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SMS8198 Datasheet(PDF) 1 Page - Summit Microelectronics, Inc. |
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SMS8198 Datasheet(HTML) 1 Page - Summit Microelectronics, Inc. |
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1 / 14 page  SUMMIT MICROELECTRONICS, Inc. • 300 Orchard City Drive, Suite 131 • Campbell, CA 95008 • Telephone 408-378-6461 • Fax 408-378-6586 • www.summitmicro.com 1 Characteristics subject to change without notice © SUMMIT MICROELECTRONICS, Inc. 2000 2036 5.0 4/18/00 SUMMIT MICROELECTRONICS, Inc. SMS8198 FEATURES • Designed to operate with the Philips TriMedia Processor • Coordinating the System Reset Function and Providing the Processor’s Configuration Memory • Multiple VTRIP Thresholds - No External Components Required • Guaranteed Reset Assertion to VCC -1V • Reset is an I/O - Allows System Reset Clean up - Provides a De-bounced Manual Reset Func- tion • Industry Standard 2-wire Serial Interface • Hardware Write Lockout Function • High Reliability - Endurance: 100,000 write cycles - Data Retention: 100 Years Philips TriMedia™ Processor Companion Supervisor With a 16K-bit 2-wire Serial Memory OVERVIEW The SMS8198 is a precision supervisory circuit designed specifically as a companion chip for the Philips TriMedia Processor family. The SMS8198 monitors the power supply and holds the system in reset whenever VCC is below the VTRIP threshold. In addition to the supervisory function, the SMS8198 has 16K-bits of nonvolatile memory that is used by the TriMedia processor as the boot memory. The SMS8198 provides 16K-bits of memory that is acces- sible through the industry standard 2-wire serial interface. By integrating a precision supervisory circuit and the hardware WP input, the SMS8198 becomes the perfect companion chip for the Philips TriMedia processor family. Its functions are integral to the boot hardware operation of the TriMedia processors. BLOCK DIAGRAM + – GND VCC 8 4 TRI_RESET# 2 VTRIP RESET CONTROL WP 7 1.26V SCL 6 SDA 5 2036 T BD 2.0 WRITE CONTROL NONVOLATILE MEMORY ARRAY PROGRAMMABLE RESET PULSE GENERATOR |
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Similar Description - SMS8198 |
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