SN74278N datasheet, PDF - EEWORLD Datasheet

SN74278N: Description4-Bit Cascadable Priority Registers 14-PDIP 0 to 70; Categorylogic; File Size168KB，5 Pages; ManufacturerTexas Instruments; Websitehttp://www.ti.com.cn/

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SN74278N Overview

4-Bit Cascadable Priority Registers 14-PDIP 0 to 70

Parameter Name	Attribute value
Brand Name	Texas Instruments
Is it lead-free?	Contains lead
Is it Rohs certified?	incompatible
Maker	Texas Instruments
package instruction	DIP, DIP14,.3
Reach Compliance Code	not_compliant
Factory Lead Time	1 week
Other features	4 TO 4 LINE PRIORITY REGISTER; CASCADABLE
series	TTL/H/L
JESD-30 code	R-PDIP-T14
length	19.305 mm
Load capacitance (CL)	15 pF
Logic integrated circuit type	ENCODER
Number of digits	4
Number of functions	1
Number of terminals	14
Maximum operating temperature	70 °C
Minimum operating temperature
Package body material	PLASTIC/EPOXY
encapsulated code	DIP
Encapsulate equivalent code	DIP14,.3
Package shape	RECTANGULAR
Package form	IN-LINE
Peak Reflow Temperature (Celsius)	NOT SPECIFIED
Maximum supply current (ICC)	80 mA
propagation delay (tpd)	39 ns
Certification status	Not Qualified
Maximum seat height	5.08 mm
Maximum supply voltage (Vsup)	5.25 V
Minimum supply voltage (Vsup)	4.75 V
Nominal supply voltage (Vsup)	5 V
surface mount	NO
technology	TTL
Temperature level	COMMERCIAL
Terminal form	THROUGH-HOLE
Terminal pitch	2.54 mm
Terminal location	DUAL
Maximum time at peak reflow temperature	NOT SPECIFIED
width	7.62 mm
Base Number Matches	1

	SN74278N	SN54278W
Description	4-Bit Cascadable Priority Registers 14-PDIP 0 to 70	TTL/H/L SERIES, 4-BIT ENCODER, CDFP14
Is it lead-free?	Contains lead	Contains lead
Is it Rohs certified?	incompatible	incompatible
Maker	Texas Instruments	Texas Instruments
package instruction	DIP, DIP14,.3	DFP, FL14,.3
Reach Compliance Code	not_compliant	not_compliant
Other features	4 TO 4 LINE PRIORITY REGISTER; CASCADABLE	4 TO 4 LINE PRIORITY REGISTER; CASCADABLE
series	TTL/H/L	TTL/H/L
JESD-30 code	R-PDIP-T14	R-CDFP-F14
length	19.305 mm	9.21 mm
Load capacitance (CL)	15 pF	15 pF
Logic integrated circuit type	ENCODER	ENCODER
Number of digits	4	4
Number of functions	1	1
Number of terminals	14	14
Maximum operating temperature	70 °C	125 °C
Package body material	PLASTIC/EPOXY	CERAMIC, METAL-SEALED COFIRED
encapsulated code	DIP	DFP
Encapsulate equivalent code	DIP14,.3	FL14,.3
Package shape	RECTANGULAR	RECTANGULAR
Package form	IN-LINE	FLATPACK
Peak Reflow Temperature (Celsius)	NOT SPECIFIED	NOT SPECIFIED
Maximum supply current (ICC)	80 mA	80 mA
propagation delay (tpd)	39 ns	39 ns
Certification status	Not Qualified	Not Qualified
Maximum seat height	5.08 mm	2.03 mm
Maximum supply voltage (Vsup)	5.25 V	5.5 V
Minimum supply voltage (Vsup)	4.75 V	4.5 V
Nominal supply voltage (Vsup)	5 V	5 V
surface mount	NO	YES
technology	TTL	TTL
Temperature level	COMMERCIAL	MILITARY
Terminal form	THROUGH-HOLE	FLAT
Terminal pitch	2.54 mm	1.27 mm
Terminal location	DUAL	DUAL
Maximum time at peak reflow temperature	NOT SPECIFIED	NOT SPECIFIED
width	7.62 mm	6.29 mm

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