atr0600 ATMEL Corporation, atr0600 Datasheet - Page 2

• Manufacturer Part Number: atr0600
• Description: Gps Front-end Ic
• Manufacturer: ATMEL Corporation

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