DAC7568 datasheet(27/58 Pages) TI

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Time(2 s/div)

=2.7V

FromCode:0000h

ToCode:FFFFh

TriggerPulse

5V/div

Rising

Edge

1V/div

ZoomedRisingEdge

200 V/div

Time(2 s/div)

=2.7V

FromCode:FFFFh

ToCode:0000h

Trigger

Pulse

5V/div

ZoomedFallingEdge

200 V/div

Falling

Edge

1V/div

Time(2 s/div)

=2.7V

FromCode:4000h

ToCode:C000h

ZoomedRisingEdge

200 V/div

Trigger

Pulse

5V/div

Rising

Edge

1V/div

Time(2 s/div)

=2.7V

FromCode:C000h

ToCode:4000h

ZoomedFallingEdge

200 V/div

Trigger

Pulse

5V/div

Falling

Edge

1V/div

DD =2.7V

ClockFeedthroughImpulse~0.4nV-s

InternalReferenceEnabled

Time(1ms/div)

Time(4ms/div)

AVDD =2.7V

ExternalReference=2.5V

DAC=ZeroScale

Load=470pF||2kW

ChannelE

~8mVPP

~4mVPP

ChannelF

DAC7568

DAC8168

DAC8568

www.ti.com ..................................................................................................................................................... SBAS430A – JANUARY 2009 – REVISED APRIL 2009

TYPICAL CHARACTERISTICS: DAC at AVDD = 2.7V (continued)

Channel-specific information provided as examples. At TA = +25°C, internal reference used, and DAC output not loaded, all

DAC codes in straight binary data format, unless otherwise noted

FULL-SCALE SETTLING TIME:

2.7V RISING EDGE

2.7V FALLING EDGE

Figure 106.

Figure 107.

HALF-SCALE SETTLING TIME:

2.7V RISING EDGE

2.7V FALLING EDGE

Figure 108.

Figure 109.

CLOCK FEEDTHROUGH

POWER-ON GLITCH

2.7V, 2MHz, MIDSCALE

RESET TO ZERO SCALE

Figure 110.

Figure 111.

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Product Folder Link(s): DAC7568 DAC8168 DAC8568

DAC7568 Datasheet(PDF) 27 Page - Texas Instruments

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