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ICS9250YG-22

Description
Processor Specific Clock Generator, 133MHz, PDSO56, 6.10 MM, 0.50 MM PITCH, TSSOP-56
CategoryThe embedded processor and controller    Microcontrollers and processors   
File Size418KB,11 Pages
ManufacturerIDT (Integrated Device Technology)
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ICS9250YG-22 Overview

Processor Specific Clock Generator, 133MHz, PDSO56, 6.10 MM, 0.50 MM PITCH, TSSOP-56

ICS9250YG-22 Parametric

Parameter NameAttribute value
Is it lead-free?Contains lead
Is it Rohs certified?incompatible
MakerIDT (Integrated Device Technology)
Parts packaging codeTSSOP
package instructionTSSOP,
Contacts56
Reach Compliance Codecompliant
ECCN codeEAR99
JESD-30 codeR-PDSO-G56
JESD-609 codee0
length14 mm
Humidity sensitivity level1
Number of terminals56
Maximum operating temperature70 °C
Minimum operating temperature
Maximum output clock frequency133 MHz
Package body materialPLASTIC/EPOXY
encapsulated codeTSSOP
Package shapeRECTANGULAR
Package formSMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Celsius)240
Master clock/crystal nominal frequency14.318 MHz
Certification statusNot Qualified
Maximum seat height1.2 mm
Maximum supply voltage3.465 V
Minimum supply voltage3.135 V
Nominal supply voltage3.3 V
surface mountYES
technologyCMOS
Temperature levelCOMMERCIAL
Terminal surfaceTin/Lead (Sn/Pb)
Terminal formGULL WING
Terminal pitch0.5 mm
Terminal locationDUAL
Maximum time at peak reflow temperature20
width6.1 mm
uPs/uCs/peripheral integrated circuit typeCLOCK GENERATOR, PROCESSOR SPECIFIC
Integrated
Circuit
Systems, Inc.
ICS9250-22
Frequency Generator for P IV™
Recommended Application:
P IV Chipset Support
Output Features:
4 Differential CPU Clock Pairs @ 3.3V
2 - 3V MREF clocks for memory reference seeds,
(separate single ended but 180 degrees out of phase)
4 - 66MHz reference output
10 - 3V 33MHz PCI clocks
2 - 48MHz clocks
2 - 14.318 reference output
Features:
Support power management: Power Down Mode
Supports Spread Spectrum modulation: 0 to -0.5% down
spread.
Uses external 14.318MHz crystal
Select logic for Differential Swing Control, Test mode,
Tristate, Power down, Spread Spectrum, limited
frequency select, selective clock enable.
External resistor for current reference
FS pins for frequency select
Key Specifications:
3V66 Output jitter <300ps
CPU Output Jitter <200ps
MREF Output jitter <250ps
Pin Configuration
GND
MULTSEL0/REF
MULTSEL1/REF
VDDREF
X1
X2
GNDREF
PCICLK0
PCICLK1
VDDPCI
PCICLK2
PCICLK3
GNDPCI
PCICLK4
PCICLK5
VDDPCI
PCICLK6
PCICLK7
GNDPCI
PCICLK8
PCICLK9
VDDPCI
SEL100/133
GND48
FS0/48MHz
FS1/48MHz
VDD48
PD#
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
VDDMREF
3VMREF
3VMREF_B
GNDMREF
SPREAD#
CPUCLKT3
CPUCLKC3
VDDCPU
CPUCLKT2
CPUCLKC2
GNDCPU
CPUCLKT1
CPUCLKC1
VDDCPU
CPUCLKT0
CPUCLKC0
GNDCPU
I REF
VDDA
GNDA
VDD3V66
3V66-3
3V66-2
GND3V66
GND3V66
3V66-1
3V66-0
VDD3V66
56-Pin 300mil SSOP & TSSOP
Functionality
SEL133/
100
0
0
0
0
1
1
1
1
FS0
0
0
1
1
0
0
1
1
FS1
0
1
0
1
0
1
0
1
Function
Active 100MHz
(Reserved)
(Reserved)
Tristate all outputs
Active 133MHz
(Reserved)
(Reserved)
Test Mode
3VMREF
DIVDER
Block Diagram
PLL2
2
ICS9250-22
48MHz
X1
X2
XTAL
OSC
PLL1
Spread
Spectrum
2
REF
CPU
DIVDER
4
4
CPUCLKT (3:0)
CPUCLKC (3:0)
3VMREF
3VMREF_B
Power Groups
VDDREF, GNDREF= REF, X1, X2
VDDPCI, GNDPCI = PCICLK
VDD48, GND48 = 48MHz, PLL2
VDD3V66, GND3V66=3V66
VDDCPU, GNDCPU = CPUCLK
VDDMREF, GNDMREF=3VMREF, 3VMREF_B
VDDA=VDD (core supply voltage 3.3V)
GNDA=Ground for core supply
9250-22 Rev A 8/25/00
Third party brands and names are the property of their respective owners.
PD#
SPREAD#
MULTSEL (1:0)
SEL100/133
FS(1:0)
Control
Logic
Config.
Reg.
3V66
DIVDER
4
PCI
DIVDER
10
PCICLK (9:0)
3V66 (3:0)
ICS reserves the right to make changes in the device data identified in
this publication without further notice. ICS advises its customers to
obtain the latest version of all device data to verify that any
information being relied upon by the customer is current and accurate.

ICS9250YG-22 Related Products

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Description Processor Specific Clock Generator, 133MHz, PDSO56, 6.10 MM, 0.50 MM PITCH, TSSOP-56 Processor Specific Clock Generator, 133MHz, PDSO56, 0.300 INCH, SSOP-56 Processor Specific Clock Generator, 133MHz, PDSO56, 0.300 INCH, SSOP-56 Processor Specific Clock Generator, 133MHz, PDSO56, 6.10 MM, 0.50 MM PITCH, TSSOP-56
Is it lead-free? Contains lead Lead free Contains lead Lead free
Is it Rohs certified? incompatible conform to incompatible conform to
Maker IDT (Integrated Device Technology) IDT (Integrated Device Technology) IDT (Integrated Device Technology) IDT (Integrated Device Technology)
Parts packaging code TSSOP SSOP SSOP TSSOP
package instruction TSSOP, SSOP, SSOP, TSSOP,
Contacts 56 56 56 56
Reach Compliance Code compliant compliant compliant compliant
ECCN code EAR99 EAR99 EAR99 EAR99
JESD-30 code R-PDSO-G56 R-PDSO-G56 R-PDSO-G56 R-PDSO-G56
JESD-609 code e0 e3 e0 e3
length 14 mm 18.415 mm 18.415 mm 14 mm
Number of terminals 56 56 56 56
Maximum operating temperature 70 °C 70 °C 70 °C 70 °C
Maximum output clock frequency 133 MHz 133 MHz 133 MHz 133 MHz
Package body material PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY
encapsulated code TSSOP SSOP SSOP TSSOP
Package shape RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR
Package form SMALL OUTLINE, THIN PROFILE, SHRINK PITCH SMALL OUTLINE, SHRINK PITCH SMALL OUTLINE, SHRINK PITCH SMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Celsius) 240 260 225 260
Master clock/crystal nominal frequency 14.318 MHz 14.318 MHz 14.318 MHz 14.318 MHz
Certification status Not Qualified Not Qualified Not Qualified Not Qualified
Maximum seat height 1.2 mm 2.794 mm 2.794 mm 1.2 mm
Maximum supply voltage 3.465 V 3.465 V 3.465 V 3.465 V
Minimum supply voltage 3.135 V 3.135 V 3.135 V 3.135 V
Nominal supply voltage 3.3 V 3.3 V 3.3 V 3.3 V
surface mount YES YES YES YES
technology CMOS CMOS CMOS CMOS
Temperature level COMMERCIAL COMMERCIAL COMMERCIAL COMMERCIAL
Terminal surface Tin/Lead (Sn/Pb) Matte Tin (Sn) Tin/Lead (Sn/Pb) Matte Tin (Sn)
Terminal form GULL WING GULL WING GULL WING GULL WING
Terminal pitch 0.5 mm 0.635 mm 0.635 mm 0.5 mm
Terminal location DUAL DUAL DUAL DUAL
Maximum time at peak reflow temperature 20 30 30 30
width 6.1 mm 7.5 mm 7.5 mm 6.1 mm
uPs/uCs/peripheral integrated circuit type CLOCK GENERATOR, PROCESSOR SPECIFIC CLOCK GENERATOR, PROCESSOR SPECIFIC CLOCK GENERATOR, PROCESSOR SPECIFIC CLOCK GENERATOR, PROCESSOR SPECIFIC
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