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LTC6994CDCB-1#PBF

Description
LTC6994 - TimerBlox: Delay Block/ Debouncer; Package: DFN; Pins: 6; Temperature Range: 0°C to 70°C
Categorylogic    logic   
File Size365KB,26 Pages
ManufacturerLinear ( ADI )
Websitehttp://www.analog.com/cn/index.html
Environmental Compliance
Download Datasheet Parametric View All

LTC6994CDCB-1#PBF Overview

LTC6994 - TimerBlox: Delay Block/ Debouncer; Package: DFN; Pins: 6; Temperature Range: 0°C to 70°C

LTC6994CDCB-1#PBF Parametric

Parameter NameAttribute value
Brand NameLinear Technology
Is it Rohs certified?conform to
MakerLinear ( ADI )
Parts packaging codeDFN
package instructionHVSON, SOLCC6,.12,20
Contacts6
Manufacturer packaging codeDCB
Reach Compliance Codecompliant
ECCN codeEAR99
series6994
JESD-30 codeR-PDSO-N6
JESD-609 codee3
length3 mm
Logic integrated circuit typeSILICON DELAY LINE
Humidity sensitivity level1
Number of functions1
Number of taps/steps1
Number of terminals6
Maximum operating temperature70 °C
Minimum operating temperature
Output polarityTRUE
Package body materialPLASTIC/EPOXY
encapsulated codeHVSON
Encapsulate equivalent codeSOLCC6,.12,20
Package shapeRECTANGULAR
Package formSMALL OUTLINE
Peak Reflow Temperature (Celsius)NOT SPECIFIED
power supply2.5/5 V
Maximum supply current (ICC)0.2 mA
programmable delay lineYES
Certification statusNot Qualified
Maximum seat height0.8 mm
Maximum supply voltage (Vsup)5.5 V
Minimum supply voltage (Vsup)2.25 V
Nominal supply voltage (Vsup)3.3 V
surface mountYES
technologyCMOS
Temperature levelCOMMERCIAL
Terminal surfaceMatte Tin (Sn)
Terminal formNO LEAD
Terminal pitch0.5 mm
Terminal locationDUAL
Maximum time at peak reflow temperatureNOT SPECIFIED
width2 mm
LTC6994-1/LTC6994-2
TimerBlox: Delay Block/
Debouncer
FeaTures
n
n
n
DescripTion
The LTC
®
6994 is a programmable delay block with a
range of 1µs to 33.6 seconds. The LTC6994 is part of
the TimerBlox
®
family of versatile silicon timing devices.
A single resistor, R
SET
, programs an internal master os-
cillator frequency, setting the LTC6994’s time base. The
input-to-output delay is determined by this master oscil-
lator and an internal clock divider, N
DIV
, programmable
to eight settings from 1 to 2
21
:
n
n
n
n
n
n
n
Delay Range: 1µs to 33.6 Seconds
Configured with 1 to 3 Resistors
Delay Max Error:
– <2.3% for Delay > 512µs
– <3.4% for Delay of 8µs to 512µs
– <5.1% for Delay of 1µs to 8µs
Delay One or Both Rising/Falling Edges
2.25V to 5.5V Single Supply Operation
70µA Supply Current at 10µs Delay
500µs Start-Up Time
CMOS Output Driver Sources/Sinks 20mA
–55°C to 125°C Operating Temperature Range
Available in Low Profile (1mm) SOT-23 (ThinSOT™)
and 2mm
×
3mm DFN
t
DELAY
=
N
DIV
• R
SET
• 1µs, N
DIV
= 1, 8, 64,...,2
21
50kΩ
applicaTions
n
n
n
n
n
The output (OUT) follows the input (IN) after delaying
the rising and/or falling transitions. The LTC6994-1 will
delay the rising or falling edge. The LTC6994-2 will delay
both transitions, and adds the option to invert the output.
DEVICE
LTC6994-1
LTC6994-2
DELAY FUNCTION
or
or
Noise Discriminators/Pulse Qualifiers
Delay Matching
Switch Debouncing
High Vibration, High Acceleration Environments
Portable and Battery-Powered Equipment
L,
LT, LTC, LTM, Linear Technology, TimerBlox and the Linear logo are registered trademarks
and ThinSOT is a trademark of Linear Technology Corporation. All other trademarks are the
property of their respective owners.
The LTC6994 also offers the ability to dynamically adjust
the delay time via a separate control voltage.
For easy configuration of the LTC6994, download the
TimerBlox Designer tool at
www.linear.com/timerblox.
Typical applicaTion
Noise Discriminator
NOISY
INPUT
IN
OUT
LTC6994-2
GND
V
+
0.1µF
R
SET
75k
SET
DIV
699412 TA01a
QUALIFIED
OUTPUT
3.3V
IN
2V/DIV
1.5µs
OUT
2V/DIV
20µs/DIV
699412 TA01b
1.5µs
699412fb
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