Philips Semiconductors
MMIC mixer
Objective specification
BGA2022
FEATURES
• Large frequency range:
– Cellular band (900 MHz)
– PCS band (1900 MHz)
– WLAN band (2.4 GHz).
• High isolation
• High linearity
• High conversion gain.
PINNING
PIN
1
2
3
4
5
6
DESCRIPTION
LO - GND
LO - signal
VS
IF - out
RF - feedback
RF - signal
APPLICATIONS
Receiver side of wireless systems that require high
conversion gain and high linearity at low supply current,
such as CDMA. Trade-off between gain and
intermodulation is determined by one external inductor.
handbook, halfpage
6
54
RF
RFfb
IF
BIAS
CONTROL
DESCRIPTION
Silicon double poly MMIC mixer in a 6-lead plastic SOT363
package.
1
23
Top view
MAM428 LO GND
LO
VS
Fig.1 Simplified outline (SOT363) and symbol.
QUICK REFERENCE DATA
SYMBOL
VS
IS
Gconv
NF
IP3
PARAMETER
supply voltage
supply current
conversion gain
noise figure
input third order intercept point
LO − RF isolation
CONDITIONS
fRF = 900 MHz
fRF = 900 MHz
fRF = 900 MHz
fRF = 900 MHz
MIN.
2.7
−
−
−
−
−
TYP.
2.8
6
6
9
6
30
MAX.
2.85
−
−
−
−
−
UNIT
V
mA
dB
dB
dBm
dB
1999 Jul 23
2