SI53313 datasheet(4/33 Pages) SILABS

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Si53313

Rev. 1.0

Table 3. DC Common Characteristics

(VDD =1.8 V 5%, 2.5 V  5%, or 3.3 V 10%,TA =–40 to 85 C)

Parameter

Symbol

Test Condition

Min

Typ

Max

Unit

Supply Current

IDD

—

100

Output Buffer

Supply Current

(Per Clock Output)

@100 MHz

IDDOX

LVPECL (3.3 V)

—

Low Power LVPECL (3.3 V)

—

LVDS (3.3 V)

—

CML (3.3 V)

—

HCSL, 100 MHz, 2 pF load (3.3 V)

—

CMOS (1.8 V, SFOUT = Open/0),

per output, CL =5pF, 200MHz

—5

—

CMOS (2.5 V, SFOUT = Open/0),

per output, CL =5pF, 200MHz

—8

—

CMOS (3.3 V, SFOUT = 0/1),

per output, CL =5pF, 200MHz

—15

—

Voltage Reference

VREF

VREF pin (–500 µA < IREF < 500 µA)

—

VDD/2

—

Input High Voltage

VIH

SFOUTx, DIVx, CLK_SEL, OEx

0.8 x VDD

—

Input Mid Voltage

VIM

SFOUTx, DIVx

3-level input pins

0.45 x VDD 0.5 x VDD 0.55 x VDD

Input Low Voltage

VIL

SFOUTx, DIVx, CLK_SEL, OEx

—

0.2 x VDD

Internal Pull-down

Resistor

RDOWN

CLK_SEL, DIVx, SFOUTx,

—

kΩ

Internal Pull-up

Resistor

RUP

OEx, DIVx, SFOUTx

—

kΩ

Table 4. Output Characteristics (LVPECL)

(VDDOX = 2.5 V ± 5%, or 3.3 V ± 10%,TA = –40 to 85 °C)

Parameter

Symbol

Test Condition

Min

Typ

Max

Unit

Output DC Common Mode

Voltage

VCOM

VDDOX –1.595

—

VDDOX –1.245

Single-Ended

Output Swing

VSE

0.40

0.80

1.050

*Note:

Unused outputs can be left floating. Do not short unused outputs to ground.

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