AD9540/PCB Analog Devices Inc, AD9540/PCB Datasheet - Page 11

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AD9540/PCB

Manufacturer Part Number
AD9540/PCB
Description
BOARD EVAL CLK GEN SYNTH 48LFCSP
Manufacturer
Analog Devices Inc
Datasheet

Specifications of AD9540/PCB

Module/board Type
Evaluation Board
For Use With/related Products
AD9540
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Pin No.
21, 22, 23
28
29
31, 35
32
33
36
39
40
41
42
45
46
47
Paddle
Mnemonic
S0, S1, S2
CLK1
CLK1
CP_VDD
OUT0
OUT0
CP_OUT
REFIN
REFIN
CLK2
CLK2
CP_RSET
DRV_RSET
DAC_RSET
Exposed Paddle
Description
Clock Frequency and Delay Select Pins. These pins specify one of eight clock frequency/delay
profiles.
RF Divider and Internal Clock Complementary Input.
RF Divider and Internal Clock Input.
Charge Pump and CML Driver Supply Pin. 3.3 V analog (clean) supply.
CML Driver Complementary Output.
CML Driver Output.
Charge Pump Output.
Phase Frequency Detector Reference Input.
Phase Frequency Detector Reference Complementary Input.
Phase Frequency Detector Oscillator (Feedback) Complementary Input.
Phase Frequency Detector Oscillator (Feedback) Input.
Charge Pump Current Set. Program charge pump current with a resistor to AGND.
CML Driver Output Current Set. Program CML output current with a resistor to AGND.
DAC Output Current Set. Program DAC output current with a resistor to AGND.
The exposed paddle on this package is an electrical connection as well as a thermal enhancement.
In order for the device to function properly, the paddle must be attached to analog ground.
Rev. A | Page 11 of 32
AD9540

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