PI6C20400LE datasheet(6/10 Pages) PERICOM

部件名	PI6C20400LE

功能描述	1:4 Clock Driver for Intel PCI Express Chipsets

PDF	10 Pages

Scroll/Zoom	100%

制造商	PERICOM [Pericom Semiconductor Corporation]

网页	http://www.pericom.com

标志

6 / 10 page

PS8744A

06/23/05

PI6C20400

1:4 Clock Driver for Intel

PCI Express Chipsets

Current-mode output buffer characteristics of OUT[0:3], OUT[0:3]#

Figure 9. Simplified diagram of current-mode output buffer

IOUT

0.85V

Slope ~ 1/Rs

ROS

VOUT = 0.85V max

Iout

VDD

(3.3V ± 5%)

Differential Clock Buffer characteristics

Symbol

Minimum

Maximum

3000Ω

N/A

ROS

unspecified

VOUT

N/A

850mV

Current Accuracy

Symbol

Conditions

Configuration

Load

Min.

Max.

IOUT

VDD = 3.30 ±5%

RREF = 475Ω 1%

IREF = 2.32mA

Nominal test load for given

configuration

-12%

INOMINAL

+12%

INOMINAL

Note:

INOMINAL refers to the expected current based on the configuration of the device.

Differential Clock Output Current

Board Target Trace/Term Z

Reference R, Iref = VDD/(3xRr)

Output Current

VOH @ Z

100Ω

(100Ω differential ≈ 15% coupling ratio)

RREF = 475Ω 1%,

IREF = 2.32mA

IOH = 6 x IREF

0.7V @ 50

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