Power supply.
3.3 Volt
Voltage regulator
not enabled
Diff. RF output A
Diff. RF output B
100 MHz XO
Diff. reference input
Single ended signal
can be used.
Lock indicator LED
Switch to select:
1) SPI Read back
2) Lock indicator
(1 OR 2)
LMX2595
Serial interface
Loop filter components
(*_LF)
1
2
3
4
5
6
7
8
9
10
Serial interface pin out
Sync
SysRef
EVM Description
4
SNAU219 – June 2017
Copyright © 2017, Texas Instruments Incorporated
LMX2595 EVM Instructions – 19-GHz Wideband Low Noise PLL With
Integrated VCO
2
EVM Description
The LMX2595 is populated on a 4-layer PCB. This brief description should help you use the EVM:
Figure 3. LMX2595EVM Description
The serial interface pin description is as follow:
Table 1. EVM and Serial Interface Connector
Description
NO.
NAME
1
RAMPDIR and CE (Choose with
Resistors on Board)
2
CSB
3
MUXout
4
SDI
5
Not Used
6
GND
7
RampCLK
8
SCK
9
SysRefReq
10
SYNC
