SX8677IWLTRT Semtech Corporation, SX8677IWLTRT Datasheet

SX8677IWLTRT

Manufacturer Part Number

SX8677IWLTRT

Description

Haptics Enabled Multitouch 4/5-Wire Resistive Touchscreen Controller with P

Manufacturer

Semtech Corporation

Datasheets

1.SX8651.pdf (2 pages)

2.SX8674EVK.pdf (63 pages)

3.SX8677IWLTRT.pdf (63 pages)

Specifications of SX8677IWLTRT

Pack_quantity

3000

Comm_code

85423990

Lead_time

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S E M T E C H A D V A N C E D C O M M U N I C A T I O N S & S E N S I N G

SX8651/53/74/75/76/77/78

Key Product Features

• Low Power Operation

- 1.65V to 3.7V (SX8651/53)

- 2.3V to 3.6V (SX8674/75/76/77/78)

- 30µA @ 2.3V 8ksps

- 0.4µA stand-by current

• 4/5-wire touchscreen interface with programmable

• Support various multi-touch gestures such as pinch/

• Fully programmable proximity sensing (SX8674/76)

- > 5cm detection distance

- No additional components required

• Built-in haptics driver for LRA and ERM (SX8674/75)

- Up to 250 mA drive capability

- Short circuit and over temperature protection

• On-chip ESD protection up to ±15kV

• Ultra small footprint solution:

SX8651/53: 1.46 mm x 1.96 mm 12-WLCSP and

SX8674/75/76/77/78: 2.07mm x 2.07mm 19-WLCSP

• Dedicated hardware reset pin

• 400kHz I²C interface

World’s First Haptics Enabled, Multi-touch Resistive Touchscreen

Controller with Proximity Sensing and ±15kV ESD Protection

digital filtering/averaging

stretch/rotate on low cost 4-wire resistive touchscreen

and 4mm x 4mm 20-QFN

3mm x 3mm 12-DFN/4mm x 3mm 14-DFN

Product Brief

Applications

• Game machinces, portable music players

• Mobile phones

• DSC

• GPS

• Conference Phone

• Home Appliance Control Panels

• POS/POI terminals

• Touch-screen monitors

Block Diagram

AUX1/WIPER

X+/BR

Y+/TR

VREG

X-/TL

Y-/BL

GND

VDD

PROXIMITY SENSING

POR

LDO

SENSING

ANALOG

12-ADC

TOUCHSCREEN/

INTERFACE

W W W . S E M T E C H . C O M

PROCESSING

SX8674

& 1.8 MHz

SENSOR

DIGITAL

TEMP

OSC

IBIAS

32K

CTRL

INTERFACE

HAPTICS

HOST

I/F

NRST

SDA

MVDD

MOUTP

MOUTN

ADDR

NIRQ

SCL

AUX2

AUX3

MGND

MIN

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