245304-003
Datasheet
v
Pentium
III Processor Mobile Module MMC-2
19
20
21
22
23
24
25
Printed Circuit Board Thickness..........................................................................50
Keep-out Zone.....................................................................................................51
82443BX Thermal Transfer Plate (Reference Only) ..........................................52
82443BX Thermal Transfer Plate Detail..............................................................52
CPU Thermal Transfer Plate (Reference Only)...................................................53
Standoff Holes, Board Edge Clearance, and EMI Containment Ring .................54
Product Tracking Code........................................................................................57
Tables
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
Connector Signal Summary ..................................................................................4
Memory Signal Descriptions..................................................................................6
AGP Signal Descriptions.......................................................................................7
PCI Signal Descriptions.........................................................................................9
Processor and PIIX4E/M Sideband Signal Descriptions.....................................11
Power Management Signal Descriptions ............................................................12
Clock Signal Descriptions....................................................................................13
Voltage Descriptions ...........................................................................................14
ITP and JTAG Pins..............................................................................................15
Miscellaneous Pin Descriptions...........................................................................15
Connector Pin Assignment..................................................................................16
Connector Specifications.....................................................................................19
Configuration Straps for the 82443BX Host Bridge System Controller...............21
Clock State Characteristics.................................................................................23
Power Consumption Values I..............................................................................27
Power Consumption Values II.............................................................................27
BCLK DC Specifications......................................................................................28
BCLK AC Specifications at the Processor Core Pins..........................................28
BCLK Signal Quality AC Specifications at the Processor Core...........................29
System Power Requirements..............................................................................30
Vcore Power Conversion Efficiency ...................................................................31
Voltage Signal Definitions and Sequences .........................................................32
VR_ON In-rush Current.......................................................................................33
Bulk Capacitance Requirements.........................................................................35
Thermal Sensor SMBus Address........................................................................48
Thermal Sensor Configuration Register..............................................................48
Thermal Design Power Specification ..................................................................55
Environmental Standards....................................................................................58