ICS181-02
L
OW
EMI C
LOCK
G
ENERATOR
AC Electrical Characteristics
Unless stated otherwise,
VDD = 3.3 V±5% or 5 V±10%,
Ambient Temperature 0 to +70° C, C
L
=15 pf
Parameter
Input/Output Clock Frequency
Input Crystal Frequency
Input Clock Duty Cycle
Output Clock Duty Cycle
Output Rise Time
Output Fall Time
Jitter
Note 1: Measured with 15 pF load
Symbol
Conditions
Min.
28
28
Typ.
Max. Units
48
40
60
MHz
MHz
%
%
ns
ns
ps
Time above VDD/2
Note 1
t
OR
t
OF
0.8 to 2.4 V, note 1
2.4 to 0.8 V, note 1
Cycle-to-cycle
40
40
50
2
2
250
60
5
5
300
Thermal Characteristics
Parameter
Thermal Resistance Junction to
Ambient
Symbol
θ
JA
θ
JA
θ
JA
θ
JC
Conditions
Still air
1 m/s air flow
3 m/s air flow
Min.
Typ.
150
140
120
40
Max. Units
°C/W
°C/W
°C/W
°C/W
Thermal Resistance Junction to Case
Marking Diagram
8
5
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.
181M-02
######
YYWW
1
4
Marking Diagram (Pb free)
8
5
181M02LF
######
YYWW
1
4
MDS 181-02 A
5
l
Revision 110404
te l (4 08) 297 -1 201
l
w w w. i c s t . c o m
I n t e gra t e d C i r cu i t S y s t e m s
l
52 5 Race Stre et, San Jose, CA 95 126
ICS [ INTEGRATED CIRCUIT SYSTEMS ]
