Block Diagram; Cdce(L)9Xx Simplified Block Diagram (Default Setup) - Texas Instruments CDCE 9 Series User Manual

Block Diagram

1 Block Diagram
5V
From Notebook / PC
* set J25 to activate serial interface
Figure 1. CDCE(L)9xx Simplified Block Diagram (Default Setup)
1.1 Features
• Easy-to-use evaluation module for fast prototyping and application evaluation, supporting the entire
clock family.
• Easy and fast device programming through TI Pro-Clock™ software
• Evaluation of multiple crystals and reference clocks due to flexible input structure
• EVM completely USB powered in factory default
• Option for USB power and external power supply
• No need for programming or notebook/PC connection
2
CDCE(L)9xx Performance Evaluation Module
1.8V LDO
(TI)
3.3V
Output
Supply
3.3V LDO
Selection
3.3V
(TI)
USB
SDA
Chip
+
SCL
*
Peripheral
(FTDI)
J39
(SCL active)
Open Jumper
Shorted Jumper
(for Default)
Y1 crystal
(default)
Copyright © 2007–2010, Texas Instruments Incorporated
1.8V
D1
Output D3
Supply
Selection
2 way
solder
bridges
SDA / S1
J33
(SDA active)
SCL / S2
CDCE (L)9XX
J41
Universal Family
(S0 HIGH)
S0
Footprint
Xin/Clk
Xout
VCTR
SCAU022A – July 2007 – Revised July 2010
www.ti.com
1.8V
Core D2
Supply
Selection
22 W
Y1
22 W
Y2
22 W
Y9