X4043PIZ-2.7A overview
X4043PIZ-2.7A is a component documented by Renesas Technology Corp. The PDF description identifies it as "4k, 512 x 8 Bit CPU Supervisor with 4kbit EEPROM." This guide condenses the most useful engineering information from the available PDF so that designers and sourcing teams can identify the checks that still need confirmation in the original document.
Datasheet snapshot
- Manufacturer: Renesas Technology Corp
- Part number: X4043PIZ-2.7A
- Category: Memory
- Datasheet length: 24 Pages
Key features noted in the PDF
- Selectable watchdog timer
- L o w VCC detection and reset assertion —Five standard reset threshold voltages —Adjust low V CC reset threshold voltage using special programming sequence —Reset signal valid to.
- Low power CMOS —<20µA max standby current, watchdog on —<1µA standby current, watchdog OFF —3mA active current
- 4kbits of EEPROM —16-byte page write mode —Self-timed write cycle —5ms write cycle time (typical)
- Built-in inadvertent write protection —Power-up/power-down protection circuitry —Protect 0, 1/4, 1/2, all or 16, 32, 64 or 128 bytes of EEPROM array with Block Lock ™ protection
- 400kHz 2-wire interface
- 2.7V to 5.5V power supply operation
Specifications and operating details
The following points were extracted from the PDF text. Check the associated conditions, notes and limits in the complete document before using a value in a design.
- RESET /RESET goes active on power-uppower-up and remains active for 250ms after the power supply stabilizes.
- 8V CC Supply Voltage X4043, X4045 FN8118 Rev 3.00 December 9, 2015 Setting a VTRIP Voltage There are two procedures used to set the threshold voltages (VTRIP), depending if the threshold voltage to be stored is higher or lower than the pre.
- For example, if the present V TRIP is 2.9 V and the new VTRIP is 3.2 V, the new voltage can be stored directly into the VTRIP cell.
- After being reset, the value of V TRIP becomes a nomi- nal value of 1.7V or lesser.
- Since this is a nonvola- tile write cycle it will take up to 10ms to complete.
- Exposure to absolute maximum rating conditions for extended periods may affect device reliability.
- OPERATING CHARACTERISTICS (Over the recommended operating conditions unless otherwise specified.) Notes: (1) The device enters the active state after any start, and re mains active until: 9 clock cyc les later if the device selec t bits in.
Topics covered by the datasheet
The document includes sections related to:
- DATASHEET SEARCH SITE
- FEATURES
- DESCRIPTION
- Ordering Information
- REVISION HISTORY
Engineering review checklist
- Confirm supply rails, clock limits, memory size, peripheral mapping and I/O voltage compatibility.
- Check package pinout, boot configuration, programming interface and silicon-revision errata.
- Budget decoupling, thermal margin, startup timing and firmware recovery behavior before release.
Always confirm values against the latest manufacturer-controlled datasheet, especially when qualifying a substitute or releasing a production BOM.
View the complete PDF and model record
Open the X4043PIZ-2.7A datasheet and model details to review the complete PDF, document pages and available product information.
Source attribution
Adapted from the PDF associated with this DigiCamel model page.
Source model URL: https://www.digicamel.com/product.php?slug=x4043piz-2-7a-renesas-technology-corp