CAT1640LI-42-G ON Semiconductor, CAT1640LI-42-G Datasheet
CAT1640LI-42-G
Specifications of CAT1640LI-42-G
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CAT1640LI-42-G Summary of contents
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Supervisory Circuits with I CMOS EEPROM FEATURES Precision power supply voltage monitor — 5V, 3.3V and 3V systems - +5.0V (+/- 5%, +/- 10%) - +3.3V (+/- 5%, +/- 10%) - +3.0V (+/- 10%) Active low reset, CAT1640 Active high ...
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CAT1640, CAT1641 BLOCK DIAGRAM — CAT1640, CAT1641 EXTERNAL LOAD D OUT ACK V CC WORD ADDRESS V SS BUFFERS START/STOP SDA LOGIC XDEC CONTROL LOGIC RESET Controller Precision Vcc Monitor RESET (CAT1640) RESET (CAT1641) PIN FUNCTIONS Pin Name Function RESET ...
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ABSOLUTE MAXIMUM RATINGS Temperature Under Bias .................... - +85 C Storage Temperature ........................ - +105 C Voltage on any Pin with (1) Respect to Ground ............. -0. with Respect to Ground ................ -0.5V ...
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CAT1640, CAT1641 CAPACITANCE 1.0 MHz Symbol Test (1) C Output Capacitance OUT (1) C Input Capacitance IN A.C. CHARACTERISTICS V = 3.0V to 5.5V and over the recommended temperature ...
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RESET CIRCUIT A.C. CHARACTERISTICS ...
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CAT1640, CAT1641 DEVICE OPERATION Reset Controller Description The CAT1640/41 precision RESET controllers ensure correct system operation during brownout and power up/down conditions. They are configured with open- drain RESET/RESET outputs. During power-up, the RESET/RESET output remains active until V reaches ...
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RESET RESET Figure 2. RESET RESET RESET as Manual Reset Input Operation and Timing RESET (Input) RESET (Output) Figure 3. Bus Timing t F SCL t SU:STA SDA IN SDA OUT © 2009 SCILLC. All rights reserved. Characteristics subject to ...
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CAT1640, CAT1641 EMBEDDED EEPROM OPERATION The CAT1640 and CAT1641 feature a 64kbit embedded serial EEPROM that supports the I data transmission protocol. This Inter-Integrated Circuit Bus protocol defines any device that sends data to the bus transmitter ...
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ACKNOWLEDGE After a successful data transfer, each receiving device is required to generate an acknowledge. The acknowledging device pulls down the SDA line during the ninth clock cycle, signaling that it received the 8 bits of data. The CAT1640/41 responds ...
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CAT1640, CAT1641 Page Write The CAT1640/41 writes bytes of data in a single write cycle, using the Page Write operation. The page write operation is initiated in the same manner as the byte write operation, however instead ...
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Acknowledge Polling Disabling of the inputs can be used to take advantage of the typical write cycle time. Once the stop condition is issued to indicate the end of the host’s write opration, the CAT1640/41 initiates the internal write cycle. ...
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CAT1640, CAT1641 Immediate/Current Address Read The CAT1640 and CAT1641 address counter contains the address of the last byte accessed, incremented by one. In other words, if the last READ or WRITE access was to address N, the READ immediately following ...
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PACKAGE OUTLINE DRAWINGS PDIP 8-Lead 300mils (L) PIN # 1 IDENTIFICATION D TOP VIEW SIDE VIEW Notes dimensions are in millimeters. Angles in degrees. 2. Complies with JEDEC standard MS-001. © 2009 SCILLC. All rights ...
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CAT1640, CAT1641 SOIC 8-Lead 150mils (W) PIN # 1 IDENTIFICATION TOP VIEW D e SIDE VIEW Notes dimensions are in millimeters. Angles in degrees. 2. Complies with JEDEC standard MS-012. Doc. No. MD-3012, Rev. D SYMBOL A A1 ...
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TSSOP 8-Lead 4.4mm ( TOP VIEW D SIDE VIEW Notes dimensions are in millimeters. Angles in degrees. 2. Complies with JEDEC standard MS-153. © 2009 SCILLC. All rights reserved. Characteristics subject to change without notice. SYMBOL ...
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CAT1640, CAT1641 TDFN-S-MSOP 8-Pad 3 x 4.9mm (ZD2) D PIN #1 IDENTIFICATION TOP VIEW SYMBOL MIN A 0.70 A1 0.00 A2 0.45 A3 0.20 REF b 0.25 D 2.90 D2 0.90 E 4.80 E2 0.90 e 0.65 TYP L 0.50 ...
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... The standard lead finish is NiPdAu. (3) The device used in the above example is a CAT1640WI-30-GT3 (SOIC, Industrial Temperature, 3.0 - 3.15V, NiPdAu, Tape & Reel, 3,000/Reel). (4) For additional package and temperature options, please contact your nearest ON Semiconductor Sales office. (5) TDFN not available in NiPdAu (-G) version. ...
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... Update Example of Ordering Information Add Ordering Part Number Change document number from 25082, Rev.00 12-Nov-08 C Change logo and fine print to ON Semiconductor 14-Jul-09 D Update Ordering Information table ON Semiconductor and are registered trademarks of Semiconductor Components Industries, LLC (SCILLC). SCILLC reserves the right to make changes without further notice to any products herein ...