attenuation range is 10 dB with
Attenuation Steps of 0.25 dB. Attenuation is controlled
digitally through a parallel interface.
4mm FQFP-N Package Style
9 dB
Gain
OUT
Electrical Specifications: T_A = 25°C, Z₀ = 50Ω, V_S = 5V
Parameter
Conditions
Frequency
Units
Min.
Gain
Attenuation Range
Attenuation Step Size
No Attenuation
—
—
1.94 - 2.34 GHz
dB
24
1.94 - 2.34 GHz
dB
10
1.94 - 2.34 GHz
dB
0.2
Amplitude Flatness
—
1.94 - 2.34 GHz
dB
—
All attenuation states
2.09 - 2.19 GHz
dB
—
Input Return Loss
—
1.94 - 2.34 GHz
dB
13
Output Return Loss
—
1.94 - 2.34 GHz
dB
10
Output P1 dB
Output IP3
Noise Figure
Noise Figure
Supply Current
0 dB attenuation
0 dB attenuation
0 dB attenuation
10 dB attenuation
—
1.94 - 2.34 GHz
dBm
15
1.94 - 2.34 GHz
dBm
30
1.94 - 2.34 GHz
dB
—
1.94 - 2.34 GHz
dB
—
—
mA
—
Typ.
26
10
0.25
—
—
18
14
19
31
4.7
9.0
110
Max.
—
—
0.3
± 0.3
± 0.1
—
—
—
—
—
—
120