RT1025

Copyright © 2022 Richtek Technology Corporation. All rights reserved.

is a registered trademark of Richtek Technology Corporation

www.richtek.com

DS1025-01

July

2022

2

Applications



Medical Instrumentation (ECG) including :



Heart Rate, Respiration, and Single-Lead ECG



Medical Instrumentation (PPG) including :



Optical Heart-Rate Monitoring (HRM)



Heart-Rate Variability (HRV)



Pulse Oximetry (SpO2 Measurement)



VO2 Max



Sports and Fitness Wearable Devices



High-Precision, Simultaneous, Multichannel Signal

Acquisition

Pin Configuration

(TOP VIEW)

DVDD18

RSV

GND_D

INP_PPG

DVDDIO

VCM

I2C_SEL

SPC_CLK

GND_D

GND_A

SPI_MISO

SPI_CSN

RSV

RSV

GND_D

SPI_MOSI

GND_HV

RESETB

INT

AVDD_HV

GND_HV

VLX

NC

GND

VB

RSV

RSV

GND_A

XTALO

AFE_PWD

RSV

VRLD

INP_ECG

INN_ECG

VBG

GND_A

TX1

TX2

INN_PPG AVDD28

GND_HV

G7

F7

E7

D7

B7

A7

G6

D6

C6

B6

A6

G5

C5

B5

A5

G4

B4

A4

G3

B3

C3

A3

G2

E2

D2

C2

B2

A2

F1

E1

D1

C1

B1

A1

H7

H6

H4

H3

H2

H1

G1

WL-CSP-41B 3.10x3.48 (BS)

Part Status

Part No

Status

Package Type

RT1025WS

Lifebuy

WL-CSP-41B 3.10x3.48 (BS)

The part status values are defined as follows :

Active : Device is in production and is recommended for new designs.

Lifebuy : The device will be discontinued, and a lifetime-buy period is in effect.

NRND : Not recommended for new designs.

Preview : Device has been announced but is not in production.

EOL : Richtek has discontinued the production of the device.