Datasheet > AD8338ACPZ-R7

AD8338ACPZ-R7

更新时间： 2022-05-20 03:39:17

品牌	Logo	应用领域
亚德诺 - ADI		放大器
页数	文件大小	规格书
16页	406K
描述
Low Power, 18 MHz Variable Gain Amplifier

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数据手册

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AD8338ACPZ-R7 数据手册

AD8338

Data Sheet

2.0

1.5

1.0

f = 100kHz

= 2V p-p

OUT

LOW = 2mV

HIGH = 20mV

f = 1MHz

1.5

GAIN = 40dB

1.0

0.5

–0.5

–1.0

–1.5

–2.0

–0.5

–1.0

–1.5

0.2

0.4

0.6

0.8

100 120 140 160 180 200

TIME (µs)

Figure 28. Large Signal Pulse Response vs. Time, V_GAIN= 0.6 V

Figure 31. Overdrive Recovery vs. Time

100

= 0pF

–40°C, MODE PIN HIGH

+25°C, MODE PIN HIGH

+85°C, MODE PIN HIGH

–40°C, MODE PIN LOW

+25°C, MODE PIN LOW

+85°C, MODE PIN LOW

= 10pF

= 20pF

= 47pF

–20

–40

–60

–80

–100

= 100mV p-p

OUT

f = 1.5MHz

GAIN = 1

0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2

(V)

0.2

0.4

0.6

0.8

TIME (µs)

GAIN

Figure 29. Small Signal Pulse Response vs. Time (Varying Capacitive Loads)

Figure 32. Supply Current vs. V_GAIN

OFFSET NULL OFF

GAIN

0.6

0.1

10µF

1µF

0.1µF

0.01µF

OUT

1.0

–10

–20

–30

–40

–1.0

GAIN = 100

10M 100M

TIME (µs)

100

10k

100k

FREQUENCY (Hz)

Figure 30. Gain Step Response vs. Time

Figure 33. Offset Null Bandwidth vs. Offset Null Capacitor

Rev. 0 | Page 10 of 16

1...7 8 91011 12 13...16

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