UCD3138 datasheet(7/89 Pages) TI1

7 / 89 page

UCD3138

www.ti.com

SLUSAP2G – MARCH 2012 – REVISED SEPTEMBER 2016

Submit Documentation Feedback

Product Folder Links: UCD3138

Device Comparison Table

3.1

Product Family Comparison

FEATURE

UCD3138x 80 PINS

ARM7TDMI-S Core Processor

31.25 MHz

High Resolution DPWM Outputs (250-ps resolution)

Number of high speed independent feedback loops (number of regulated output voltages)

12-bit, 267ksps, General Purpose ADC channels

Digital comparators at ADC outputs

Flash memory (program) (UCD3138A64)

64 kB

Flash memory (program) (UCD3138128)

128 kB

Flash memory (data)

2 kB

Flash security

√

RAM

8 kB

DPWM switching frequency

up to 2 MHz

Programmable fault inputs

High speed analog comparators with cycle-by-cycle current limiting

UART (SCI)

PMBus

I2C

SPI

Timers

4 (16 bit) and 2 (24 bit)

Timer PWM outputs

Timer capture inputs

Watchdog

√

On-chip oscillator

√

Power-on reset and brown-out detector

√

Sync IN and sync OUT functions

√

Total GPIO (includes all pins with multiplexed functions such as, DPWM, Fault Inputs, SCI, and so

forth)

External Interrupts

(1)

This number represents an alternate pin out that is programmable via firmware. See the UCD3138 Digital Power Peripherals

Programmer’s Manual for details.

(2)

To facilitate simple OVP and UVP connections both comparators B and C are connected to the AD03 pin.

3.2

Product Selection Matrix

FEATURE

UCD3138 64 PIN

(RGC)

UCD3138 40 PIN

(RHA/RMH/RJA)

ARM7TDMI-S core processor

31.25 MHz

High resolution dPWM outputs (250-ps resolution)

Number of high speed independent feedback loops (number of regulated output

voltages)

12-bit, 267ksps, general-purpose ADC channels

Digital comparators at ADC outputs

Flash memory (program)

32 KB

Flash memory (data)

2 KB

Flash security

√

RAM

4 KB

DPWM switching frequency

up to 2 MHz

Programmable fault inputs

1 + 2(1)

High speed analog comparators with cycle-by-cycle current limiting

7(2)

6(2)

UCD3138 bảng dữ liệu(PDF) 7 Page - Texas Instruments

UCD3138 bảng dữ liệu(HTML) 7 Page - Texas Instruments

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89

bảng dữ liệu tải về

Link URL