AD9551BCPZ

更新时间： 2024-01-07 12:41:20

品牌	Logo	应用领域
亚德诺 - ADI		时钟发生器
页数	文件大小	规格书
40页	793K
描述
Multiservice Clock Generator

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数据手册

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AD9551BCPZ 数据手册

AD9551

SPECIFICATIONS

Minimum and maximum values apply for full range of supply voltage and operating temperature variation. Typical values apply for VDD = 3.3 V,

T_A= 25°C, unless otherwise noted.

REFERENCE CLOCK INPUT CHARACTERISTICS

Table 1.

Parameter

Min

Typ

Max

Unit

MHz

Test Conditions/Comments

FREQUENCY RANGE

INPUT CAPACITANCE

INPUT RESISTANCE

DUTY CYCLE

19¹

806

kΩ

Measured single-ended

REFERENCE CLOCK INPUT VOLTAGE SWING

Measured with a differential probe across

the input pins

Differential

Single-Ended

250

Maximum magnitude across pin pair

Peak-to-peak

¹The 19 MHz lower limit applies only to the 19.44 MHz operating mode.

OUTPUT CHARACTERISTICS

Table 2.

Parameter

Min

Typ

Max

Unit

Test Conditions/Comments

LVPECL MODE

Differential Output Voltage Swing

Common-Mode Output Voltage

Frequency Range

Duty Cycle

Rise/Fall Time¹(20% to 80%)

690

765

889

MHz

Output driver static

VDD − 1.77 VDD − 1.66 VDD − 1.20

900

305

Up to 805 MHz output frequency

100 Ω termination between both pins of

the output driver

255

LVDS MODE

Differential Output Voltage Swing

Balanced, V_OD

247

454

Voltage swing between output pins;

output driver static

Absolute difference between voltage

swing of normal pin and inverted pin;

output driver static

Unbalanced, ΔV_OD

Offset Voltage

Common Mode, V_OS

Common-Mode Difference, ΔV_OS

1.125

1.375

Output driver static

Voltage difference between output pins;

output driver static

Short-Circuit Output Current

Frequency Range

Duty Cycle

Rise/Fall Time¹(20% to 80%)

900

MHz

Up to 805 MHz output frequency

100 Ω termination between both pins of

the output driver

285

355

CMOS MODE

Output Voltage High, V_OH

Output driver static; standard drive

strength setting

I_OH= 10 mA

I_OH= 1 mA

2.8

Output Voltage Low, V_OL

Output driver static; standard drive

strength setting

I_OL= 10 mA

I_OL= 1 mA

Frequency Range

0.5

0.3

200

MHz

3.3 V CMOS; standard drive strength

setting

Rev. B | Page 4 of 40

1 2 345 6 7...40

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