ICS421-05 Datasheet, PDF (4/5 Pages) Integrated Circuit Systems – DIGITAL VIDEO CAMERA CLOCK

ICS421-05
DIGITAL VIDEO CAMERA CLOCK
Parameter
Symbol Conditions
Short Circuit Current
Nominal Output Impedance
On-chip Pull-down Resistor
I_OS Each output
Z_o
OE_USB
Notes: 1. Nominal switching threshold is VDD/2
Min.
Typ.
50
20
150
Max.
Units
mA
W
kΩ
AC Electrical Characteristics
VDD = 1.8 V to 2.4 V, Ambient Temperature 0 to +70°C, unless stated otherwise
Parameter
Symbol
Conditions
Min. Typ.
Input Frequency
Clock Input
27
Output Rise Time
t_OR VDD=2.4 V, 20% to
1.8
80%, C_L=10 pF
Output Fall Time
t_OF VDD=2.4 V, 80% to
1.8
20%, C_L=10 pF
Output Rise Time
t_OR VDD=1.8 V, 20% to
2.5
80%, C_L=10 pF
Output Fall Time
t_OF VDD=1.8 V, 80% to
2.5
20%, C_L=10 pF
Output Clock Duty Cycle
at VDD/2
50
Absolute Pk-Pk Jitter
72 MHz output clock
±200
PLL Lock Time within 1%
Power OFF to lock
Max.
10
Units
MHz
ns
ns
ns
ns
%
ps
ms
Thermal Characteristics
Parameter
Symbol Conditions
Thermal Resistance Junction to
Ambient
θ_JA Still air
θ_JA 1 m/s air flow
θ_JA 3 m/s air flow
Thermal Resistance Junction to Case θ_JC
Min.
Typ.
110
100
80
35
Max.
Units
°C/W
°C/W
°C/W
°C/W
Marking Diagram
8
5
YYWW
21G5L
######
Notes:
1. ###### is the lot code.
2. YYWW is the last two digits of the year, and the week
number that the part was assembled.
3. “L” designates Pb (lead) free package.
1
4
MDS 421-05 B
4
Revision 072304
Integrated Circuit Systems ● 525 Race Street, San Jose, CA 95126 ● tel [phone] ● www.icst.com