AD605BRZ-R7 datasheet(7/20 Pages) AD

7 / 20 page

AD605

Rev. E | Page 7 of 20

TYPICAL PERFORMANCE CHARACTERISTICS (PER CHANNEL)

VREF = 2.5 V (20 dB/V scaling), f = 1 MHz, RL = 500 Ω, CL = 5 pF, TA = 25°C, VSS = 5 V.

–20

–10

VGN (V)

0.1

0.5

0.9

1.3

1.7

2.1

2.5

2.9

–40°C, +25°C, +85°C

Figure 3. Gain vs. VGN

VGN (V)

–20

–10

FBK (OPEN)

FBK (SHORT)

0.1

0.5

0.9

1.3

1.7

2.1

2.5

2.9

Figure 4. Gain vs. VGN for Different Gain Ranges

30dB/V

(VREF = 1.67V)

20dB/V

(VREF = 2.50V)

ACTUAL

–20

–10

VGN (V)

0.1

0.5

0.9

1.3

1.7

2.1

2.5

2.9

Figure 5. Gain vs. VGN for Different Gain Scalings

40.0

37.5

20.0

30.0

27.5

25.0

22.5

35.0

32.5

THEORETICAL

ACTUAL

VREF (V)

1.25

1.50

1.75

2.00

2.25

2.50

Figure 6. Gain Scaling vs. VREF

3.0

2.5

–3.0

0.20.71.21.72.22.7

–1.0

–1.5

–2.0

–2.5

2.0

1.0

1.5

–0.5

0.5

VGN (V)

+25°C

+85°C

–40°C

Figure 7. Gain Error vs. VGN at Three Temperatures

VGN (V)

2.0

1.5

–2.0

0.2

0.7

1.2

1.7

2.2

2.7

–0.5

–1.0

–1.5

1.0

0.5

f = 5MHz

f = 10MHz

f = 1MHz

Figure 8. Gain Error vs. VGN at Three Frequencies

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