Arm®

S1C31 family

Epson's S1C31 is the Arm®Cortex®-M0+ (32bit) processor family with several build in features such as Timer, Serial interface, LCD driver, USB controller and Flash memory.The harmonization the Epson's original low leak process and this energy efficient Arm®Cortex®-M0+ processor, can contribute to those application which desires longer battery life with high accuracy.
(Application examples : Portable measurement applications and etc)

Arm and Cortex are registered trademarks of Arm Limited in the US and other countries. All rights reserved.

Related information

Voice & Sound MCU

Document download

Product lineup

S1C31W00 Series

Unique User Interfaces integrated

  • LCD Driver integrated, Dot Matrix
S1C31D00 Series

Low power, Large size flash memory integrated

  • Memory LCD interface, Graphic controller
  • Voice

S1C31W00 Series

The S1C31W00 series can realize low power operation with large capacity flash memory and dot matrix LCD driver. It's suitable for wearable devices with dot matrix display.

Status Product LCD Driver Product Form Clock frequency
(Max.)		 Flash RAM Data SheetPDF
Data sheet		 Manual PDF
Manual		 Manual PDF
Manual Errata
Package Chip
MP S1C31W65 56x4/52x8 TQFP14-100 - 33MHz 128KB 16KB S1C31W65 Data Sheet
820KB		 S1C31W74 Technical Manual
10,477KB		 -
MP S1C31W73 96x16/88x24/80x32 QFP21-216 〇 33MHz 384KB 32KB S1C31W73 Data Sheet
730KB		 S1C31W74 Technical Manual
12,642KB		 -
MP S1C31W74 88x16/80x24/72x32 VFBGA8H-181 〇 20.5MHz 512KB 128KB S1C31W74 Data Sheet
754KB		 S1C31W74 Technical Manual
10,027KB		 S1D14F57 Errata
517KB

S1C31D00 Series

The S1C31D00 series has unique user interfaces such as memory display interface, graphic controller and voice function.

Status Product LCD Driver Product Form Features Clock frequency
(Max.)		 Memory Data SheetPDF
Data sheet		 Manual PDF
Manual		 Manual PDF
Manual Errata
Package Chip Flash RAM
MP S1C31D01 - WCSP96
TQFP14-80
VFBGA5H-81		 〇 Memory Display I/F 20.5MHz 256KB 96KB S1C31D01 Data Sheet
854KB		 S1C31D01 Technical Manual
12,700KB		 -
MP S1C31D50
S1C31D51		 - TQFP12-48
QFP13-64
TQFP14-80
QFP15-100		 - Voice 16MHz 192KB S1C31D50
8KB
(22KB)
S1C31D51
10KB
(22KB)		 S1C31D50/D51 Data Sheet
1,232KB		 S1C31D50 /D51 Technical Manual
11,439KB		 -
  • ST(Status) MP(Mass Production) UD(Under Development)

Video Contents

Epson Memory Display Controller Introduction

Epson has a Memory Display Controller IC (CPU-less version).
Detail of Memory Display Controller IC

Please contact your Epson representative for products whose manuals/technical documents are not listed.