ics9248-103 ETC-unknow, ics9248-103 Datasheet

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ics9248-103

Manufacturer Part Number
ics9248-103
Description
Frequency Generator Integrated Buffers Pentium/protm
Manufacturer
ETC-unknow
Datasheet
Block Diagram
General Description
Frequency Generator & Integrated Buffers for PENTIUM/Pro
Power Groups
9248-103 Rev C 10/14/99
2
Features
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.
2
Pin Configuration
48-Pin SSOP
Pentium is a trademark of Intel Corporation
I
2
C is a trademark of Philips Corporation
ICS9248-103
TM

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ics9248-103 Summary of contents

Page 1

... 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. ICS9248-103 TM Pin Configuration 48-Pin SSOP ...

Page 2

... ICS9248-103 Pin Descriptions ...

Page 3

... Stop Bit Notes serial interface information 2 How to Read: (H) Controller (Host) ACK ACK ACK ACK ACK ACK ACK ACK ACK 2 2 ICS9248-103 2 How to Read: ICS (Slave/Receiver) Start Bit Address D3 (H) ACK Byte Count ACK Byte 0 ACK Byte 1 ACK Byte 2 ACK Byte 3 ACK ...

Page 4

... ICS9248-103 Functionality DD DDL Serial Configuration Command Bitmap ...

Page 5

... ICS9248-103 ...

Page 6

... ICS9248-103 ...

Page 7

... CLK_STOP# Timing Diagram INTERNAL CPUCLK PCICLK [6:0] CLK_STOP# PCI_STOP# (High) SDRAM [7:0] CPUCLK [2:0] CPUCLK _F SDRAM_F ICS9248-103 ...

Page 8

... ICS9248-103 PD# Timing Diagram PD# CPUCLK PCICLK VCO Crystal ...

Page 9

... PCI_STOP# Timing Diagram CPUCLK (Internal) PCICLK_F (Internal) PCICLK_F (Free-running) CLK_STOP# PCI_STOP# PCICLK [6:0] ICS9248-103 ...

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... ICS9248-103 Shared Pin Operation - Input/Output Pins Fig. 1 ...

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... Fig. 2a Fig. 2b ICS9248-103 ...

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... ICS9248-103 Absolute Maximum Ratings Electrical Characte ristics - Input/Supply/Com m on Output Param ete 70C; Supply Voltage ETER SYM BOL Input High Voltage V IH Input Low Voltage V IL Operating Supply I DD3.3 OP Current I Powerdown Current Input Frequency ...

Page 13

... 1.25 V, < 133 MHz 1.25 V, >= 133 MHz 1. 1. ICS9248-103 MIN TYP MAX UNITS 2.4 2.85 V 0.31 0.4 V - 175 ps 200 250 ps MIN TYP MAX UNITS 2 2 ...

Page 14

... ICS9248-103 Electrical Characteristics - PCI 70C 3.3 V +/-5 DDL PARAMETER SYMBOL Output High Voltage V OH1 Output Low Voltage V OL1 Output High Current I OH1 Output Low Current I OL1 1 Rise Time Fall Time Duty Cycle Skew window t sk1 1 Jitter, One Sigma ...

Page 15

... Guaranteed by design, not 100% tested in production (unless otherwise stated) L CONDITIONS ICS9248-103 MIN TYP MAX UNITS 2.4 2.6 V 0.22 0.4 V -32 - 150 250 ps -600 600 ps ...

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... ICS9248-103 µ ° Ordering Information ICS9248yF-103 ICS XXXX PPP ...

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