DAC7678SPW datasheet(22/52 Pages) TI

22 / 52 page

- 2 mV/div

OUT

- 2 V/div

~ 1.8 mVPP

= 2.7 V,

External Reference = 2.5 V,

DAC = Zero Scale,

DACs unloaded

t - Time - 10 ms/div

- 5 mV/div

OUT

SCL - 5 V/div

= 2.7 V,

Clock Feedthrough Impulse ~ 0.5n V-s

External Reference = 2.5 V

t - Time - 1 s/div

- 1 mV/div

OUT

- 2 V/div

t - Time - 10 ms/div

= 2.7 V,

DAC = Zero Scale

- 2 mV/div

OUT

- 2 V/div

= 2.7 V,

External Reference = 2.5 V,

DAC = Mid Scale,

DACs Unloaded

t - Time - 20 ms/div

LDAC Clock

Feed-Through

- 500 V/div

OUT

LDAC - Trigger Pulse

5 V/div

= 2.7 V,

From Code 801h to 800h

External Reference = 2.5 V

t - Time - 2 s/div

- 500 V/div

OUT

= 2.7 V,

From Code 800h to 801h

External Reference = 2.5 V

t - Time - 2 s/div

LDAC Clock

Feed-Through

LDAC - Trigger Pulse

5 V/div

DAC7678

SBAS493A – FEBRUARY 2010 – REVISED AUGUST 2010

www.ti.com

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

At TA = 25°C, external reference used, DAC output not loaded, and all DAC codes in straight binary data format, unless

otherwise noted

CLOCK FEEDTHROUGH

POWER-ON GLITCH

400 kHz, MIDSCALE

RESET TO ZERO SCALE

Figure 80.

Figure 81.

POWER-ON GLITCH

RESET TO MIDSCALE

POWER-OFF GLITCH

Figure 82.

Figure 83.

GLITCH ENERGY:

2.7V 1LSB STEP, RISING EDGE

2.7V 1LSB STEP, FALLING EDGE

Figure 84.

Figure 85.

Submit Documentation Feedback

Product Folder Link(s): DAC7678

DAC7678SPW Datasheet(PDF) 22 Page - Texas Instruments

DAC7678SPW Datasheet(HTML) 22 Page - Texas Instruments

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52

Datasheet Download

Link URL