ICS621MIT datasheet(5/10 Pages) IDT

5 / 10 page

ICS621

LOW SKEW 1 TO 4 CLOCK BUFFER

FAN OUT BUFFER

IDT™ / ICS™ LOW SKEW 1 TO 4 CLOCK BUFFER

ICS621

REV B 030907

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

100

MHz

Output Rise Time

tOR

20% to 80%, Note 3

1.0

1.5

Output Fall Time

tOF

80% to 20%, Note 3

1.0

1.5

Propagation Delay

Note 1

2.2

Output to Output Skew

Note 2

Rising edges at VDD/2

±150

Parameter

Symbol

Conditions

Min.

Typ.

Max.

Units

Input Frequency

166

MHz

Output Rise Time

tOR

20% to 80%, Note 3

1.0

1.5

Output Fall Time

tOF

80% to 20%, Note 3

1.0

1.5

Propagation Delay

Note 1

2.2

Output to Output Skew

Note 2

Rising edges at VDD/2

±150

Parameter

Symbol

Conditions

Min.

Typ.

Max.

Units

Input Frequency

200

MHz

Output Rise Time

tOR

20% to 80%, Note 3

1.0

1.5

Output Fall Time

tOF

80% to 20%, Note 3

1.0

1.5

Propagation Delay

Note 1

2.2

Output to Output Skew

Note 2

Rising edges at VDD/2

±150

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

°C/W

Case Temperature

120

°C

Thermal Resistance Junction to Top

of Case

ΨJT

Still air

°C/W

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