Customer Name Standard Specification FUJITSU MEDIA DEVICES LIMITED
System Cellular Rx (50/100ohm) DATE June.15, 2002
FMD Part Number FAR-F5CQ-881M50-B25R Version 2.2
Table 1. Electrical specifications
Passband : 869 ~ 894 MHz
Specification
Item Condition
Min. Typ. Max.
Unit Remarks
Insertion Loss 869~894 MHz − 2.0 2.8 dB
Ripple 869~894 MHz − 0.7 1.5 dB
DC~824 MHz 40 58 − dB
824~849 MHz 30 42 − dB
915~960 MHz 25 30 − dB
Absolute attenuation
960~3000 MHz 40 43 − dB
VSWR 869~894 MHz − 1.8 2.2 −
Amplitude balance 869~894 MHz -1.0 − +1.0 dB
Phase balance 869~894 MHz 170 − 190 deg.
Input Impedance Unbalanced 50 Ohm
Output Impedance Balanced 100 Ohm
Operating Temperature -30 ~ +85 oC
Device Size 2.5typ.x2.0typ.x1.0max. mm
Customer Name Standard Specification FUJITSU MEDIA DEVICES LIMITED
System Cellular Rx (50/100ohm) DATE June.15, 2002
FMD Part Number FAR-F5CQ-881M50-B25R Version 2.2
Dimensions
Pin Configuration
Pin No. Symbol Function
1 GND Ground
2 IN Unbalanced pin
3 GND Ground
4 OUT Balanced pin
5 GND Ground
6 OUT Balanced pin
Evaluation Circuit
Unbalanced
Input
(50ohm)
Balanced
Output
(100 ohm)
GND
4
6
1,3,
5
1 ~ 6 : Pin No.
2
Unbalanced
Input
(50ohm)
Balanced
Output
(100 ohm)
GND
4
6
1,3,
5
1 ~ 6 : Pin No.
2
Unit: mm
Customer Name Standard Specification FUJITSU MEDIA DEVICES LIMITED
System Cellular Rx (50/100ohm) DATE June.15, 2002
FMD Part Number FAR-F5CQ-881M50-B25R Version 2.2
m1
freq=800.0MHz
dB(S(2,1))=-73.278
m1
m2
freq=849.0MHz
dB(S(2,1))=-43.627
m2
m3
freq=914.0MHz
dB(S(2,1))=-36.395
m3
m4
freq=1.000GHz
dB(S(2,1))=-51.477
m4
0.73 0.78 0.83 0.88 0.93 0.98 1.03
Frequency [GHz]
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
Attenuation [dB]
Fig.1 Pass-band Characteristics
850 860 870 880 890 900 910
Frequency [ M Hz]
-10
-9
-8
-7
-6
-5
-4
-3
-2
-1
0
At t enuat ion [ dB]
m5
freq=869.0MHz
dB(S(2,1))=-1.954
m5
m6
freq=894.0MHz
dB(S(2,1))=-2.050
m6
Fig.2 In-band Characteristics
Customer Name Standard Specification FUJITSU MEDIA DEVICES LIMITED
System Cellular Rx (50/100ohm) DATE June.15, 2002
FMD Part Number FAR-F5CQ-881M50-B25R Version 2.2
m1
freq=881.0MHz
dB(S(2,1))=-1.479
m1
m2
freq=3.000GHz
dB(S(2,1))=-43.038
m2 m3
freq=4.000GHz
dB(S(2,1))=-39.106
m3
m4
freq=6.000GHz
dB(S(2,1))=-28.250
m4
0123456
Frequency [G Hz]
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
Attenuation [dB]
Fig.3 Wide-band Characteristics
850 860 870 880 890 900 910
Frequency [GHz]
1
2
3
4
5
6
7
8
9
10
11
VSWR
m11
freq=869.0MHz
our_vswr1=1.270
m11
m12
freq=894.0MHz
our_vswr1=1.622
m12
Fig.4 VSWR
Input (Unbal.)
Out
p
ut (Bal.)
Frequency [MHz]
Customer Name Standard Specification FUJITSU MEDIA DEVICES LIMITED
System Cellular Rx (50/100ohm) DATE June.15, 2002
FMD Part Number FAR-F5CQ-881M50-B25R Version 2.2
m7
freq=869.0MHz
S(1,1)=0.119 / -67.765
impedance = Z0 * (1.067 - j0.239)
m7
m8
freq=894.0MHz
S(1,1)=0.237 / 2.808
impedance = Z0 * (1.621 + j0.040)
m8
freq (730. 0M Hz to 1. 030GHz)
S(1,1)
Fig.5 Input Impedance (Unbal.)
freq (730. 0M Hz to 1.030GHz)
S(2,2)
m17
freq=869.0MHz
S(2,2)=0.198 / -105.623
impedance = Z0 * (0.839 - j0.333)
m17
m16
freq=894.0MHz
S(2,2)=0.268 / -25.835
impedance = Z0 * (1.574 - j0.395)
m16
Fig.6 Output Impedance (Bal.)
Customer Name Standard Specification FUJITSU MEDIA DEVICES LIMITED
System Cellular Rx (50/100ohm) DATE June.15, 2002
FMD Part Number FAR-F5CQ-881M50-B25R Version 2.2
850 860 870 880 890 900 910
Frequency [ GHz]
-5
-4
-3
-2
-1
0
1
2
3
4
5
Am plitude bal ance [dB]
m3
freq=869.0MHz
Amp_bal=-0.103
m3
m4
freq=894.0MHz
Amp_bal=0.453
m4
Fig.7 Amplitude Balance
850 860 870 880 890 900 910
Fr equency [ GH z]
155
160
165
170
175
180
185
190
195
200
205
Phase balance [ degr ee]
m1
freq=869.0MHz
Phase_bal=183.090
m1
m2
freq=894.0MHz
Phase_bal=181.766
m2
Fig.8 Phase Balance
Frequency [MHz]
Frequency [MHz]
