ICS9EPRS475CGLFT IDT, Integrated Device Technology Inc, ICS9EPRS475CGLFT Datasheet - Page 4

• Manufacturer Part Number: ICS9EPRS475CGLFT
• Description: IC EMBEDDED PC MAIN CLK 56TSSOP
• Manufacturer: IDT, Integrated Device Technology Inc

Specifications of ICS9EPRS475CGLFT

• Input: *
• Output: *
• Frequency - Max: *
• Voltage - Supply: *
• Operating Temperature: *
• Mounting Type: Surface Mount
• Package / Case: 56-TSSOP
• Frequency-max: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

General Description
The ICS9EPRS475 is a main clock synthesizer chip that provides all clocks required for AMD embedded
systems. An SMBus interface allows full control of the device.
Block Diagram
IDT
9EPRS475
System Clock for Embedded AMD
®
System Clock for Embedded AMD
X1
X2
OSC
SEL_HTT66
RESTORE#
SMBDAT
SMBCLK
MODE
TM
PD#
based Systems
TM
based Systems
(-0.5% DWN SP)
SRC/SB_SRC/ATIG
EXACT 48MHz
400 to 900 MHz
SRC ZDB PLL
Control
Fixed PLL
SB_SRC
800MHz
600MHz/6
Logic
SS PLL
PWD @
SS PLL
SS PLL
14.318MHz
200MHz
4
SEL_HTT66
100MHz
100MHz
100MHz
HTT_100T/66
HTT_100C/66
SB_SRC
CPUKG
48MHz
ATIG
REF
SRC
1615B—04/26/10