LTC1699EMS8-80#TR Linear Technology, LTC1699EMS8-80#TR Datasheet
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LTC1699EMS8-80#TR
Specifications of LTC1699EMS8-80#TR
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LTC1699EMS8-80#TR Summary of contents
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... An internal timer pulls the PGOOD pin low for the divider setting changes or the converters are turned on via the SMBus and the VRON pin. , LTC and LT are registered trademarks of Linear Technology Corporation. AMD Athlon is a trademark of Advanced Micro Devices, Inc. Pentium is a registered trademark of Intel Corporation. ...
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... U Storage Temperature ...................... - Lead Temperature (Soldering, 10 sec).................. 300 ORDER PART NUMBER 1 SEL 2 NC LTC1699EMS8-80 3 SDA LTC1699EMS8-81 4 SCL LTC1699EMS8-82 5 VRON 6 PGOOD MS8 PART 7 NC MARKING 8 CPU_ON LTPV GN PACKAGE 16-LEAD PLASTIC SSOP LTPW T = 125 C, JMAX LTTB The denotes the specifications which apply over the full operating = 25 C ...
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ELECTRICAL CHARACTERISTICS temperature range, otherwise specifications are at T SYMBOL PARAMETER I SDA, PGOOD, CPU_ON, IO_ON, SK1 CLK_ON Sink Current 2. SDA, PGOOD, CPU_ON, IO_ON, SK2 CLK_ON Sink Current 5. ...
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LTC1699 Series W U TYPICAL PERFOR A CE CHARACTERISTICS Supply Current vs Supply Voltage 350 300 250 200 150 100 50 0 1.5 2 2.5 3 3.5 4 4.5 5 5 ...
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W U TYPICAL PERFOR A CE CHARACTERISTICS SCL, SDA and SEL Input Current vs Temperature 5. 5.5V PIN SCL PIN ...
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LTC1699 Series CTIO S Note: Pin numbers apply to 16-lead SSOP packages. SEL (Pin 1): Register Select Input. A TTL compatible logic input pin that is used to select resistor divider settings. ...
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CTIO AL BLOCK DIAGRA SDA SCL V CC POWER-ON RESET SEL SENSE R1 GND * LTC1699-80 10k LTC1699-81 20k LTC1699-82 10k TEST CIRCUIT W SMBus INTERFACE LATCH 5 5 ...
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LTC1699 Series DIAGRA S 8 ACK DCON VID0 VID1 VID2 VID3 VID4 ACK ACK DCON VID0 VID0 VID1 VID1 VID2 VID2 VID3 VID4 VID3 VID4 ACK ACK RD VID0 VID1 VID2 VID3 VID4 ACK ...
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DIAGRA S t BUF SDA t HD:STA SCL t LOW STOP START SCL SDA STOP SMBON 1.3V DCON 1.3V SEL 1.3V CPU_ON 1.3V IO_ON CLK_ON PGOOD 0.7V VRON V MAX V SENSE V (V ...
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LTC1699 Series U U APPLICATIO S I FOR ATIO In general, adjustable DC/DC Converters regulate the output voltage by dividing it down with a resistor divider and comparing the result against a precision reference voltage ( shown in ...
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U U APPLICATIO S I FOR ATIO output voltage of a DC/DC converter that generates the CPU core supply voltage. Its programmable ratios (see Table 1) are designed for 0.8V-referenced converters such as the LTC1628, LTC1702, LTC1735 and LTC1778 and ...
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LTC1699 Series U U APPLICATIO S I FOR ATIO SLAVE ON ADDRESS COMMAND S 1110001 R/W A 000XXXXX A SLAVE OFF ADDRESS COMMAND S 1110001 R/W A 011XXXXX A SLAVE SETUP ADDRESS COMMAND S 1110001 R/W A 001XXXXX A VID4 ...
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U U APPLICATIO S I FOR ATIO Register 1. After issuing the final acknowledgement bit, the SMBus interface returns to an idle state and waits for the next start bit. Read Word Protocol The Read Word protocol starts off like ...
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... Register 0 and Register 1 are set to 11111B. The DCON bit is pulled high so that the CPU_ON, IO_ON, CLK_ON and PGOOD pins are pulled low to shut down the DC/DC converters. Burst Mode is a trademark of Linear Technology Corporation. DCON PGOOD CPU_ON, IO_ON, CLK_ON ...
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U U APPLICATIO S I FOR ATIO Operating Sequence A typical control sequence for the LTC1699-80, LTC1699-81 and LTC1699- follows: • On power up, the DCON bit is preset to a high state by the power-on reset (POR) ...
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LTC1699 Series U TYPICAL APPLICATIO S 16 ...
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U TYPICAL APPLICATIO S LTC1699 Series 17 ...
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LTC1699 Series U TYPICAL APPLICATIO S SMBus Programmed CPU Core Voltage Regulator for 2-Step Applications (V C 0.1 F INTV CC 10k 100k C POWER 470k 220pF GOOD Q5 Q4 0.1 F 47pF V SENSE CC 180pF LTC1699-81 VRON FB ...
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... INTERLEAD FLASH OR PROTRUSIONS SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE Information furnished by Linear Technology Corporation is believed to be accurate and reliable. However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen- tation that the interconnection of its circuits as described herein will not infringe on existing patent rights. ...
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... VID Programmer for Intel VRM9.0 LTC1778 Wide Operating Range LTC1929/ 2-Phase High Efficiency Synchronous Step-Down Switching Regulators LTC1929- trademark of Linear Technology Corporation. SENSE Linear Technology Corporation 20 1630 McCarthy Blvd., Milpitas, CA 95035-7417 (408) 432-1900 FAX: (408) 434-0507 www.linear-tech.com Enhanced Data Transmission Speed ...