DAC08CS datasheet(9/20 Pages) AD

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DAC08

Rev. C | Page 9 of 20

FREQUENCY (MHz)

0.1

–14

0.2

0.5

1.0

2.0

10.0

–2

–4

–6

–8

–10

–12

5.0

R14 = R15 = 1k

Ω

RL ≤ 500V

ALL BITS ON

VR15 = 0V

CC = 15pF, VIN = 2.0V p-p

CENTERED AT +1.0V

LARGE SIGNAL

CC = 15pF, VIN = 50mV p-p

CENTERED AT +200mV

SMALL SIGNAL

Figure 13. Reference Input Frequency Response

V15, REFERENCE COMMON-MODE VOLTAGE (V)

4.0

–14

3.6

3.2

2.8

2.4

2.0

1.6

1.2

0.8

0.4

–10

–6

TA = TMIN TO TMAX

NOTE: POSITIVE COMMON-MODE

RANGE IS ALWAYS (V+) –1.5V

IREF = 2mA

V– = –15V

V– = –5V

V+ = +15V

ALL BITS ON

IREF = 1mA

IREF = 0.2mA

–2

Figure 14. Reference Amp Common-Mode Range

LOGIC INPUT VOLTAGE (V)

–12

–8

–4

4812

Figure 15. Logic Input Current vs. Input Voltage

TEMPERATURE (°C)

2.0

–50

1.6

1.2

0.8

0.4

100

150

Figure 16. VTH − VLC vs. Temperature

OUTPUT VOLTAGE (V)

4.0

–14

3.6

3.2

2.8

2.4

2.0

1.6

1.2

0.8

0.4

–10

–6

TA = TMIN TO TMAX

IREF = 1mA

IREF = 0.2mA

–2

V– = –15V

V– = –5V

IREF = 2mA

ALL BITS ON

Figure 17. Output Current vs. Output Voltage (Output Voltage Compliance)

TEMPERATURE (°C)

–12

–4

–8

–50

100

150

SHADED AREA INDICATES PERMISSIBLE

OUTPUT VOLTAGE RANGE FOR V– = –15V.

IREF ≤ 2.0mA.

FOR OTHER V– OR IREF,

SEE OUTPUT CURRENT VS. OUTPUT

VOLTAGE CURVE.

Figure 18. Output Voltage Compliance vs. Temperature

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