ICS181-53

LOW EMI CLOCK GENERATOR

SSCG

IDT™ / ICS™ LOW EMI CLOCK GENERATOR

5

ICS181-53

REV C 051310

AC Electrical Characteristics

Unless stated otherwise, VDD = 3.3 V±5% or 5 V±10%, Ambient Temperature 0 to +70

° C, CL=15 pf

Note 1: Measured with 15 pF load

Thermal Characteristics

Marking Diagram

Notes:

1. ###### is the lot number.

2. YYWW is the last two digits of the year and week that the part was assembled.

3. “LF” denotes Pb (lead) free package.

4. Bottom marking: country of origin.

Parameter

Symbol

Conditions

Min.

Typ.

Max.

Units

Input/Output Clock Frequency

46

75

MHz

Input Clock Duty Cycle

Time above VDD/2

40

60

%

Output Clock Duty Cycle

Note 1

40

50

60

%

Output Rise Time

tOR

0.8 to 2.4 V, note 1

2

5

ns

Output Fall Time

tOF

2.4 to 0.8 V, note 1

2

5

ns

Jitter

Cycle-to-cycle

250

300

ps

Parameter

Symbol

Conditions

Min.

Typ.

Max.

Units

Thermal Resistance Junction to

Ambient

θJA

Still air

150

° C/W

θJA

1 m/s air flow

140

° C/W

θJA

3 m/s air flow

120

° C/W

Thermal Resistance Junction to Case

θJC

40

° C/W

181M53LF

######

YYWW

14

5

8