Altera Stratix II EP2S180 DSP Development Board Uživatelský manuál stáhnout pdf (Strana 28)

2–20 Core Version a.b.c variable Altera Corporation

Stratix II EP2S180 DSP Development Board Reference Manual

Board Components

Table 2–14 shows the reference information for the anti-aliasing filter.

Table 2–15 lists reference information for the D/A converters.

Table 2–16 lists the clock source settings for the D/A converters.

Table 2–14. Anti-Aliasing Filter Reference

Item Description

Board reference N/A

Manufacturer Mini-circuits

Description Anti-aliasing filter

Part number SLP-50

Manufacturer web site www.minicircuits.com

Table 2–15. D/A Converter Reference

Item Description

Board reference U14, U15

Part number DAC904

Device description 14-bit, 165-MSPS D/A

converter

Voltage 3.3-V digital V

, 5.0-V

analog V

Manufacturer Texas Instruments

Manufacturer web site www.ti.com

Table 2–16. D/A Clock Source Settings

J18, J19 Setting Clock Source Signal Name

Pins 1 and 2 Stratix II PLL

Circuitry

dac_PLLCLK1,

dac_PLLCLK2

Pins 3 and 4 Stratix II PLL

Circuitry

dac_PLLCLK1_n,

dac_PLLCLK2_n

Pins 5 and 6 OSC or External

input clock (J10)

dac_CLK_IN1,

dac_CLK_IN2

Pins 7 and 8 External input clock

(J12) DA EXT CLK

dac_DACCLKIN1,

dac_DACCLKIN2

1 2 ... 23 24 25 26 27 28 29 30 31 32 33 ... 57 58

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Altera Stratix II EP2S180 DSP Development Board Uživatelský manuál Strana 28