SY54020R datasheet(5/14 Pages) MICREL

部件名	SY54020R

功能描述	Low Voltage 1.2V/1.8V/2.5V CML 1:4 Fanout Buffer with /EN and Fail-Safe Input 3.2Gbps, 2.5GHz

PDF	14 Pages

Scroll/Zoom	100%

制造商	MICREL [Micrel Semiconductor]

网页	http://www.micrel.com

标志

5 / 14 page

Micrel, Inc.

SY54020R

April 2009

M9999-041409-A

hbwhelp@micrel.com or (408) 955-1690

CML Outputs DC Electrical Characteristics

(5)

VCCO = 1.14V to 1.26V, RL = 50Ω to VCCO,

VCCO = 1.7V to 1.9V; 2.375V to 2.625V, RL = 50Ω to VCCO or 100Ω across the outputs,

VCC = 2.375V to 2.625V. TA = –40°C to +85°C, unless otherwise stated.

Symbol

Parameter

Condition

Min

Typ

Max

Units

VOH

Output HIGH Voltage

RL = 50Ω to VCCO

VCCO-0.020

VCCO-0.010

VCCO

VOUT

Output Voltage Swing

See Figure 3a

300

390

475

VDIFF_OUT

Differential Output Voltage Swing

See Figure 3b

600

780

950

ROUT

Output Source Impedance

Ω

LVTTL/CMOS DC Electrical Characteristics

(5)

VCC = 2.5V ±5%, TA = –40°C to +85°C, unless otherwise stated.

Symbol

Parameter

Condition

Min

Typ

Max

Units

VIH

Input HIGH Voltage

2.0

VCC

VIL

Input LOW Voltage

0.8

IIH

Input HIGH Current

VIH = VCC

200

µA

IIL

Input LOW Current

VIL = 0V

-5

µA

Note:

5. The circuit is designed to meet the DC specifications shown in the above table after thermal equilibrium has been established.

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