SG521/22/24/28
Spread Spectrum Clock Generator
Approved Product
Absolute Maximum Ratings
Symbol
VDD
Vimax
Vomax
Top
Parameter
Min.
VSS
-0.3
-0.3
0
Typical
Max.
7.0
Unit
V
Conditions
Measured from pin 1, 6 or 15 to VSS
Pins 5, 7, 8, 9, 10, 12, 14 and 16.
Pins 12 and 14
Supply Voltage
3.3/5.0
Input Voltage Relative to VSS
Output Voltage Relative to VSS
Operating Temperature
-
-
-
-
-
VDD+0.3
VDD+0.3
70
V
V
Refer to QA report.
°C
°C
°C
Tst
Storage Temperature
-55
-
150
Refer to QA report.
Tjc
Soldering Junction Temperature
300
10 seconds soldering
Note: Operation at any Absolute Maximum Rating is not implied. Refer to DC Electrical Characteristics for
proper Operating Range.
Test Conditions: VDD=5.0V (+/-10%), CL=15pF, Operating Temperature = 0 to 70°C unless otherwise
specified
DC Electrical Characteristics
Symbol
Parameter
Min. Typical Max.
Unit
V
Conditions
VDD
Power Supply Voltage, Operating
3.135 3.3/5.0
5.5
Measured from pin 1, 6 or 15 to VSS
Pin 2.
OSCin-cl Oscillator Input Load Capacitance
OSCout-cl Oscillator Output Load Capacitance
3
5
pF
pF
Pin 3.
Vinl
Vinh
Iinl
Input Voltage, Low
Input Voltage, High
Input Current, Low
Input Current, High
-
-
0.8
-
V
Pins 5, 7, 8, 9, 10, 12, 14 and 16.
Pins 5, 7, 8, 9, 10, 12, 14 and 16.
Pins 5, 7, 8, 9, 10, 12, 14 and 16.
Pins 5, 7, 8, 9, 10, 12, 14 and 16.
Pins 5, 7, 8, 9, 10, 12, 14 and 16.
VDD = 5.00 VDC
2.0
-
V
-
-
-
50
50
250
-
µA
Iinh
-
µA
Rpu/Rpd Pull-up/down Resistors
100
150
12.5
23.0
3
KΩ
Ohms
Ohms
pF
Zo
Zo
Clock Output Impedance, PRCLK
-
-
Clock Output Impedance, MPCLK
Capacitance, Input
-
VDD = 5.00 VDC
Cin
Pins 2, 5, 7, 8, 9, 10, 12, 14 and 16
Pins 2, 5, 7, 8, 9, 10, 12, 14 and 16
Pins 2, 5, 7, 8, 9, 10, 12, 14 and 16
Ref. = 48 MHz,
PRCLK = 50.00 MHz, No Load.
IDDt
IDDs
IDDd
Current, Leakage, Tri-State
Current, Power Supply, Static
Current, Power Supply, Dynamic
-
-
-
-
5
µA
200
-
500
80
µA
mA
IDDpd
Isco
Current, Power Supply, Power Down
Current, Output, Short Circuit
-
-
25
-
Test = 1.
µA
25
30
mA
PRCLK and MPCLK
Notes: Pins 5, 7, 8, 9, 10, 12, 14 and 16 have internal pull-up or pull-down resistors. These resistors define a
default operating state for this part. Pins 12 and 14 require an external resistor for proper operation.
INTERNATIONAL MICROCIRCUITS,INC. 525 LOS COCHES ST.,
MILPITAS, CA 95035 408-263-6300, FAX 408-263-6571
http:/www.imicorp.com
Rev. 1.3
7/21/1999
Page 4 of 12