CSS68HC68W1 Datasheet CMOS Serial Digital Pulse Width Modulator

Manufacturer: CSS

Overview: css Custom Silicon Solutions, Inc. CSS68HC68W1 April 2003 CMOS Serial Digital Pulse Width.

CSS68HC68W1 cmos serial digital pulse width modulator by CSS - Datasheet Preview

Datasheet Details

Part number	CSS68HC68W1
Manufacturer	CSS
File Size	51.84 KB
Description	CMOS Serial Digital Pulse Width Modulator
Download	CSS68HC68W1 Download (PDF)

General Description

The CSS68HC68W1 modulates an input clock to provide a variable frequency and variable duty-cycle output signal.

Three 8-bit registers (pulse width, frequency and control) are accessed via a 3 line serial interface.

Pinout (PDIP) TOP VIEW CLK 1 CS 2 VT 3 VSS 4 8 VDD 7 PWM 6 SCK 5 DATA Block Diagram CLK INPUT CLK MODULATOR LOGIC PWM 8 – STAGE RIPPLE COUNTER 8 – STAGE RIPPLE COUNTER PULSE – WIDTH DATA REGISTER RESET LOAD LOAD FREQUENCY DATA REGISTER DATA SCK CS VT 8 – STAGE SHIFT REGISTER 5 – STAGE 2

Key Features

Direct Replacement for Intersil CDP68HC68W1.
Programmable Frequency and Duty Cycle Output.
Serial Bus Input; Compatible with Motorola/Intersil SPI Bus, Simple Shift-Register Type Interface.
8 Lead PDIP Package.
Schmitt Trigger Clock Inputs.
4V to 6V Operation, -40°C to 85°C Temperature Range.
8 MHz Clock Input Frequency.

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