SA1921 Datasheet, PDF (3/36 Pages) NXP Semiconductors – Satellite and cellular dual-band RF front-end

Philips Semiconductors
Satellite and cellular dual-band RF front-end
Product specification
SA1921
PIN DESCRIPTIONS
PIN
NO.
PIN NAME
1
N/C
2
Tx IF A
3
Tx IF B
4
GND
5
MIX IN
6
GND
7
V_CC
8
GND
9
Tx A
10
Tx B
11
GND
12
N/C
13
HI/LO
14
SYN ON
15
HIGH BAND IF A
16
HIGH BAND IF B
17
LOW BAND IF A
18
LOW BAND IF B
19
GND
20
HIGH BAND LO A
21
HIGH BAND LO B
22
LOW BAND LO A
23
LOW BAND LO B
24
Rx ON
25
V_CC
26
Tx ON
27
V_CC
28
HIGH BAND IMAGE SET I
29
GND
30
HIGH BAND LO INPUT
31
LOW BAND LO INPUT
32
GND
33
HIGH BAND IMAGE SET Q
34
GND
35
GND
36
N/C
37
N/C
38
STRONG SIGNAL
39
GND
40
V_CC
41
GND
42
HIGH BAND LNA IN
43
LOW BAND LNA IN
44
GND
45
LOW BAND LNA OUT
46
GND
47
GND
48
N/C
No Connection
Transmit IF A
Transmit IF B
Ground
Low Band Mixer Input
Ground
V_CC
Ground
Transmit Signal A
Transmit Signal B
Ground
No Connection
High Band/Low Band Control
LO Buffer Power Control
High Band IF A
High Band IF B
Low Band IF A
Low Band IF B
Ground
High Band LO Output
High Band LO Output
Low Band LO Output
Low Band LO Output
LNA/Mixer Power Control
V_CC
Tx Mixer/Driver Power
V_CC
High Band Image Set I
Ground
High Band LO Connection
Low Band LO Connection
Ground
High Band Image Set Q
Ground
Ground
No Connection
No Connection
Strong Signal Detection
Ground
V_CC
Ground
High Band LNA Input
Low Band LNA Input
Ground
Low Band LNA Output
Ground
Ground
No Connection
DESCRIPTION
1999 Mar 02
3