BTM52 datasheet(10/24 Pages) BUDDIES

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BTM52 DATASHEET

PIO[14]

Bi-directional with programmable

strength internal pull-up/down

Programmable input/output line

PIO[5]

Bi-directional with programmable

strength internal pull-up/down

Programmable input/output line

PIO[6]

Bi-directional with programmable

strength internal pull-up/down

Programmable input/output line

PIO[10]

Bi-directional with programmable

strength internal pull-up/down

Programmable input/output line

PIO[12]

Bi-directional with programmable

strength internal pull-up/down

Programmable input/output line

PCM_IN

CMOS input, with weak internal

pull-down

Synchronous data input

PCM_CLK

Bi-directional with weak

internal pull-down

Synchronous data clock

PCM_OUT

CMOS output, tri-state, with weak

internal pull-down

Synchronous data output

PCM_SYNC

Bi-directional with weak

internal pull-down

Synchronous data sync

SPI_MOSI

CMOS input, with weak internal

pull-down

SPI data input

SPI_CLK Input with weak internal pull-down

SPI clock

SPI_CSB

Input with weak internal pull-up

Chip select for Serial Peripheral Interface

(SPI),active low

SPI_MISO

CMOS output, tri-state, with weak

internal pull-down

SPI data output

LED[1]

Open drain output

LED driver

LED[0]

Open drain output

LED driver

VREGIN_H Regulator input

Input to internal high-voltage linear

regulator (2.5V~4.9V)

VREGEN_H Analogue

Take high to enable high-voltage linear

regulator and switch-mode regulator

+1V8

Supply

High-voltage linear regulator output (1.8V

out)

Switch-mode power regulator output

Switch-mode power regulator output (1.8V

out)

BTM52 Datasheet(PDF) 10 Page - BUDDIES TECHNOLOGY LIMITED.

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