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GSM900 Schematic ( PDF Datasheet ) - Hitachi

Teilenummer GSM900
Beschreibung (GSM850 / GSM900) Antenna Switch Module
Hersteller Hitachi
Logo Hitachi Logo 




Gesamt 20 Seiten
GSM900 Datasheet, Funktion
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P/N
DWN.
ESHS -M085TQ
Shinichirou Takeuchi
GSM850 / GSM900 / DCS / PCS Quad Band Antenna Switch Module
Sample plot data with network analyzer
DATE
DATA-No.
26-Nov-2004
2MT43556
- Model No : ESHS-M085TQ (version I)
- Measurement Equipment : Network Analyzer
8753E upto 6GHz
8720ES upto 13GHz
- Input power : +10dBm
- Unused ports are loaded with 50 ohm terminator
- ESD protection circuit is placed at Rx1 port.
Dot mark
means port 1
Logic & Current
www.DataSheet4U.com
TX1 mode
TX2 mode [Type1]
[Type2]
RX1mode
RX2mode
RX3mode
VC1
0V
2.6V
2.6V
0V
0V
0V
VC2
0V
2.6V
0V
0V
0V
2.6V
VC3
2.6V
0V
0V
0V
0V
0V
Current
8.0mA
8.8mA
8.0mA
<0.1mA
<0.1mA
0.8mA
Type1 or Type2 Logic is available at TX2 mode
Vc1
Vc2
TX1 : GSM850 / GSM900_TX
TX2 : DCS / PCS_TX
RX1 : GSM850 / GSM900_RX
RX2 : DCS_RX
RX3 : PCS_RX
All the technical data and information contained
herein are subject to change without notice.
<<External Components>>
Nothing.
Crx2 and Crx3 are 10pF of
DC cut capacitor which
are not needed if SAW filter
is connected to Rx port.
Hitachi Metals , Ltd.
Tx2 Tx1
1 234
16
15 Top View
14
13 12 11 10
5
6
7
8
9
Crx3 Crx2
Rx3 Rx2 Rx1
Metal Shield Case
Vc3
Ant
ESHS -M085TQ
ver.I
Page 1/20






GSM900 Datasheet, Funktion
Tx1 VSWR
26-Nov-2004
2MT43556
www.DataSheet4U.com
m12
m11
m 1m09
freq (500.0MHz to 2.500GHz)
m9
freq= 824.0MHz
S(1,1)=0.052 / -161.008
impedance = Z0 * (0.905 - j0.031)
m10
freq= 915.0MHz
S(1,1)=0.088 / -172.975
impedance = Z0 * (0.838 - j0.018)
m11
freq= 1.710GHz
S(1,1)=0.910 / -140.743
impedance = Z0 * (0.053 - j0.356)
m12
freq= 1.990GHz
S(1,1)=0.898 / -152.867
impedance = Z0 * (0.057 - j0.241)
mm1143
m13
freq= 824.0MHz
S(2,2)=0.060 / -169.857
impedance = Z0 * (0.889 - j0.019)
m14
freq=915.0MHz
S(2,2)=0.114 / -163.228
impedance = Z0 * (0.801 - j0.054)
freq (500.0MHz to 2.500GHz)
2.0
1.9
1.8 Tx1->ANT
Tx1 Mode
1.7
m1
freq= 824.0MHz
VSWR1=1.111
m2
freq= 849.0MHz
VSWR1=1.177
1.6
1.5
1.4
1.3
m3
m2
m4
1.2
m1
1.1
m3
freq= 880.0MHz
VSWR1=1.217
m4
freq= 915.0MHz
VSWR1=1.194
1.0
0.80 0.82 0.84 0.86 0.88 0.90 0.92 0.94 0.96 0.98 1.00
freq, GHz
2.0
1.9
1.8 Tx1->ANT
1.7 Tx1 Mode
m5
freq=824.0MHz
VSWR2=1.127
m6
freq=849.0MHz
VSWR2=1.203
1.6
1.5
1.4
1.3
m7
m6
m8
1.2 m5
m7
freq= 880.0MHz
VSWR2=1.249
m8
freq= 915.0MHz
VSWR2=1.259
1.1
1.0
0.80 0.82 0.84 0.86 0.88 0.90 0.92 0.94 0.96 0.98 1.00
freq, GHz
Hitachi Metals , Ltd.
ESHS -M085TQ
ver.I
Page 6/20

6 Page









GSM900 pdf, datenblatt
Tx2 x-band isolation
www.DataSheet4U.com
0
-5
-10
-15
-20
-25
-30
-35
-40
-45
-50
0.5
m14
m13
0.7 0.9 1.1
m15
m16
mm1 178
Tx2-> Rx1
Tx2 Mode
1.3 1.5 1.7 1.9 2.1 2.3
freq, GHz
m13
freq= 824.0MHz
dB(S(2,1))=-46.172
m14
freq= 960.0MHz
dB(S(2,1))=-26.081
m15
freq= 1.710GHz
dB(S(2,1))=-21.303
m16
freq= 1.785GHz
dB(S(2,1))=-25.682
m17
freq= 1.850GHz
dB(S(2,1))=-28.411
m18
freq= 1.910GHz
dB(S(2,1))=-29.353
2.5
26-Nov-2004
2MT43556
0
m7
freq= 824.0MHz
-5 dB(S(6,5))=-38.946
Tx2-> Tx1
m8
-10
Tx2 Mode
freq= 960.0MHz
dB(S(6,5))=-29.197
-15
-20
-25 m8
-30
-35 m7
-40
mm9m1m01 1 2
m9
freq= 1.710GHz
dB(S(6,5))=-37.408
m10
freq=1.785GHz
dB(S(6,5))=-37.625
m11
freq= 1.850GHz
dB(S(6,5))=-37.291
m12
-45 freq= 1.910GHz
dB(S(6,5))=-36.850
-50
0.5 0.7 0.9 1.1 1.3 1.5 1.7 1.9 2.1 2.3 2.5
freq, GHz
0
-5
m2
-10
-15 m1
m1
freq= 824.0MHz
dB(S(4,3))=-17.422
m2
freq= 960.0MHz
dB(S(4,3))=-10.286
-20
mm3m4m5 6
m3
freq= 1.710GHz
-25 dB(S(4,3))=-22.602
-30
m4
freq= 1.785GHz
-35 dB(S(4,3))=-23.970
-40
Tx2-> Rx3
m5
freq= 1.850GHz
-45
Tx2 Mode
dB(S(4,3))=-24.939
m6
-50 freq= 1.910GHz
0.5 0.7 0.9 1.1 1.3 1.5 1.7 1.9 2.1 2.3 2.5 dB(S(4,3))=-26.089
freq, GHz
Hitachi Metals , Ltd.
ESHS -M085TQ
ver.I
Page 12/20

12 Page





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