
ICS180-51
LOW EMI CLOCK GENERATOR
SSCG
IDT / ICS LOW EMI CLOCK GENERATOR
5
ICS180-51
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
8
28
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
180M51LF
######
YYWW
14
5
8