ICS3771-18
DTV, STB CLOCK SOURCE
SYNTHESIZERS
AC Electrical Characteristics
Unless stated otherwise,
VDD = 3.3 V ±5%,
Ambient Temperature 0 to +70° C
Parameter
Crystal Frequency
Edge Rate Rise Time
Edge Rate Fall Time
Output Duty Cycle
Clock Jitter
PLL Lock Time
Symbol
t
OR
t
OF
t
OD
Conditions
20% to 80%, 15 pF load
80% to 20%, 15 pF load
CLK1, CLK2
Min.
0.8
0.8
45
Typ.
1.4
1.4
50
120
Max.
27
Units
MHz
V/ns
V/ns
55
3
%
ps p-p
ms
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.
78
70
68
37
Max. Units
°
C/W
°
C/W
°
C/W
°
C/W
Thermal Resistance Junction to Case
Marking Diagram
16
9
3771G18L
######
YYWW
1
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, RoHS compliant package.
4. Bottom marking: country of origin if not USA.
8
IDT™ / ICS™
DTV, STB CLOCK SOURCE
5
ICS3771-18
REV B 111307
IDT [ INTEGRATED DEVICE TECHNOLOGY ]
