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WT6148

Digital Monitor Controller

Weltrend Semiconductor 

WT6148/WT6160v1.02

Digital Monitor Controller

GENERAL DESCRIPTION

The WT6148/ WT6160 is a microcontroller for digital controlled monitor. It contains an 8-bit CPU, 48K

/60K bytes ROM, 1056 bytes RAM, 14 PWMs, parallel I/Os, SYNC signal processor, timer, DDC1/2B

interface, master/slave I2C interface, 6-bit A/D converter and watch-dog timer.

FEATURES

• 8-bit 6502 compatible CPU with 6MHz operating frequency

• WT6148 : 48K bytes ROM,

WT6160 : 60K bytes ROM,

,1024 bytes SRAM+32 bytes bit addressable SRAM

• 12MHz crystal oscillator

• 14 channels 8-bit PWM outputs

• Sync signal processor with H+V separation, H/V frequency counter, H/V polarity detection/control

and clamp pulse output

• Six free-running sync signal outputs (Horizontal frequency up to 106KHz 85Hz@1600x1200)

• Self-test pattern

• DDC1/2B module for EDID1.3, EDID2.0 and Enhance EDID

• Fast mode master/slave I2C interface (up to 400KHz)

• Watch-dog timer

• Maximum 28 programmable I/O pins

• One 8-bit programmable timer

• 6-bit A/D converter with 4 selectable inputs

• One external interrupt request input

• Low VDD reset

ORDERING INFORMATION

Package Type

42-pin PDIP

42-pin Shrink PDIP

40-pin PDIP

44-pin SOP

44-pin PLCC

Part Number

WT6148/ WT6160-N42

WT6148/ WT6160-K42

WT6148/ WT6160-N40

WT6148/ WT6160-S44

WT6148/ WT6160-L44

Weltrend Semiconductor, Inc.

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