Power supply, Dc power input jack (j1), Power supply –65 – Altera Cyclone II DSP Development Board User Manual

Page 72

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2–64

Reference Manual

Altera Corporation

Cyclone II DSP Development Board

August 2006

Power Supply

Table 2–33

lists the on-board oscillator reference.

Power Supply

This section describes the power supply, power regulators, and the power
plane connectors.

DC Power Input Jack (J1)

A 9-20 Volt (V) DC input is provided by a right-angle 2.5 mm power jack
with a 5.5mm barrel. Two switching power supplies are used to provide
the incoming DC voltage, which is regulated down to 6 V, 3.3 V, and 1.8 V
by three switching power supplies. From these voltages all other on-
board voltages are generated.

Table 2–34

lists the power-supply specifications.

Table 2–33. On-Board Oscillator Reference

Item

Description

Board reference

U20

Part number

ECS-3953M-1000-BN-TR

Device description

100-MHz surface mount oscillator

Manufacturer

ECS, Inc.

Manufacturer web site

www.ecsxtal.com

Table 2–34. Power Supply Specifications

Item

Description

Board reference

N/A (power supply adapter)

Part number

TR9KT3750LCP-Y

Device description

Switching power supply,
Input: 100-240 V, ~1.2 A max., 50-60 Hz
Output: +16 V, 3.75 A, 60 W max.

Manufacturer

GlobTek Inc.

Manufacturer web site

www.globtek.com

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