DAC7568C datasheet(17/58 Pages) TI

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200 V/div

=5.5V

FromCode:4000h

ToCode:C000h

Rising

Edge

1V/div

TriggerPulse5V/div

InternalReferenceEnabled

Time(2ms/div)

ZoomedRisingEdge

200 V/div

=5.5V

FromCode:C000h

ToCode:4000h

Falling

Edge

1V/div

TriggerPulse5V/div

InternalReferenceEnabled

Time(2ms/div)

ZoomedFallingEdge

DD =5.5V

ClockFeedthroughImpulse~0.5nV-s

InternalReferenceEnabled

Time(1ms/div)

Time(4ms/div)

AVDD =5.5V

ExternalReference=2.5V

DAC=ZeroScale

Load=470pF||2kW

ChannelC

~18mVPP

~4mVPP

ChannelD

Time(20ms/div)

=5.5V

ExternalReference=2.5V

DAC=Midscale

Load=470pF||2kW

ChannelsA/B

AVDD

Time(4ms/div)

=5.5V

DAC=ZeroScale

Load=470pF||2kW

ChannelC

ChannelD

~4mVPP

DAC7568

DAC8168

DAC8568

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

TYPICAL CHARACTERISTICS: DAC at AVDD = 5.5V (continued)

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

DAC codes in straight binary data format, unless otherwise noted.

HALF-SCALE SETTLING TIME:

5V RISING EDGE

5V FALLING EDGE

Figure 54.

Figure 55.

CLOCK FEEDTHROUGH

POWER-ON GLITCH

2MHz, MIDSCALE

RESET TO ZERO SCALE

Figure 56.

Figure 57.

POWER-ON GLITCH

RESET TO MIDSCALE

POWER-OFF GLITCH

Figure 58.

Figure 59.

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Product Folder Link(s): DAC7568 DAC8168 DAC8568

DAC7568C Datasheet(PDF) 17 Page - Texas Instruments

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