Datasheet > LT5524

LT5524

更新时间： 2023-12-20 18:44:02

品牌	Logo	应用领域
亚德诺 - ADI		放大器驱动驱动器
页数	文件大小	规格书
16页	184K
描述
具有数字控制式增益的低失真 IF 放大器 / ADC 驱动器

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中文翻译

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数据手册

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LT5524 数据手册

LT5524

TYPICAL PERFOR A CE CHARACTERISTICS ^{Two tones, 200kHz spacing, T}_A^{= 25°C, EN = 3V,}

U W

V_CC= 5V, V_CCO= 5V, control input levels V_IL= 0.6V, V_IH= 3V unless otherwise noted. (Test circuit shown in Figure 10)

NF vs Attenuation Step at

Freq = 100MHz

Output Noise Floor vs Attenuation

Noise Figure vs Frequency

Step, Freq = 100MHz, R_OUT= 200Ω

–136

–137

–138

–139

–140

–141

–142

10.0

9.5

9.0

8.5

8.0

7.5

7.0

1.5dB ATTENUATION STEP

(PGA0 = LOW)

PGA1 = HIGH

PGA1 = LOW

MAX GAIN

3dB ATTENUATION STEP

(PGA1 = LOW)

250 300

50 100 150 200

350 400

12 15 18 21

FREQUENCY (MHz)

ATTENUATION STEP (dB)

5524 G09

5524 G10

5524 G11

Pulse Response vs Output Level at

Max Gain. Indicated Voltage Levels

are into 50Ω External Load

Single-Ended Output Current

vs Attenuation Step

V_IN(BIAS)vs Attenuation Step

1.60

1.55

1.50

1.45

1.40

21.0

20.5

20.0

19.5

19.0

= 0.82pF

OUT

P-P

1.5V

P-P

INPUTS

–40°C

85°C

25°C

85°C

–40°C

12 15 18 21

2ns/DIV

5524 G12

ATTENUATION STEP (dB)

5524 G14

5524 G13

I_CCShutdown Current vs V_CC

EN = 0.6V

Total I_CCvs Attenuation Step

85°C

25°C

85°C

25°C

–40°C

12 15 18 21

4.7

4.9

5.1

5.5

4.5

5.3

ATTENUATION STEP (dB)

INPUT V (V)

5524 G15

5524 G16

5524f

1...3 4 567 8 9...16

中文翻译

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