ML6554 데이터 시트보기 (PDF) - Fairchild Semiconductor

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ML6554

3A Bus Termination Regulator

Fairchild Semiconductor 

PRODUCT SPECIFICATION

3.3V POWER

SUPPLY

V

A

VCCQ

SUPPLY

V

A

ML6554

ACTIVE

CLAMP

VCCQ

VDD

ML6554

EVAL

GND

VTT

CURRENT SOURCE/SINK

POWER SUPPLY

ITT

Figure 9. Test Circuit Setup

VTT VARIANCE WITH VDD@ITT (VCCQ 2.5V)

TESTED WITH EVAL PCB

1.29

1.28

1.27

1.26

2.0

2.5

3.0

3.5

4.0

VDD (V)

ITT

3A SINKING

2A SINKING

1A SINKING

0A SINKING

3A SOURCING

2A SOURCING

1A SOURCING

Figure 10. VTT Performance for SSTL-2 Bus

REV. 1.1.3 3/8/02

9

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