ICS621

LOW SKEW 1 TO 4 CLOCK BUFFER

FAN OUT BUFFER

IDT® LOW SKEW 1 TO 4 CLOCK BUFFER

5

ICS621

REV G 051310

AC Electrical Characteristics

VDD = 1.2 V ±5%

, Ambient Temperature -40 to +85° C or 0 to +70° C, unless stated otherwise

VDD = 1.5 V ±5%

, Ambient Temperature -40 to +85° C or 0 to +70° C, unless stated otherwise

VDD = 1.8 V ±5%

, Ambient Temperature -40 to +85° C or 0 to +70° C, unless stated otherwise

Notes: 1. With rail to rail input clock

2. Between any 2 outputs with equal loading.

3. Measured with a 15 pF load.

Thermal Characteristics

Parameter

Symbol

Conditions

Min.

Typ.

Max.

Units

Input Frequency

0

100

MHz

Output Rise Time

20% to 80%, Note 3

1.0

1.5

ns

Output Fall Time

80% to 20%, Note 3

1.0

1.5

ns

Propagation Delay

Note 1

2.2

3

5

ns

Output to Output Skew

Note 2

Rising edges at VDD/2

0

±150

ps

Parameter

Symbol

Conditions

Min.

Typ.

Max.

Units

Input Frequency

0

166

MHz

Output Rise Time

20% to 80%, Note 3

1.0

1.5

ns

Output Fall Time

80% to 20%, Note 3

1.0

1.5

ns

Propagation Delay

Note 1

2.2

3

5

ns

Output to Output Skew

Note 2

Rising edges at VDD/2

0

±150

ps

Parameter

Symbol

Conditions

Min.

Typ.

Max.

Units

Input Frequency

0

200

MHz

Output Rise Time

20% to 80%, Note 3

1.0

1.5

ns

Output Fall Time

80% to 20%, Note 3

1.0

1.5

ns

Propagation Delay

Note 1

2.2

3

5

ns

Output to Output Skew

Note 2

Rising edges at VDD/2

0

±150

ps

Parameter

Symbol

Conditions

Min.

Typ.

Max.

Units

Thermal Resistance Junction to

Ambient

Still air

150

° C/W

1 m/s air flow

140

° C/W

3 m/s air flow

120

° C/W

Thermal Resistance Junction to Case

40

° C/W

Case Temperature

120

° C

Thermal Resistance Junction to Top

of Case

Still air

20

° C/W