atr0603 ATMEL Corporation, atr0603 Datasheet - Page 2

• Manufacturer Part Number: atr0603
• Description: Gps Front-end Ic
• Manufacturer: ATMEL Corporation

2. Pin Configuration
Figure 2-1.
Table 2-1.
2
Notes:
Paddle
Pin
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
1
2
3
4
5
6
7
8
9
1. Type: A_I = Analog input, A_O = Analog output, D_I = Digital input, D_O = Digital output, S = Supply, XS = External
ATR0603 [Preliminary]
supply
Pinning QFN24 (4 mm
Pin Description
Symbol
XREF
XSUP
AMP1
AMP2
TEST
VDIG
NBPI
GND
GND
GND
GND
GND
VCC
NRF
VCC
NBP
VCC
XIN
MO
BPI
SIG
PU
SC
RF
BP
Type
D_O
D_O
A_O
A_O
A_O
A_I
A_I
A_I
A_I
D_I
D_I
D_I
D_I
A_I
A_I
XS
S
S
S
S
S
S
S
S
S
(1)
Function
Common ground
Ground
Ground
TCXO interface ground
TCXO interface signal
Ground
External circuitry supply switch
Analog supply
Test buffer output (f
Ground
Complementary RF input
RF input
Enable test buffer
Analog supply
IF filter interface (mixer output, open collector)
IF filter interface (complementary mixer output, open collector)
IF filter interface (IF input)
IF filter interface (complementary IF input)
IF gain control bit #1
IF gain control bit #2
Analog supply
Power-up signal input
Data output
Sample clock
Digital supply
4 mm)
XSUP
XREF
GND
GND
GND
XIN
1
2
3
4
5
6
24
7
23
8
IF
Paddle
)
22
GND
9
21
10
20
11
19
12
18
17
13
16
15
14
AMP1
NBPI
VCC
BPI
NBP
BP
4950B–GPS–11/06