SN74LS90DR2 datasheet, PDF - EEWORLD Datasheet

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SN74LS90DR2: DescriptionDecade Counter, LS Series, Asynchronous, Negative Edge Triggered, 3-Bit, Up Direction, TTL, PDSO14, SOIC-14; Categorylogic logic; File Size850KB，8 Pages; ManufacturerRochester Electronics; Websitehttps://www.rocelec.com/; Environmental Compliance

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SN74LS90DR2 Overview

Decade Counter, LS Series, Asynchronous, Negative Edge Triggered, 3-Bit, Up Direction, TTL, PDSO14, SOIC-14

SN74LS90DR2 Parametric

Parameter Name	Attribute value
Is it lead-free?	Lead free
Is it Rohs certified?	incompatible
Maker	Rochester Electronics
Parts packaging code	SOIC
package instruction	SOP,
Contacts	14
Reach Compliance Code	unknown
Other features	ONE FUNCTION HAS 1 BIT
Counting direction	UP
series	LS
JESD-30 code	R-PDSO-G14
JESD-609 code	e0
length	8.65 mm
Load/preset input	YES
Logic integrated circuit type	DECADE COUNTER
Operating mode	ASYNCHRONOUS
Number of digits	3
Number of functions	2
Number of terminals	14
Maximum operating temperature	70 °C
Minimum operating temperature
Package body material	PLASTIC/EPOXY
encapsulated code	SOP
Package shape	RECTANGULAR
Package form	SMALL OUTLINE
Peak Reflow Temperature (Celsius)	NOT SPECIFIED
propagation delay (tpd)	50 ns
Certification status	Not Qualified
Maximum seat height	1.75 mm
Maximum supply voltage (Vsup)	5.25 V
Minimum supply voltage (Vsup)	4.75 V
Nominal supply voltage (Vsup)	5 V
surface mount	YES
technology	TTL
Temperature level	COMMERCIAL
Terminal surface	Tin/Lead (Sn/Pb)
Terminal form	GULL WING
Terminal pitch	1.27 mm
Terminal location	DUAL
Maximum time at peak reflow temperature	NOT SPECIFIED
Trigger type	NEGATIVE EDGE
width	3.9 mm
minfmax	32 MHz

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SN74LS90DR2 Related Products

	SN74LS90DR2	SN74LS93D	SN74LS93N	SN74LS90D	SN74LS92D	SN74LS92N	SN74LS92DR2
Description	Decade Counter, LS Series, Asynchronous, Negative Edge Triggered, 3-Bit, Up Direction, TTL, PDSO14, SOIC-14	Binary Counter, LS Series, Asynchronous, Negative Edge Triggered, 3-Bit, Up Direction, TTL, PDSO14, SOIC-14	Binary Counter, LS Series, Asynchronous, Negative Edge Triggered, 3-Bit, Up Direction, TTL, PDIP14, PLASTIC, DIP-14	Decade Counter, LS Series, Asynchronous, Negative Edge Triggered, 3-Bit, Up Direction, TTL, PDSO14, SOIC-14	Divide By 12 Counter, LS Series, Asynchronous, Negative Edge Triggered, 3-Bit, Up Direction, TTL, PDSO14, SOIC-14	Divide By 12 Counter, LS Series, Asynchronous, Negative Edge Triggered, 3-Bit, Up Direction, TTL, PDIP14, PLASTIC, DIP-14	Divide By 12 Counter, LS Series, Asynchronous, Negative Edge Triggered, 3-Bit, Up Direction, TTL, PDSO14, SOIC-14
Maker	Rochester Electronics	Rochester Electronics	Rochester Electronics	Rochester Electronics	Rochester Electronics	Rochester Electronics	Rochester Electronics
Parts packaging code	SOIC	SOIC	DIP	SOIC	SOIC	DIP	SOIC
package instruction	SOP,	SOIC-14	PLASTIC, DIP-14	SOIC-14	SOP,	DIP,	SOP,
Contacts	14	14	14	14	14	14	14
Reach Compliance Code	unknown	unknown	unknown	unknown	unknown	unknown	unknown
Other features	ONE FUNCTION HAS 1 BIT	ONE FUNCTION HAS 1 BIT	ONE FUNCTION HAS 1 BIT	ONE FUNCTION HAS 1 BIT	ONE FUNCTION HAS 1 BIT	ONE FUNCTION HAS 1 BIT	ONE FUNCTION HAS 1 BIT
Counting direction	UP	UP	UP	UP	UP	UP	UP
series	LS	LS	LS	LS	LS	LS	LS
JESD-30 code	R-PDSO-G14	R-PDSO-G14	R-PDIP-T14	R-PDSO-G14	R-PDSO-G14	R-PDIP-T14	R-PDSO-G14
length	8.65 mm	8.65 mm	18.48 mm	8.65 mm	8.65 mm	18.48 mm	8.65 mm
Load/preset input	YES	YES	YES	YES	YES	YES	YES
Logic integrated circuit type	DECADE COUNTER	BINARY COUNTER	BINARY COUNTER	DECADE COUNTER	DIVIDE BY 12 COUNTER	DIVIDE BY 12 COUNTER	DIVIDE BY 12 COUNTER
Operating mode	ASYNCHRONOUS	ASYNCHRONOUS	ASYNCHRONOUS	ASYNCHRONOUS	ASYNCHRONOUS	ASYNCHRONOUS	ASYNCHRONOUS
Number of digits	3	3	3	3	3	3	3
Number of functions	2	2	2	2	2	2	2
Number of terminals	14	14	14	14	14	14	14
Maximum operating temperature	70 °C	70 °C	70 °C	70 °C	70 °C	70 °C	70 °C
Package body material	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY
encapsulated code	SOP	SOP	DIP	SOP	SOP	DIP	SOP
Package shape	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR
Package form	SMALL OUTLINE	SMALL OUTLINE	IN-LINE	SMALL OUTLINE	SMALL OUTLINE	IN-LINE	SMALL OUTLINE
propagation delay (tpd)	50 ns	70 ns	70 ns	50 ns	50 ns	50 ns	50 ns
Certification status	Not Qualified	Not Qualified	Not Qualified	Not Qualified	Not Qualified	Not Qualified	Not Qualified
Maximum seat height	1.75 mm	1.75 mm	4.69 mm	1.75 mm	1.75 mm	4.69 mm	1.75 mm
Maximum supply voltage (Vsup)	5.25 V	5.25 V	5.25 V	5.25 V	5.25 V	5.25 V	5.25 V
Minimum supply voltage (Vsup)	4.75 V	4.75 V	4.75 V	4.75 V	4.75 V	4.75 V	4.75 V
Nominal supply voltage (Vsup)	5 V	5 V	5 V	5 V	5 V	5 V	5 V
surface mount	YES	YES	NO	YES	YES	NO	YES
technology	TTL	TTL	TTL	TTL	TTL	TTL	TTL
Temperature level	COMMERCIAL	COMMERCIAL	COMMERCIAL	COMMERCIAL	COMMERCIAL	COMMERCIAL	COMMERCIAL
Terminal form	GULL WING	GULL WING	THROUGH-HOLE	GULL WING	GULL WING	THROUGH-HOLE	GULL WING
Terminal pitch	1.27 mm	1.27 mm	2.54 mm	1.27 mm	1.27 mm	2.54 mm	1.27 mm
Terminal location	DUAL	DUAL	DUAL	DUAL	DUAL	DUAL	DUAL
Trigger type	NEGATIVE EDGE	NEGATIVE EDGE	NEGATIVE EDGE	NEGATIVE EDGE	NEGATIVE EDGE	NEGATIVE EDGE	NEGATIVE EDGE
width	3.9 mm	3.9 mm	7.62 mm	3.9 mm	3.9 mm	7.62 mm	3.9 mm
minfmax	32 MHz	32 MHz	32 MHz	32 MHz	32 MHz	32 MHz	32 MHz
Is it lead-free?	Lead free	Lead free	Lead free	Contains lead	Contains lead	Contains lead	-
JESD-609 code	e0	e4	e4	e0	e0	e0	-
Peak Reflow Temperature (Celsius)	NOT SPECIFIED	NOT SPECIFIED	260	NOT SPECIFIED	NOT SPECIFIED	NOT SPECIFIED	-
Terminal surface	Tin/Lead (Sn/Pb)	NICKEL PALLADIUM GOLD	NICKEL PALLADIUM GOLD	TIN LEAD	TIN LEAD	TIN LEAD	-
Maximum time at peak reflow temperature	NOT SPECIFIED	NOT SPECIFIED	NOT SPECIFIED	NOT SPECIFIED	NOT SPECIFIED	NOT SPECIFIED	-
Base Number Matches	-	1	1	1	1	-	-

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