SI531 Просмотр технического описания (PDF) - Unspecified

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Компоненты Описание

производитель

SI531

CRYSTAL OSCILLATOR (XO) (10 MHZ TO 1.4 GHZ)

Unspecified 

Si530/531

1. Electrical Specifications

Table 1. Recommended Operating Conditions

Parameter

Symbol Test Condition

Min

Typ

Max

Unit

Supply Voltage1

VDD

3.3 V option

2.5 V option

2.97

3.3

3.63

V

2.25

2.5

2.75

V

1.8 V option

1.71

1.8

1.89

V

Supply Current

IDD

Output enabled

LVPECL

—

111

121

CML

—

99

108

mA

LVDS

—

90

98

CMOS

—

81

88

Tristate mode

—

60

75

mA

Output Enable (OE)2

VIH

0.75 x VDD

—

—

V

VIL

—

—

0.5

V

Operating Temperature Range

TA

–40

—

85

ºC

Notes:

1. Selectable parameter specified by part number. See Section 3. "Ordering Information" on page 7 for further details.

2. OE pin includes a 17 k pullup resistor to VDD.

Table 2. CLK± Output Frequency Characteristics

Parameter

Symbol

Test Condition

Min Typ Max Unit

Nominal Frequency1,2

fO

LVPECL/LVDS/CML

10

—

945 MHz

CMOS

10

—

160 MHz

Initial Accuracy

Temperature Stability1,3

fi

Measured at +25 °C at time of

shipping

—

±1.5

—

ppm

–7

—

+7

–20

—

+20 ppm

–50

—

+50

Aging

Frequency drift over first year —

fa

Frequency drift over 20 year

life

—

—

±3

ppm

—

±10 ppm

Notes:

1. See Section 3. "Ordering Information" on page 7 for further details.

2. Specified at time of order by part number. Also available in frequencies from 970 to 1134 MHz and 1213 to 1417 MHz.

3. Selectable parameter specified by part number.

4. Time from powerup or tristate mode to fO.

2

Rev. 1.5

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