3

COMMERCIALANDINDUSTRIALTEMPERATURERANGES

IDT2309

3.3VZERODELAYCLOCKBUFFER

DC ELECTRICAL CHARACTERISTICS - COMMERCIAL

Symbol

Parameter

Conditions

Min.

Max.

Unit

InputLOWVoltageLevel

—

0.8

V

Input HIGH Voltage Level

2

—

V

InputLOWCurrent

—

50

µA

Input HIGH Current

—

100

µA

OutputLOWVoltage

StandardDrive

—

0.4

V

High Drive

Output HIGH Voltage

StandardDrive

2.4

—

V

High Drive

Power Down Current

REF = 0MHz (S2 = S1 = H)

—

12

µA

SupplyCurrent

—

32

mA

SWITCHING CHARACTERISTICS (2309-1) - COMMERCIAL

(1,2)

Symbol

Parameter

Conditions

Min.

Typ.

Max.

Unit

OutputFrequency

10pFLoad

10

—

133

MHz

30pFLoad

10

—

100

40

50

60

%

Rise Time

Measured between 0.8V and 2V

—

—

2.5

ns

Fall Time

Measured between 0.8V and 2V

—

—

2.5

ns

Output to Output Skew

Alloutputsequallyloaded

—

—

250

ps

—

0

±350

ps

1

5

8.7

ns

Device-to-Device Skew

—

0

700

ps

Cycle-to-Cycle Jitter

Measured at 66.66MHz, loaded outputs

—

—

200

ps

PLL Lock Time

Stable power supply, valid clock presented on REF pin

—

—

1

ms

NOTES:

2. All parameters specified with loaded outputs.

Symbol

Parameter

Min.

Max.

Unit

SupplyVoltage

3

3.6

V

OperatingTemperature(AmbientTemperature)

0

70

Load Capacitance < 100MHz

—

30

pF

Load Capacitance 100MHz - 133MHz

—

10

InputCapacitance

—

7

pF

OPERATING CONDITIONS - COMMERCIAL

S2

S1

CLKA

CLKB

Output Source

PLL Shut Down

L

L

Tri-State

Tri-State

Driven

PLL

N

L

H

Driven

Tri-State

Driven

PLL

N

H

L

Driven

Driven

Driven

REF

Y

H

H

Driven

Driven

Driven

PLL

N

NOTES:

1. H = HIGH Voltage Level.

L = LOW Voltage Level

2. This output is driven and has an internal feedback for the PLL. The load on this ouput can be adjusted to change the skew between the REF and the output.