acpm-7891 Avago Technologies, acpm-7891 Datasheet - Page 9

• Manufacturer Part Number: acpm-7891
• Description: Agilent Acpm-7891 Tri-band Power Amplifier Module Egsm, Dcs And Pcs Multi-slot Gprs -
• Manufacturer: Avago Technologies

9
Demo Board Schematic for PA Only
DCS/PCS RFin
Pin Description Table
No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
Note:
1. In addition a 2.2 µF capacitor should be connected to pins 4 and 14 or alternatively star connections can be made from a single 2.2 µF capacitor keeping
the connection distances as short as possible.
EGSM RFin
Function
Gnd
Vapc EGSM
Gnd
Vdd3 EGSM
Gnd
Gnd
RFout EGSM
Gnd
Gnd
Gnd
RFout DCS/PCS
Gnd
Gnd
Vdd3 DCS/PCS
Gnd
Vapc DCS/PCS
Gnd
RFin DCS/PCS
Gnd
Vdd1,2 DCS/PCS
Vdd1,2 Bypass
Gnd
Vdd1,2 Bypass
Vdd1,2 EGSM
Gnd
RFin EGSM
C2
C3
C4
C5
Vdd
Vdd
Description
EGSM Control Voltage
EGSM Supply 3
EGSM Output
DCS/PCS Output
DCS/PCS Supply 3
DCS/PCS Control voltage
DCS/PCS Input
DCS/PCS Supply 1
DCS/PCS 1
EGSM 1
EGSM Supply 1
EGSM Input
18
20
21
23
24
26
1
Agilent
st
ACPM-7891
and 2
YYWW
st
C13
C14
and 2
nd
C7
rd
st
stage
and 2
stage bypassing
4
nd
rd
st
and 2
stage
stage bypassing
14
Vdd
nd
11
7
stages
Vdd
nd
stages
C9
C11
C8
Notes
See datasheet Figure 4
3.5V nominal – output stage, bypass with 0.033 µF//220 pF
50Ω nominal, external d.c. blocking required – 33 pF
50Ω nominal, external d.c. blocking required – 33 pF
3.5V nominal – output stage, bypass with 0.033 µF//27 pF
See datasheet Figure 5 (DCS) and Figure 6 (PCS)
+2 dBm GMSK, 50Ω nominal, internally d.c. blocked
3.5V nominal – driver stages, bypass with 0.033 µF
bypass with 12 pF
bypass with 220 pF
3.5V nominal – driver stages, bypass with 0.033 µF
+2 dBm GMSK, 50Ω nominal, internally d.c. blocked
DCS/PCS RFout
EGSM RFout
Component
Label
C2
C3
C4
C5
C7
C8
C9
C11
C13
C14
Component
Value
.033 µF
12 pF
220 pF
.033 µF
220 pF
33 pF
.033 µF
33 pF
.033 µF
27 pF
[1]
[1]