ICS557M-01T Overview
The Tape & Reel (TR) package contains it. There is a case with 8-SOIC (0.154, 3.90mm Width) included. Mounting type Surface Mount is recommended. The device has 1. normaloperation has a frequency of 100MHz. The operating temperature range of 0°C~70°C can be varied. Components can supply voltages of 3.135V~3.465V. The component's main purpose is PCI Express (PCIe). Output HCSL, LVDS is intended. If you want to search for information about a part, you can use ICS557-01.
ICS557M-01T Features
Mounting Type: Surface Mount
Include 1 Circuits
run the output at th range of HCSL, LVDS

ICS557M-01T Applications
There are a lot of Renesas Electronics America Inc.
ICS557M-01T application specific timer applications.

Multi-function Printer
Wireless Access Point
Routers
Ethernet switch/router
PCI Express 2.0/3.0
Broadcast video/audio timing
Processor and FPGA clocking
Any-frequency clock conversion
MSAN/DSLAM/PON
Fibre Channel, SAN

Mounting Type	Surface Mount
Package / Case	8-SOIC (0.154, 3.90mm Width)
Operating Temperature	0°C~70°C
Packaging	Tape & Reel (TR)
Part Status	Obsolete
Moisture Sensitivity Level (MSL)	1 (Unlimited)
Voltage - Supply	3.135V~3.465V
Base Part Number	ICS557-01
Output	HCSL, LVDS
Number of Circuits	1
Frequency (Max)	100MHz
Input	Clock, Crystal
Ratio - Input:Output	1:1
PLL	Yes
Differential - Input:Output	No/Yes
Main Purpose	PCI Express (PCIe)
RoHS Status	Non-RoHS Compliant