ICS7151A Datasheet, PDF (5/8 Pages) Integrated Circuit Systems – Spread Spectrum Clock Generator

ICS7151A-50
Spread Spectrum Clock Generator
DC Electrical Characteristics
Unless stated otherwise, VDD = 3.3 V ±0.3 V, Ambient Temperature -40 to +85°C
Parameter
Symbol
Conditions
Min.
Typ.
Operating Voltage
VDD
3.0
3.3
Supply Current
IDD No load, at 3.3 V,
10
output = 24 MHz
Input Frequency
16.5
Input High Voltage
Input Low Voltage
Output High Voltage
Output Low Voltage
Input Capacitance
V_IH XIN, S0, S1, ENS
V_IL XIN, S0, S1, ENS
V_OH CKOUT, I_OH = -4 mA
V_OL CKOUT, I_OL = 4 mA
C_IN XIN, S0, S1, ENS
CKOUT, 8.3 to 66.7
MHz
VDD * 0.8
0.0
2.0
Load Capacitance
C_L
CKOUT, 66.7 to 100
MHz
CKOUT, 100 to 133.4
MHz
Input Pull-up Resistor R_PU ENS
100
240
Max.
3.6
14
33.4
VDD + 0.3
VDD * 0.20
0.4
16
15
10
7
400
Units
V
mA
MHz
V
V
V
V
pF
pF
pF
pF
kΩ
AC Electrical Characteristics
Unless stated otherwise, VDD = 3.3 V ±0.3 V, Ambient Temperature -40 to +85° C
Parameter
Symbol
Conditions
Min. Typ.
Oscillation Frequency
f_X
Fundamental
16.5
oscillation
Input Frequency
Output Frequency
f_IN
f_OUT
XIN
CKOUT, 2-frequency
division
16.5
8.3
Input Clock Duty Cycle
XIN, 16.5 to 33.4 MHz 40
50
Output Clock Duty Cycle
Output Slew Rate
t_DCC CKOUT, 1.5 V
40
CKOUT, 0.4 to 2.4 V,
0.5
load capacitance 15 pF
TBD
Cycle to Cycle Jitter
t_JC
No load, standard
deviation
TBD
Lock Time
t_LK
CKOUT
2
Modulation Frequency
f_MOD CKOUT=TBD
33
Max. Units
33.4 MHz
33.4 MHz
16.7 MHz
60
%
60
%
3.0 V/ns
200
ps
5
ms
kHz
MDS 7151A-50 A
5
Revision 102005
Integrated Circuit Systems, Inc. ● 525 Race Street, San Jose, CA 95126 ● tel [phone] ● www.icst.com