ICS950812 Datasheet, PDF (5/30 Pages) Integrated Circuit Systems – Frequency Generator with 200MHz Differential CPU Clocks

ICS950812
Frequency Generator with 200MHz Differential CPU Clocks
Maximum Allowed Current
Max 3.3V supply consumption
Condition
Max discrete cap loads,
Vdd = 3.465V
All static inputs = Vdd or GND
Powerdown Mode
(PD# = 0)
40mA
Active Full
280mA
Host Swing Select Functions
MULTSEL
Board Target
Trace/Term Z
Reference R,
Iref = V_DD/3*Rr
Rr = 221 1%,
0
50 ohms
Iref = 5.00mA
1
50 ohms
Rr = 475 1%,
Iref = 2.32mA
Output
Current
Voh @ Z
Ioh = 4 * I REF
Ioh = 6 * I REF
1.0V @ 50 ohm
0.7V @ 50 ohm
PCI Select Functions
E_PCICLK1 (11) E_PCICLK3 (13)
0
0
0
1
1
0
1
1
Note:
E_PCICLK1 = 10Kohm resistor.
E_PCICLK3 = 10Kohm resistor.
0 = No resistor
1 = 10Kohm pull-up to V_DD.
* _{Approximate values}
E_PCICLK(3,1)^*
0ns
0.5ns
1.0ns
1.5ns
IDT^TM Frequency Generator with 200MHz Differential CPU Clocks
5
0542J—01/25/10