SN74ALS638A-1DWR datasheet, PDF

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SN74ALS638A-1DWR: DescriptionALS SERIES, 8-BIT TRANSCEIVER, INVERTED OUTPUT, PDSO20, PLASTIC, SO-20; Categorylogic logic; File Size1MB，15 Pages; ManufacturerRochester Electronics; Websitehttps://www.rocelec.com/; Environmental Compliance

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SN74ALS638A-1DWR Overview

ALS SERIES, 8-BIT TRANSCEIVER, INVERTED OUTPUT, PDSO20, PLASTIC, SO-20

SN74ALS638A-1DWR Parametric

Parameter Name	Attribute value
Is it lead-free?	Lead free
Is it Rohs certified?	conform to
Maker	Rochester Electronics
Parts packaging code	SOIC
package instruction	SOP,
Contacts	20
Reach Compliance Code	unknown
Other features	WITH DIRECTION CONTROL
series	ALS
JESD-30 code	R-PDSO-G20
JESD-609 code	e4
length	12.8 mm
Logic integrated circuit type	BUS TRANSCEIVER
Humidity sensitivity level	1
Number of digits	8
Number of functions	1
Number of ports	2
Number of terminals	20
Maximum operating temperature	70 °C
Minimum operating temperature
Output characteristics	OPEN-COLLECTOR/3-STATE
Output polarity	INVERTED
Package body material	PLASTIC/EPOXY
encapsulated code	SOP
Package shape	RECTANGULAR
Package form	SMALL OUTLINE
Peak Reflow Temperature (Celsius)	260
propagation delay (tpd)	30 ns
Maximum seat height	2.65 mm
Maximum supply voltage (Vsup)	5.5 V
Minimum supply voltage (Vsup)	4.5 V
Nominal supply voltage (Vsup)	5 V
surface mount	YES
technology	TTL
Temperature level	COMMERCIAL
Terminal surface	NICKEL PALLADIUM GOLD
Terminal form	GULL WING
Terminal pitch	1.27 mm
Terminal location	DUAL
Maximum time at peak reflow temperature	NOT SPECIFIED
width	7.5 mm

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SN74ALS638A-1DWR Related Products

	SN74ALS638A-1DWR	SN74ALS638AN	SN74ALS638A-1N	SN74ALS638ADW	SN74ALS638A-1DW	SN74AS638AN	SN74ALS639AN	SN74ALS639ADW	SN74AS639DW
Description	ALS SERIES, 8-BIT TRANSCEIVER, INVERTED OUTPUT, PDSO20, PLASTIC, SO-20	ALS SERIES, 8-BIT TRANSCEIVER, INVERTED OUTPUT, PDIP20, 0.300 INCH, ROHS COMPLIANT, PLASTIC, DIP-20	ALS SERIES, 8-BIT TRANSCEIVER, INVERTED OUTPUT, PDIP20, 0.300 INCH, ROHS COMPLIANT, PLASTIC, DIP-20	ALS SERIES, 8-BIT TRANSCEIVER, INVERTED OUTPUT, PDSO20, PLASTIC, SO-20	ALS SERIES, 8-BIT TRANSCEIVER, INVERTED OUTPUT, PDSO20, PLASTIC, SO-20	AS SERIES, 8-BIT TRANSCEIVER, INVERTED OUTPUT, PDIP20, 0.300 INCH, ROHS COMPLIANT, PLASTIC, DIP-20	ALS SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDIP20, 0.300 INCH, ROHS COMPLIANT, PLASTIC, DIP-20	ALS SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDSO20, GREEN, PLASTIC, SOIC-20	AS SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDSO20, PLASTIC, SOP-20
Is it Rohs certified?	conform to	conform to	conform to	conform to	conform to	conform to	conform to	conform to	incompatible
Maker	Rochester Electronics	Rochester Electronics	Rochester Electronics	Rochester Electronics	Rochester Electronics	Rochester Electronics	Rochester Electronics	Rochester Electronics	Rochester Electronics
Parts packaging code	SOIC	DIP	DIP	SOIC	SOIC	DIP	DIP	SOIC	SOIC
package instruction	SOP,	0.300 INCH, ROHS COMPLIANT, PLASTIC, DIP-20	0.300 INCH, ROHS COMPLIANT, PLASTIC, DIP-20	SOP,	SOP,	0.300 INCH, ROHS COMPLIANT, PLASTIC, DIP-20	0.300 INCH, ROHS COMPLIANT, PLASTIC, DIP-20	GREEN, PLASTIC, SOIC-20	PLASTIC, SOP-20
Contacts	20	20	20	20	20	20	20	20	20
Reach Compliance Code	unknown	unknown	unknown	unknown	unknown	unknown	unknown	unknown	unknown
Other features	WITH DIRECTION CONTROL	WITH DIRECTION CONTROL	WITH DIRECTION CONTROL	WITH DIRECTION CONTROL	WITH DIRECTION CONTROL	WITH DIRECTION CONTROL	WITH DIRECTION CONTROL	WITH DIRECTION CONTROL	WITH DIRECTION CONTROL
series	ALS	ALS	ALS	ALS	ALS	AS	ALS	ALS	AS
JESD-30 code	R-PDSO-G20	R-PDIP-T20	R-PDIP-T20	R-PDSO-G20	R-PDSO-G20	R-PDIP-T20	R-PDIP-T20	R-PDSO-G20	R-PDSO-G20
JESD-609 code	e4	e4	e4	e4	e4	e4	e4	e4	e0
length	12.8 mm	25.4 mm	25.4 mm	12.8 mm	12.8 mm	25.4 mm	25.4 mm	12.8 mm	12.8 mm
Logic integrated circuit type	BUS TRANSCEIVER	BUS TRANSCEIVER	BUS TRANSCEIVER	BUS TRANSCEIVER	BUS TRANSCEIVER	BUS TRANSCEIVER	BUS TRANSCEIVER	BUS TRANSCEIVER	BUS TRANSCEIVER
Humidity sensitivity level	1	NOT APPLICABLE	NOT APPLICABLE	1	1	NOT SPECIFIED	NOT APPLICABLE	1	NOT SPECIFIED
Number of digits	8	8	8	8	8	8	8	8	8
Number of functions	1	1	1	1	1	1	1	1	1
Number of ports	2	2	2	2	2	2	2	2	2
Number of terminals	20	20	20	20	20	20	20	20	20
Maximum operating temperature	70 °C	70 °C	70 °C	70 °C	70 °C	70 °C	70 °C	70 °C	70 °C
Output characteristics	OPEN-COLLECTOR/3-STATE	3-STATE	3-STATE	OPEN-COLLECTOR/3-STATE	OPEN-COLLECTOR/3-STATE	3-STATE	3-STATE	3-STATE	3-STATE
Output polarity	INVERTED	INVERTED	INVERTED	INVERTED	INVERTED	INVERTED	TRUE	TRUE	TRUE
Package body material	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY
encapsulated code	SOP	DIP	DIP	SOP	SOP	DIP	DIP	SOP	SOP
Package shape	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR
Package form	SMALL OUTLINE	IN-LINE	IN-LINE	SMALL OUTLINE	SMALL OUTLINE	IN-LINE	IN-LINE	SMALL OUTLINE	SMALL OUTLINE
Peak Reflow Temperature (Celsius)	260	NOT SPECIFIED	NOT SPECIFIED	260	260	NOT SPECIFIED	NOT SPECIFIED	260	NOT SPECIFIED
propagation delay (tpd)	30 ns	30 ns	30 ns	30 ns	30 ns	20 ns	30 ns	30 ns	22 ns
Maximum seat height	2.65 mm	5.08 mm	5.08 mm	2.65 mm	2.65 mm	5.08 mm	5.08 mm	2.65 mm	2.65 mm
Maximum supply voltage (Vsup)	5.5 V	5.5 V	5.5 V	5.5 V	5.5 V	5.5 V	5.5 V	5.5 V	5.5 V
Minimum supply voltage (Vsup)	4.5 V	4.5 V	4.5 V	4.5 V	4.5 V	4.5 V	4.5 V	4.5 V	4.5 V
Nominal supply voltage (Vsup)	5 V	5 V	5 V	5 V	5 V	5 V	5 V	5 V	5 V
surface mount	YES	NO	NO	YES	YES	NO	NO	YES	YES
technology	TTL	TTL	TTL	TTL	TTL	TTL	TTL	TTL	TTL
Temperature level	COMMERCIAL	COMMERCIAL	COMMERCIAL	COMMERCIAL	COMMERCIAL	COMMERCIAL	COMMERCIAL	COMMERCIAL	COMMERCIAL
Terminal surface	NICKEL PALLADIUM GOLD	NICKEL PALLADIUM GOLD	NICKEL PALLADIUM GOLD	NICKEL PALLADIUM GOLD	NICKEL PALLADIUM GOLD	NICKEL PALLADIUM GOLD	NICKEL PALLADIUM GOLD	NICKEL PALLADIUM GOLD	TIN LEAD
Terminal form	GULL WING	THROUGH-HOLE	THROUGH-HOLE	GULL WING	GULL WING	THROUGH-HOLE	THROUGH-HOLE	GULL WING	GULL WING
Terminal pitch	1.27 mm	2.54 mm	2.54 mm	1.27 mm	1.27 mm	2.54 mm	2.54 mm	1.27 mm	1.27 mm
Terminal location	DUAL	DUAL	DUAL	DUAL	DUAL	DUAL	DUAL	DUAL	DUAL
Maximum time at peak reflow temperature	NOT SPECIFIED	NOT SPECIFIED	NOT SPECIFIED	NOT SPECIFIED	NOT SPECIFIED	NOT SPECIFIED	NOT SPECIFIED	NOT SPECIFIED	NOT SPECIFIED
width	7.5 mm	7.62 mm	7.62 mm	7.5 mm	7.5 mm	7.62 mm	7.62 mm	7.5 mm	7.5 mm
Is it lead-free?	Lead free	Lead free	Contains lead	Lead free	Lead free	Contains lead	Lead free	Lead free	-

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Shortcut: 00 01 02 03 04 05 06 07 08 09 0A 0C 0F 0J 0L 0M 0R 0S 0T 0Z 10 11 12 13 14 15 16 17 18 19 1A 1B 1C 1D 1E 1F 1H 1K 1M 1N 1P 1S 1T 1V 1X 1Z 20 21 22 23 24 25 26 27 28 29 2A 2B 2C 2D 2E 2F 2G 2K 2M 2N 2P 2Q 2R 2S 2T 2W 2Z 30 31 32 33 34 35 36 37 38 39 3A 3B 3C 3D 3E 3F 3G 3H 3J 3K 3L 3M 3N 3P 3R 3S 3T 3V 40 41 42 43 44 45 46 47 48 49 4A 4B 4C 4D 4M 4N 4P 4S 4T 50 51 52 53 54 55 56 57 58 59 5A 5B 5C 5E 5G 5H 5K 5M 5N 5P 5S 5T 5V 60 61 62 63 64 65 66 67 68 69 6A 6C 6E 6F 6M 6N 6P 6R 6S 6T 70 71 72 73 74 75 76 77 78 79 7A 7B 7C 7M 7N 7P 7Q 7V 7W 7X 80 81 82 83 84 85 86 87 88 89 8A 8D 8E 8L 8N 8P 8S 8T 8W 8Y 8Z 90 91 92 93 94 95 96 97 98 99 9A 9B 9C 9D 9F 9G 9H 9L 9S 9T 9W

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