SA3600 Datasheet, PDF (3/30 Pages) NXP Semiconductors – Low voltage dual-band RF front-end

Philips Semiconductors
Low voltage dual-band RF front-end
Product specification
SA3600
BLOCK DIAGRAM
HB_LNA_OUT ¹
GND ²
HB_LNA_IN ³
V_CC ⁴
HB_MXR+_IN ⁵
HB_MXR–_IN ⁶
SA3600
24 ^LB_LNA_OUT
23 _GND
22 _{LB_LNA_IN}
21 _VCC
20 _{LB_MXR_IN}
19 _GND
PD1 ⁷
18 _{MXR+_OUT}
GND ⁸
HB_VCO_OUT ⁹
PD2 ¹⁰
GND ¹¹
x2
LB_VCO_OUT 12
17 _{MXR–_OUT}
16 _GND
15 _{LB_VCO_IN}
14 _PD3
13 _{HB_VCO_IN}
SR01594
Figure 1. Block Diagram
MODE SELECT LOGIC
PD1 PD2 PD3
OPERATING MODE
0
0
0 Sleep mode
0
0
1 Tx mode, LO lowband buffer
0
1
0 Rx mode cellular, low gain
0
1
1 Rx mode cellular, high gain
1
0
0 Rx mode PCS, low gain, x2
1
0
1 Rx mode PCS, high gain, x2
1
1
0 Rx mode PCS, low gain, no x2
1
1
1 Rx mode PCS, high gain, no x2
Cel
LNA
off
off
off
on
off
off
off
off
Cel
MXR
off
off
on
on
off
off
off
off
PCS
LNA
off
off
off
off
off
on
off
on
PCS
MXR
off
off
off
off
on
on
on
on
x2
DBL
off
off
off
off
on
on
off
off
LB LO
O/P
off
on
on
on
on
on
off
off
HB LO
O/P
off
off
off
off
off
off
on
on
1999 Nov 02
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