ICS841484I datasheet(3/28 Pages) RENESAS

부품명	ICS841484I

상세설명	FemtoClock® Crystal-to-0.7V Differential HCSL Clock Generator

PDF	28 Pages

Scroll/Zoom	100%

제조업체	RENESAS [Renesas Technology Corp]

홈페이지	http://www.renesas.com

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ICS841484I Data Sheet

FEMTOCLOCK® CRYSTAL-TO-0.7V DIFFERENTIAL HCSL CLOCK GENERATOR

ICS841484DKI REVISION A NOVEMBER 7, 2012

Function Tables

Table 3A. Spread-Spectrum Modulation (SSM) Function Table (fREF = 25MHz)

Table 3B. FSEL Function Table (fREF = 25MHz)

Table 3C. BYPASS Function Table

Table 3D. MR/nOE Function Table

NOTE 1: Asynchronous Function

Table 3E. REF_SEL Function Table

Table 3F. OE_REFOUT Function Table

Input

Outputs

SSM

Q[0:3], nQ[0:3]

SSM off (default)

SSM on (typical: 32kHz, -0.5%) See Table 6B

Inputs

Outputs

FSEL1

FSEL0

M Divider

N Divider

Q[0:3], nQ[0:3]

VCO/12 (100MHz) PCIe

VCO/8 (125MHz) sRIO

VCO/6 (200MHz) PCIe (default)

VCO/3 (400MHz)

Input

BYPASS

PLL Configuration

PLL on (default)

PLL bypassed (Q[0:3], nQ[0:3] = fREF/N)

Input

MR/nOE

FunctionNOTE1

Outputs enabled (default)

Device reset, outputs disabled (High Impedance)

Input

REF_SEL

Input Reference

XTAL (default)

1REF_IN

Input

OE_REFOUT Function

REF_OUT disabled (High Impedance) (default)

REF_OUT enabled

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