STB5600 Datasheet, PDF (3/10 Pages) STMicroelectronics – GPS RF FRONT-END IC

STB5600
PIN CONFIGURATION
Apply 5V at the CE, VCCRF, VCCIF, VCCLOGIC pins, apply 3 V at the VCCDRIVE
Pin
Symbol
Typ. DC Bias
Dexription
1
IF1+
3.6 V
Mixer O utput 1
2
IF 1-
3.6 V
Mixer O utput 2
3
V _CCRF
4
RF+
5V
3.5 V
RF Power Supply
RF Input
5
RF -
3.5 V
RF Input
6
V CCRF
7
V_EERF
8
GNDRF
5V
RF Power Supply
2V
RF Voltage Reference
0V
RF Ground
9
V CCRF
5V
RF Power Supply
10
LO+
3.5 V
Local Oscillator Input
11
LO -
3.5 V
Local Oscillator Input
12
V _CCRF
5V
13
VCC L OGI C
5V
RF Power Supply
Logic Power Supply
14
80 MHz+
4V
80 MHz Clock Input
15
80 MHz-
4V
80 MHz Clock Input
16
V_{CC L OGI C}
5V
Logic Power Supply
17
VEELOGIC
2V
Logic Voltage Reference
18
CLOCK+
0.3 V or 3 V 16 MHz Clock CMOS Output
19 Not Connected
20
GND_DRIVE
0V
CMO S Drive Ground
21
DATA
0.3 V or 3 V
4 MHz Data CMOS Output
22
GNDDRIVE
23
V_{C CDR I VE}
24
CE
0V
CMO S Drive Ground
3V
CMOS Drive Power Supply
3V
Chip Enable
25
G ND
0V
Substrate Ground
26
G ND _{L O GIC}
0V
Logic G round
27
GNDIF
0V
IF Ground
28
V_EEIF
2V
IF Voltage Reference
29
VCCI F
5V
IF Power Supply
30
IF 2-
4V
Limiting Amplifier Input
31
IF2+
4V
Limiting Amplifier Input
32
V_{CCI F}
5V
IF Power Supply
Extern al circuit
see application circuit
see application circuit
100 nF t o V_EERF
AC Coupled
AC Coupled
100 nF to VEERF
100 nF to VCCRF
100 nF to VEERF
AC Coupled
AC Coupled
100 nF to VEERF
100 nF to VEELOGIC
AC Coupled
AC Coupled
100 nF to VEELOGIC
100 nF to VCCLOG IC
7 pF to G ND_DRIVE
7 pF to G NDDRIVE
100 nF to VCCIF
100 nF to VEEIF
see application circuit
see application circuit
100 nF to VEEIF
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