LTC6990I Просмотр технического описания (PDF) - Linear Technology

Номер в каталоге

Компоненты Описание

производитель

LTC6990I

TimerBlox: Voltage Controlled Silicon Oscillator

Linear Technology 

LTC6990

TYPICAL APPLICATION

Ultrasonic Frequency Sweep Generator

OE

74HC125

OE

OUT

LTC6990

GND

V+

SET

RSET1

49.9k

DIV

6990 TA13

fOUT = 500kHz TO 31.25kHz

C1

0.1µF

2.25V TO 5.5V

R1

976k

R2

102k

CSET

0.022µF

RSET2

750k

SWEEPS FROM 500kHz to 31.25kHz IN A

FEW MILLISECONDS (CONTROLLED BY CSET).

RELATED PARTS

PART NUMBER

LTC1799

LTC6900

LTC6906

LTC6907

LTC6930

LTC6991

LTC6992

LTC6993

LTC6994

DESCRIPTION

1MHz to 33MHz ThinSOT Silicon Oscillator

1MHz to 20MHz ThinSOT Silicon Oscillator

10kHz to 1MHz ThinSOT Silicon Oscillator

40kHz to 4MHz ThinSOT Silicon Oscillator

Fixed Frequency Oscillator, 32.768kHz to 8.192MHz

TimerBlox, Very Low Frequency Clock with Reset

TimerBlox, Voltage-Controlled Pulse Width Modulator

(PWM)

TimerBlox, Monostable Pulse Generator

TimerBlox, Delay Block/Debouncer

COMMENTS

Wide Frequency Range

Low Power, Wide Frequency Range

Micropower, ISUPPLY = 12µA at 100kHz

Micropower, ISUPPLY = 35µA at 400kHz

0.09% Accuracy, 110µs Start-Up Time, 105µA at 32kHz

Cycle Time from 2ms to 9.5 Hours, No Caps, 2.2% Accurate

Simple PWM with Wide Frequency Range

Resistor Set Pulse Width from 1µs to 34sec, No Caps, 3% Accurate

Resistor Set Delay from 1µs to 34sec, No Caps Required, 3% Accurate

30 Linear Technology Corporation

1630 McCarthy Blvd., Milpitas,

(408) 432-1900 ● FAX: (408) 434-0507

C●Aww9w5.0Flion3re5am-r.7oc4roem1i7n/2fo3r6m4-a1ti6on

www.linear.com/LTC6990

6990fc

LT 0214 REV C • PRINTED IN USA

 LINEAR TECHNOLOGY CORPORATION 2010

Share Link: