M902-01 データシートの表示（PDF） - Integrated Circuit Systems

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M902-01

VCSO BASED GBE CLOCK GENERATOR

Integrated Circuit Systems 

Integrated

Circuit

Systems, Inc.

M902-01

VCSO BASED GBE CLOCK GENERATOR

Product Data Sheet

ELECTRICAL SPECIFICATIONS

DC Characteristics

Unless stated otherwise, VCC = 3.3V +5%,TA = 0 oC to +70 oC (commercial)1, TA = -40 oC to +85 oC (industrial)1, Output Frequency=156.25MHz1,

LVPECL outputs terminated with 50Ω to VCC - 2V

Symbol Parameter

Min

Typ

Max Unit

Power Supply VCC Positive Supply Voltage

3.135

3.3

3.465 V

ICC

Power Supply Current

300

mA

Logic Inputs VIH

VIL

IIH

IIL

Reference

VIH

Clock

Input

VIL

IIH

Input High Voltage

Input Low Voltage

Input High Current

Input Low Current

Input High Voltage

Input Low Voltage

Input High Current

2

EN_EXT_CLK, EXT_CLK,

-0.3

STOP

XTAL_1 / REF_IN

(XTAL_2 disconnected)

-5.0

(Vcc / 2 ) +0.5

-0.3

Vcc +0.3 V

0.8 V

150 µA

µA

Vcc +0.3 V

(Vcc / 2 ) -0.5 V

150 µA

IIL

Input Low Current

-5.0

µA

All Inputs

EN_EXT_CLK, EXT_CLK,

CIN

Input Capacitance, All Inputs STOP,

XTAL_1 / REF_IN, XTAL_2

4

pF

Pull-down

Differential

Output

Rpulldown Internal Pull-down Resistor EN_EXT_CLK, STOP

VOH Output High Voltage

VOL

Output Low Voltage

FOUT, nFOUT (0-1)

VP-P Peak to Peak Output Voltage

Note 1: See Ordering Information on pg. 8

Vcc -1.4

Vcc -2.0

0.5

51

kΩ

Vcc -1.0 V

Vcc -1.7 V

0.85 V

Table 7: DC Characteristics

AC Characteristics

Unless stated otherwise, VCC = 3.3V +5%,TA = 0 oC to +70 oC (commercial)1, TA = -40 oC to +85 oC (industrial)1, Output Frequency=156.25MHz1,

LVPECL outputs terminated with 50Ω to VCC - 2V

Symbol Parameter

Min Typ Max Unit Test Conditions

FOUT Output Frequency Range

125 156.25 190 MHz

FIN

Nominal Input Frequency, XTAL_1 / REF_IN

25

MHz

APR VCSO Pull-Range

±100 ±150

ppm

Φn

Single Side Band

Phase Noise

@156.25MHz

J(t) Jitter (rms)

1kHz Offset

10kHz Offset

100kHz Offset

-90

dBc/Hz

-110

dBc/Hz

-135

dBc/Hz

0.5

1.0 ps

12kHz to 20MHz

tDC

Output Duty Cycle, High Time

45

50

55 %

tR

Output Rise Time

FOUT, nFOUT (0-1) 350

450

550 ps

tF

Output Fall Time

FOUT, nFOUT (0-1) 350

450

550 ps

tS

Output Skew

Between Any Pair

100 ps

EXT_CLK Frequency EXT_CLK

0

200 MHz

20% to 80%

20% to 80%

Note 1: See Ordering Information on pg. 8

Table 8: AC Characteristics

M902-01 Datasheet Rev 2.1

6 of 8

Revised 24Jun2004

Integrated Circuit Systems, Inc. ● Networking & Communications ● www.icst.com ● tel (508) 852-5400

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