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Table 14., Alphabetical Signal Listing Sheet 8 of 12

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Intel® Celeron® Processor 1.66 GHz/1.83 GHz-Package Mechanical Specifications and Pin Information Table 14. Alphabetical Signal Listing (Sheet 8 of 12) Pin Name VCC VCC VCC VCC VCC VCC VCC VCC VCC VCC VCC VCC VCC VCC VCC VCCA VCCP VCCP. VCCP VCCP VCCP VCCP VCCP VCCP VCCP VCCP VCCP VCCP VCCP VCCP VCCP VCCSENSE VID[0] VID[1] VID[2] VID[3] VID[4] VID[5] VSS VSS Pin Number Signal Buffer Type Direction A10 B9 B10 C9 C10 D9 D10 E9 E10 F9 F10 A7 B7 E7 F7 A23 AC23 U6 AF25 AF26 AF23 AB21 AC22 AD21 AE21 AE22 AF22 AA20 AB20 V6 Y6 AA7 AE4 AF3 AE3 AF2 AE2 AF1 AA25 AB26 Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other Power/Other CMOS CMOS CMOS CMOS CMOS CMOS Power/Other Power/Other Output Output Output Output Output Output Intel® Celeron® Processor 1.66 GHz/1.83 GHz DS 44 January 2007 Order Number: 315876-002

Section	Page
Intel® Celeron® Processor 1.66 GHz/ 1.83 GHz	1
Contents	3
Figures	3
Tables	3
Revision History	5
1.0 Introduction	6
Note: The term AGTL+ is used to refer to Assisted GTL+ signaling technology on the processor.	7
1.1 Terminology	7
Table 1. Terminology (Sheet 1 of 2)	7
1.2 References	8
Table 2. References	8
1.3 State of Data	9
Note: All references to the Intel® Celeron® Processor 1.66 GHz/1.83 GHz in this document apply to the Intel® Celeron® Processor 1.66 GHz/1.83 GHz only, unless otherwise specified.	9
2.0 Low Power Features	10
2.1 Clock Control and Low Power States	10
Figure 1. Package-Level Low Power States	10
Figure 2. Core Low Power States	11
2.1.1 Core Low Power States	11
2.1.1.1 C0 State - Normal State	11
2.1.1.2 C1/AutoHALT Powerdown State	11
2.1.1.3 C1/MWAIT Powerdown State	12
2.1.2 Package Low Power States	12
2.1.2.1 Normal State	12
2.1.2.2 Stop-Grant State	12
2.1.2.3 Stop Grant Snoop State	13
2.1.2.4 Sleep State	13
2.2 Enhanced Intel® SpeedStep® Technology (EIST)	13
2.3 Extended Halt State (C1E)	13
Note: The Extended HALT (C1E) state must be enabled for the processor to remain within its specifications.	13
3.0 Electrical Specifications	15
3.1 Front Side Bus and GTLREF	15
3.2 Power and Ground Pins	15
3.3 Decoupling Guidelines	15
3.3.1 VCC Decoupling	15
3.3.2 FSB AGTL+ Decoupling	16
3.3.3 FSB Clock (BCLK[1:0]) and Processor Clocking	16
3.4 Voltage Identification and Power Sequencing	16
Table 3. Intel® Celeron® Processor 1.66 GHz/1.83 GHz VID Map (Sheet 1 of 3)	16
3.5 Catastrophic Thermal Protection	18
3.6 Signal Terminations and Unused Pins	18
Note: The TEST1 and TEST2 pins have unique signal termination requirements. It is mandatory that the TEST2 pin have a 51 W +/-5% pull down resistor to Vss. Please refer to Table 11 for details.	18
3.7 FSB Frequency Select Signals (BSEL[2:0])	18
Table 4. BSEL[2:0] Encoding for BCLK Frequency	18
3.8 FSB Signal Groups	19
Table 5. FSB Pin Groups	19
3.9 CMOS Signals	20
3.10 Maximum Ratings	20
Table 6. Processor DC Absolute Maximum Ratings	20
3.11 Processor DC Specifications	20
Note: The processor DC specifications in this section are defined at the processor core (pads) unless noted otherwise.	20
Table 7. Voltage and Current Specifications for the Intel® Celeron® Processor 1.66 GHz/1.83 GHz	21
Figure 3. Active VCC and ICC Load Line for Intel® Celeron® Processor 1.66 GHz/1.83 GHz	22
Table 8. AGTL+ Signal Group DC Specifications (Sheet 1 of 2)	22
Table 9. CMOS Signal Group DC Specifications	23
Table 10. Open Drain Signal Group DC Specifications	24
4.0 Package Mechanical Specifications and Pin Information	25
4.1 Package Mechanical Specifications	25
4.1.1 Package Mechanical Drawings	25
Figure 4. Micro-FCPGA Package Top and Bottom Views	25
Figure 5. Micro-FCPGA Processor Package Drawing (Sheet 1)	26
Figure 6. Micro-FCPGA Processor Package Drawing (Sheet 2)	27
4.1.2 Processor Component Keep-Out Zones	27
4.1.3 Package Loading Specifications	28
4.1.4 Processor Mass Specifications	28
4.2 Processor Pin-Out and Pin List	28
Figure 7. The Coordinates of the Processor Pins as Viewed From the Top of the Package	29
4.2.1 Alphabetical Signals Reference	30
Table 11. Signal Description (Sheet 1 of 7)	30
Table 12. Quad-Pumped Signal Groups	32
Table 13. DINV[3:0]# Assignment To Data Bus	32
Table 14. Alphabetical Signal Listing (Sheet 1 of 12)	37
Table 15. Alphabetical Pin Listing (Sheet 1 of 12)	49
5.0 Thermal Specifications and Design Considerations	61
Table 16. Power Specifications for the Intel® Celeron® Processor 1.66 GHz/1.83 GHz (Sheet 1 of 2)	61
5.1 Thermal Specifications	62
5.1.1 Thermal Diode	62
Note: The reading of the external thermal sensor (on the motherboard) connected to the processor thermal diode signals, does not...	62
Table 17. Thermal Diode Interface	63
Table 18. Thermal “Diode” Parameters using Diode Mode	63
5.1.2 Thermal Diode Offset	64
Table 19. Thermal “Diode” ntrim and Diode Correction Toffset	64
5.1.3 Intel® Thermal Monitor	64
Note: The Intel thermal monitor automatic mode must be enabled through BIOS for the processor to be operating within specifications.	64
Note: Intel recommends both Thermal Monitor 1 (TM1) and Thermal Monitor 2 (TM2) be always enabled on Intel® Celeron® Processor 1.66 GHz/1.83 GHz.	64
Note: The Intel® Celeron® Processor 1.66 GHz/1.83 GHz only supports TM2 initiated voltage/ frequency transitions. Intel® Celeron...	65
Note: PROCHOT# is not asserted when the processor is in the Stop Grant, and Sleep, low power states (internal clocks stopped), h...	65
5.1.4 Digital Thermal Sensor	66
5.1.5 Out of Specification Detection	66
5.1.6 PROCHOT# Signal Pin	66
5.1.7 FORCEPR# Signal Pin	67

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Intel

Celeron

Processor 1.66 GHz/1.83 GHz—Package Mechanical Specifications and Pin

Information

Intel

Celeron

Processor 1.66 GHz/1.83 GHz

January 2007

Order Number: 315876-002

VCC

A10

Power/Other

VCC

Power/Other

VCC

B10

Power/Other

VCC

Power/Other

VCC

C10

Power/Other

VCC

Power/Other

VCC

D10

Power/Other

VCC

Power/Other

VCC

E10

Power/Other

VCC

Power/Other

VCC

F10

Power/Other

VCC

Power/Other

VCC

Power/Other

VCC

Power/Other

VCC

Power/Other

VCCA

A23

Power/Other

CCP

AC23

Power/Other

CCP

Power/Other

CCP

AF25

Power/Other

CCP

AF26

Power/Other

CCP

AF23

Power/Other

CCP

AB21

Power/Other

CCP

AC22

Power/Other

CCP

AD21

Power/Other

CCP

AE21

Power/Other

CCP

AE22

Power/Other

CCP

AF22

Power/Other

CCP

AA20

Power/Other

CCP

AB20

Power/Other

CCP

Power/Other

CCP

Power/Other

VCCSENSE

AA7

Power/Other

VID[0]

AE4

CMOS

Output

VID[1]

AF3

CMOS

Output

VID[2]

AE3

CMOS

Output

VID[3]

AF2

CMOS

Output

VID[4]

AE2

CMOS

Output

VID[5]

AF1

CMOS

Output

VSS

AA25

Power/Other

VSS

AB26

Power/Other

Table 14.

Alphabetical Signal Listing (Sheet 8 of 12)

Pin Name

Pin Number

Signal Buffer Type

Direction