ICS290
TRIPLE PLL FIELD PROG. SPREAD SPECTRUM CLOCK SYNTHESIZER
EPROM CLOCK SYNTHESIZER
DC Electrical Characteristics
Unless stated otherwise,
VDD = 3.3 V ±5%,
Ambient Temperature -40 to +85° C
Parameter
Operating Voltage
Symbol
VDD
Conditions
Config. Dependent - See
VersaClock
TM
Estimates
Min.
3.135
Typ.
Max.
3.465
Units
V
mA
Operating Supply Current
IDD
Eight 33.3333 MHz outs,
PDTS = 1, no load, Note 1
PDTS = 0, no load
S2:S0
S2:S0
VDD-0.5
VDD/2+1
27
500
0.4
0.4
mA
µA
V
V
V
V
V
VDD/2-1
V
V
V
0.4
V
Input High Voltage
Input Low Voltage
Input High Voltage, PDTS
Input Low Voltage, PDTS
Input High Voltage
Input Low Voltage
Output High Voltage
(CMOS High)
Output High Voltage
Output Low Voltage
Short Circuit Current
Nom. Output Impedance
Internal pull-up Resistor
Internal pull-down
Resistor
Input Capacitance
V
IH
V
IL
V
IH
V
IL
V
IH
V
IL
V
OH
V
OH
V
OL
I
OS
Z
O
R
PUS
R
PD
C
IN
ICLK
ICLK
I
OH
= -4 mA
I
OH
= -8 mA (Low Drive);
I
OH
= -12 mA (High Drive)
I
OL
= 8 mA (Low Drive);
I
OL
= 12 mA (High Drive)
Low Drive
High Drive
S2:S0, PDTS
CLK outputs
Inputs
VDD/2+1
VDD-0.4
2.4
±40
±70
20
190
120
4
mA
Ω
kΩ
kΩ
pF
Note 1: Example with 25 MHz crystal input with eight outputs of 33.3 MHz, no load, and VDD = 3.3 V.
IDT™ / ICS™
TRIPLE PLL FIELD PROG. SPREAD SPECTRUM CLOCK SYNTHESIZER 5
ICS290
REV E 041207