SY89809 datasheet(2/4 Pages) MICREL

2 / 4 page

ClockWorks™

SY89809L

Micrel

OE(1)

CLK_SEL

Q0 – Q8

/Q0 – /Q8

LOW

HIGH

LOW

HIGH

HSTL_CLK

/HSTL_CLK

LVPECL_CLK

/LVPECL_CLK

TRUTH TABLE

NOTE:

1. The OE (output enable) signal is synchronized with the low level of the

HSTL_CLK and LVPECL_CLK signal.

Level

Direction

Signal

HSTL

Input

HSTL_CLK, /HSTL_CLK

HSTL

Output

Q0 – Q8, /Q0 – /Q8

LVPECL

Input

LVPECL_CLK, /LVPECL_CLK

LVCMOS/LVTTL

Input

CLK_SEL, OE

SIGNAL GROUPS

ABSOLUTE MAXIMUM RATINGS(1)

Symbol

Rating

Value

Unit

VCCI, VCCO

VCC Pin Potential to Ground Pin

–0.5 to +4.0

VIN

Input Voltage

–0.5 to VCCI

IOUT

DC Output Current (Output HIGH)

–50

Tstore

Storage Temperature

–65 to +150

°C

NOTE:

1. Permanent device damage may occur if ABSOLUTE MAXIMUM RATINGS are exceeded. This is a stress rating only and functional operation is not

implied at conditions other than those detailed in the operational sections of this data book. Exposure to ABSOLUTE MAXIMUM RATING conditions

for extended periods may affect device reliability.

DC ELECTRICAL CHARACTERISTICS

TA = 0°CTA = +25°CTA = +70°C

Symbol

Parameter

Min.

Typ.

Max.

Min.

Typ.

Max.

Min.

Typ.

Max.

Unit

VOH

Output HIGH Voltage(1)

1.0

—

1.2

1.0

—

1.2

1.0

—

1.2

VOL

Output LOW Voltage(1)

—

0.4

—

0.4

—

0.4

VIH

Input HIGH Voltage

VX +0.1

—

1.6

VX +0.1

—

1.6

VX +0.1

—

1.6

VIL

Input LOW Voltage

–0.3

—

VX –0.1

–0.3

—

VX –0.1

–0.3

—

VX –0.1

Input Crossover Voltage

0.68

—

0.9

0.68

—

0.9

0.68

—

0.9

IIH

Input HIGH Current

+20

—–350

+20

—–350

+20

—–350

µA

IIL

Input LOW Current

——

–500

——

–500

——

–500

µA

HSTL

TA = 0°CTA = +25°CTA = +70°C

Symbol

Parameter

Min.

Typ.

Max.

Min.

Typ.

Max.

Min.

Typ.

Max.

Unit

VCCI

VCC Core

3.0

3.3

3.6

3.0

3.3

3.6

3.0

3.3

3.6

VCCO

VCC Output

1.6

1.8

2.0

1.6

1.8

2.0

1.6

1.8

2.0

ICCI

ICC Core

—

115

140

—

115

140

—

115

140

Power Supply

NOTE:

1. Outputs loaded with 50

Ω to ground.

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