19
Integrated
Circuit
Systems, Inc.
ICS950908
Preliminary Product Preview
0653A—07/26/04
Power Down Waveform
Note
1. After PD# is sampled active (Low) for 2 consective rising edges of CPUCLKs, all
the output clocks are driven Low on their next High to Low tranistiion.
2. Power-up latency <3ms.
3. Waveform shown for 100MHz
VCO Internal
0ns
12
25ns
50ns
CPU 100MHz
3.3V 66MHz
PCI 33MHz
APIC 16.7MHz
PD#
SDRAM 100MHz
REF 14.318MHZ
48MHZ
20
Integrated
Circuit
Systems, Inc.
ICS950908
Preliminary Product Preview
0653A—07/26/04
Group Offset Waveforms
Cycle Repeats
0ns
CPU 66MHz
CPU 100MHz
CPU 133MHz
SDRAM 133MHz
SDRAM 100MHz
3.5V 66MHz
PCI 33MHz
APIC 16.7MHz
REF 14.318MHz
USB 48MHz
10ns 20ns 30ns 40ns
21
Integrated
Circuit
Systems, Inc.
ICS950908
Preliminary Product Preview
0653A—07/26/04
Ordering Information
ICS950908yFLF-T
INDEX
AREA
INDEX
AREA
12
1 2
N
D
h x 45°
h x 45°
E1
E
SEATING
PLANE
SEATING
PLANE
A1
A
e
-C-
- C -
b
.10 (.004) C
.10 (.004) C
c
L
MIN MAX MIN MAX
A 2.41 2.80 .095 .110
A1 0.20 0.40 .008 .016
b 0.20 0.34 .008 .0135
c 0.13 0.25 .005 .010
D
E 10.03 10.68 .395 .420
E1 7.40 7.60 .291 .299
e
h 0.38 0.64 .015 .025
L 0.50 1.02 .020 .040
N
α
MIN MAX MIN MAX
56 18.31 18.55 .720 .730
10-0034
Reference Doc.: JEDEC Publication 95, MO-118
VARIATIONS
SEE VARIATIONS SEE VARIATIONS
N
D mm. D (inch)
SEE VARIATIONS SEE VARIATIONS
0.635 BASIC 0.025 BASIC
SYMBOL
In Millimeters In Inches
COMMON DIMENSIONS COMMON DIMENSIONS
Example:
Designation for tape and reel packaging
Lead Free (Optional)
Package Type
F = SSOP
Revision Designator (will not correlate with datasheet revision)
Device Type
Prefix
ICS = Standard Device
ICS XXXX y F LF- T

950908BFLF

Mfr. #:
Manufacturer:
IDT
Description:
Clock Generators & Support Products PC MAIN CLOCK
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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