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SN54LS348FK

Description
Encoder, LS Series, 8-Bit, TTL, CQCC20, QFN-20
Categorylogic    logic   
File Size265KB,8 Pages
ManufacturerRochester Electronics
Websitehttps://www.rocelec.com/
Download Datasheet Parametric Compare View All

SN54LS348FK Overview

Encoder, LS Series, 8-Bit, TTL, CQCC20, QFN-20

SN54LS348FK Parametric

Parameter NameAttribute value
MakerRochester Electronics
package instructionQCCN,
Reach Compliance Codeunknown
Other features8 TO 3 LINE PRIORITY ENCODER
seriesLS
JESD-30 codeS-CQCC-N20
length8.89 mm
Logic integrated circuit typeENCODER
Number of digits8
Number of functions1
Number of terminals20
Maximum operating temperature125 °C
Minimum operating temperature-55 °C
Output characteristics3-STATE
Package body materialCERAMIC, METAL-SEALED COFIRED
encapsulated codeQCCN
Package shapeSQUARE
Package formCHIP CARRIER
propagation delay (tpd)21 ns
Maximum seat height2.03 mm
Maximum supply voltage (Vsup)5.5 V
Minimum supply voltage (Vsup)4.5 V
Nominal supply voltage (Vsup)5 V
surface mountYES
technologyTTL
Temperature levelMILITARY
Terminal formNO LEAD
Terminal pitch1.27 mm
Terminal locationQUAD
width8.89 mm

SN54LS348FK Preview

SN54LS348, SN74LS348 (TIM9908)
8-LINE TO 3-LINE PRIORITY ENCODERS
WITH 3-STATE OUTPUTS
SDLS161 – OCTOBER 1976 – REVISED MARCH 1988
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of Texas Instruments
standard warranty. Production processing does not necessarily include
testing of all parameters.
Copyright
©
1988, Texas Instruments Incorporated
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
1
SN54LS348, SN74LS348 (TIM9908)
8-LINE TO 3-LINE PRIORITY ENCODERS
WITH 3-STATE OUTPUTS
SDLS161 – OCTOBER 1976 – REVISED MARCH 1988
2
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
SN54LS348, SN74LS348 (TIM9908)
8-LINE TO 3-LINE PRIORITY ENCODERS
WITH 3-STATE OUTPUTS
SDLS161 – OCTOBER 1976 – REVISED MARCH 1988
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
3
SN54LS348, SN74LS348 (TIM9908)
8-LINE TO 3-LINE PRIORITY ENCODERS
WITH 3-STATE OUTPUTS
SDLS161 – OCTOBER 1976 – REVISED MARCH 1988
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
IMPORTANT NOTICE
Texas Instruments and its subsidiaries (TI) reserve the right to make changes to their products or to discontinue
any product or service without notice, and advise customers to obtain the latest version of relevant information
to verify, before placing orders, that information being relied on is current and complete. All products are sold
subject to the terms and conditions of sale supplied at the time of order acknowledgement, including those
pertaining to warranty, patent infringement, and limitation of liability.
TI warrants performance of its semiconductor products to the specifications applicable at the time of sale in
accordance with TI’s standard warranty. Testing and other quality control techniques are utilized to the extent
TI deems necessary to support this warranty. Specific testing of all parameters of each device is not necessarily
performed, except those mandated by government requirements.
CERTAIN APPLICATIONS USING SEMICONDUCTOR PRODUCTS MAY INVOLVE POTENTIAL RISKS OF
DEATH, PERSONAL INJURY, OR SEVERE PROPERTY OR ENVIRONMENTAL DAMAGE (“CRITICAL
APPLICATIONS”). TI SEMICONDUCTOR PRODUCTS ARE NOT DESIGNED, AUTHORIZED, OR
WARRANTED TO BE SUITABLE FOR USE IN LIFE-SUPPORT DEVICES OR SYSTEMS OR OTHER
CRITICAL APPLICATIONS. INCLUSION OF TI PRODUCTS IN SUCH APPLICATIONS IS UNDERSTOOD TO
BE FULLY AT THE CUSTOMER’S RISK.
In order to minimize risks associated with the customer’s applications, adequate design and operating
safeguards must be provided by the customer to minimize inherent or procedural hazards.
TI assumes no liability for applications assistance or customer product design. TI does not warrant or represent
that any license, either express or implied, is granted under any patent right, copyright, mask work right, or other
intellectual property right of TI covering or relating to any combination, machine, or process in which such
semiconductor products or services might be or are used. TI’s publication of information regarding any third
party’s products or services does not constitute TI’s approval, warranty or endorsement thereof.
Copyright
©
1999, Texas Instruments Incorporated

SN54LS348FK Related Products

SN54LS348FK SN54LS348W
Description Encoder, LS Series, 8-Bit, TTL, CQCC20, QFN-20 Encoder, LS Series, 8-Bit, TTL, CDFP16, DFP-16
Maker Rochester Electronics Rochester Electronics
package instruction QCCN, DFP,
Reach Compliance Code unknown unknown
Other features 8 TO 3 LINE PRIORITY ENCODER 8 TO 3 LINE PRIORITY ENCODER
series LS LS
JESD-30 code S-CQCC-N20 R-GDFP-F16
length 8.89 mm 10.2 mm
Logic integrated circuit type ENCODER ENCODER
Number of digits 8 8
Number of functions 1 1
Number of terminals 20 16
Maximum operating temperature 125 °C 125 °C
Minimum operating temperature -55 °C -55 °C
Output characteristics 3-STATE 3-STATE
Package body material CERAMIC, METAL-SEALED COFIRED CERAMIC, GLASS-SEALED
encapsulated code QCCN DFP
Package shape SQUARE RECTANGULAR
Package form CHIP CARRIER FLATPACK
propagation delay (tpd) 21 ns 21 ns
Maximum seat height 2.03 mm 2.03 mm
Maximum supply voltage (Vsup) 5.5 V 5.5 V
Minimum supply voltage (Vsup) 4.5 V 4.5 V
Nominal supply voltage (Vsup) 5 V 5 V
surface mount YES YES
technology TTL TTL
Temperature level MILITARY MILITARY
Terminal form NO LEAD FLAT
Terminal pitch 1.27 mm 1.27 mm
Terminal location QUAD DUAL
width 8.89 mm 6.73 mm

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