Rainbow Electronics ATR0600 - Manual (Page 2)

2
ATR0600 [Preliminary]
4536F–GPS–10/03
Pin Configuration
Figure 2. Pinning QFN28
BP
NBP
BPI
NBPI
VS1
n.c.
n.c.
X
VS5
XTO
NXTO
VS7
NX
AGCO
n.
c.
R
F
N
IN
R
F
IN
V
S
3
P
1
P
2
n.
c.
G
C
V
S
2
R
E
F
S
IG
L
S
IG
H
V
D
IG S
C
14 13 12 11 10 9 8
22 23 24 25 26 27 28
15
16
17
18
19
20
21
7
6
5
4
3
2
1
Pin Description
Pin Symbol Type Function Protection Level
1 AGCO O Signal level output ESD3
2 NX OB Complementary to X ESD3
3 VS7 P ECL - blocks supply ESD2
4 NXTO IB Complementary to XTO ESD3
5 XTO IB Quartz input ESD3
6 VS5 P XTO supply ESD2
7 X OB Quartz intermediate output ESD3
8 n.c. – Not connected –
9 P2 I Power-up quartz oscillator ESD3
10 P1 I Power-up RF part ESD3
11 VS3 P Reference supply ESD2
12 RFIN IB RF input 1.575 GHz ESD3
13 RFNIN IB Complementary to RFIN ESD3
14 n.c. – Not connected –
15 BP IB Open-collector output of mixer ESD3
16 NBP IB Complementary to BP ESD3
17 BPI IB IF - filter input ESD3
18 NBPI IB Complementary to BPI ESD3
19 VS1 P VCO + mixer + VGA supply ESD2
20 n.c. – Not connected –
21 n.c. – Not connected –
22 GC I Gain control input ESD3
23 VS2 P Subsampling unit supply ESD2
24 REF O Defining low threshold voltage ESD3
25 SIGL O Digital interface subsampled output high threshold voltage refered to REF1 ESD3
26 SIGH O Digital interface subsampled output low threshold voltage refered to REF2 ESD3
27 VDIG P Digital interface supply voltage 1.8 V ESD2
28 SC O Digital interface clock output ESD3