MAX2741ETI Maxim Integrated Products, MAX2741ETI Datasheet - Page 10

• Manufacturer Part Number: MAX2741ETI
• Description: RF Receiver
• Manufacturer: Maxim Integrated Products

Specifications of MAX2741ETI

• Lead Free Status / Rohs Status: No

Integrated L1-Band GPS Receiver
All I/O connections are DC-coupled. Supply voltages as specified in the electrical specifications.
10
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I/O CONNECTION
I/O CONNECTION
I/O CONNECTION
I/O CONNECTION
GPSCLK
REFCLK
IFOUT+
GPSIF0
GPSIF1
GPSIF2
IFOUT-
SHDN
IFIN+
SCLK
XTAL
RFIN
IFIN-
SDO
FILT
SDI
CS
V
V
V
V
RFIN
GND
N.C.
CC
CC
CC
CC
1
2
3
4
1
2
3
4
5
6
7
LNA Input
1st IF Output from Mixer (+)
1st IF Output from Mixer (-)
1st IF Input (+)
1st IF Input (-)
CMOS Input
CMOS Input
CMOS Input
CMOS Output
CMOS Input
CMOS Output
CMOS Output
CMOS Output
CMOS Output
PLL Phase-Detector Charge-Pump
Crystal Oscillator Feedback
External TCXO or Crystal
28
8
27
9
26
10
MAX2741
25
11
24
12
RECEIVER
RECEIVER
RECEIVER
RECEIVER
23
13
SYNTHESIZER
22
14
BASEBAND
21
20
19
18
17
16
15
RF
IF
SDO
N.C.
V
GPSIF0
GPSIF1
GPSIF2
GPSCLK
CC
5
SDO
SD1
CS
SCLK
GPSIF0
GPSIF1
GPSIF2
GPSCLK
REFCLK
RF BPF Output
IF BPF Input, 2.5kΩ Differential
IF BPF Input, 2.5kΩ Differential
IF BPF Input, 2.5kΩ Differential
IF BPF Input, 2.5kΩ Differential
CMOS Output
CMOS Output
CMOS Output
CMOS Input
CMOS Output
CMOS Input
CMOS Input
CMOS Input
CMOS Input
PLL Loop Filter
Feedback Capacitors
Analog (also connected to REFCLK input to MAC)
BASEBAND IC
Typical Interface Diagram
EXTERNAL COMPONENTS
Interface Summary
BB IC/MAC
IF FILTER
RF BPF