UCD3138RHAT datasheet(83/99 Pages) TI2

83 / 99 page

– Dual Sample & Hold

• Miscellaneous Analog Controls (Current Sharing, Brown-Out, Clock-Gating)

• PMBUS Interface

• General Purpose Input Output (GPIO)

• Timer Modules

• PMBus

• Boot ROM & Boot Flash

– BootROM Function

– Memory Read/Write Functions

– Checksum Functions

– Flash Functions

– Avoiding Program Flash Lock-Up

• ARM7 Architecture

– Modes of Operation

– Hardware/Software Interrupts

– Instruction Set

– Dual State Inter-working (Thumb 16-bit Mode/ARM 32-bit Mode)

• Memory & System Module

– Address Decoder, DEC (Memory Mapping)

– Memory Controller (MMC)

– Central Interrupt Module

• Register Map for all of the above peripherals in UCD3138

2. Fusion Digital Power Studio for Isolated Power Applications – User Guide

In addition to the tools and documentation described above, for the most up to date information regarding

evaluation modules, reference application firmware and application notes/design tips, please visit http://

www.ti.com/product/ucd3138.

13.2 Documentation Support

For related documentation see the following:

13.2.1 References

1. UCD3138 Technical Reference Manual (SNIU028)

2. Fusion Digital Power Studio for Isolated Power Applications (SLUA676)

3. UCD3138 Digital Power Training Series Video Training

4. UCD3138 Family - Practical Design Guideline Applications Note, (SLUA779)

5. ARM7TDMI-S Technical Reference Manual

6. System Management Bus (SMBus) Specification

7. PMBus™ Power System Management Protocol Specification

13.3 Receiving Notification of Documentation Updates

To receive notification of documentation updates, navigate to the device product folder on ti.com. Click on

Subscribe to updates to register and receive a weekly digest of any product information that has changed. For

change details, review the revision history included in any revised document.

13.4 Support Resources

TI E2E™ support forums are an engineer's go-to source for fast, verified answers and design help — straight

from the experts. Search existing answers or ask your own question to get the quick design help you need.

Linked content is provided "AS IS" by the respective contributors. They do not constitute TI specifications and do

not necessarily reflect TI's views; see TI's Terms of Use.

13.5 Trademarks

ARM7TDMI-S™ is a trademark of ARM.

PMBus™ is a trademark of SMIF, Inc..

TI E2E™ is a trademark of Texas Instruments.

www.ti.com

UCD3138

SLUSAP2J – MARCH 2012 – REVISED NOVEMBER 2021

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