SN74LS646DW datasheet, PDF - EEWORLD Datasheet

Datasheet> All Categories > logic> logic> SN74LS646DW

SN74LS646DW: DescriptionRegistered Bus Transceiver, LS Series, 1-Func, 8-Bit, True Output, TTL, PDSO24, GREEN, PLASTIC, SOIC-24; Categorylogic logic; File Size2MB，16 Pages; ManufacturerRochester Electronics; Websitehttps://www.rocelec.com/; Environmental Compliance

Download Datasheet Parametric Compare View All

SN74LS646DW Online Shopping

Suppliers	Part Number	Price	MOQ	In stock
	SN74LS646DW	-	-	View	Buy Now

SN74LS646DW Overview

Registered Bus Transceiver, LS Series, 1-Func, 8-Bit, True Output, TTL, PDSO24, GREEN, PLASTIC, SOIC-24

SN74LS646DW Parametric

Parameter Name	Attribute value
Is it lead-free?	Contains lead
Is it Rohs certified?	conform to
Maker	Rochester Electronics
Parts packaging code	SOIC
package instruction	SOP,
Contacts	24
Reach Compliance Code	unknown
Other features	DIRECTION CONTROL; SELECT INPUT FOR MULTIPLEXED TRANSMISSION OF REGISTERED OR REAL TIME DATA
series	LS
JESD-30 code	R-PDSO-G24
JESD-609 code	e4
length	15.4 mm
Logic integrated circuit type	REGISTERED BUS TRANSCEIVER
Humidity sensitivity level	1
Number of digits	8
Number of functions	1
Number of ports	2
Number of terminals	24
Maximum operating temperature	70 °C
Minimum operating temperature
Output characteristics	3-STATE
Output polarity	TRUE
Package body material	PLASTIC/EPOXY
encapsulated code	SOP
Package shape	RECTANGULAR
Package form	SMALL OUTLINE
Peak Reflow Temperature (Celsius)	260
propagation delay (tpd)	35 ns
Maximum seat height	2.65 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	Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal form	GULL WING
Terminal pitch	1.27 mm
Terminal location	DUAL
Maximum time at peak reflow temperature	NOT SPECIFIED
width	7.5 mm

SN74LS646DW Related Products

	SN74LS646DW	SN74LS647NT	SN74LS646DWR	SN74LS649NT	SN74LS646NT3	SN74LS646NT	SN74LS648NT
Description	Registered Bus Transceiver, LS Series, 1-Func, 8-Bit, True Output, TTL, PDSO24, GREEN, PLASTIC, SOIC-24	LS SERIES, 8-BIT REGISTERED TRANSCEIVER, TRUE OUTPUT, PDIP24, 0.300 INCH, PLASTIC, DIP-24	Registered Bus Transceiver, LS Series, 1-Func, 8-Bit, True Output, TTL, PDSO24, GREEN, PLASTIC, SOIC-24	LS SERIES, 8-BIT REGISTERED TRANSCEIVER, INVERTED OUTPUT, PDIP24, 0.300 INCH, PLASTIC, DIP-24	Registered Bus Transceiver, LS Series, 1-Func, 8-Bit, True Output, TTL, PDIP24, 0.300 INCH, PLASTIC, DIP-24	Registered Bus Transceiver, LS Series, 1-Func, 8-Bit, True Output, TTL, PDIP24, 0.300 INCH, ROHS COMPLIANT, PLASTIC, DIP-24	LS SERIES, 8-BIT REGISTERED TRANSCEIVER, INVERTED OUTPUT, PDIP24, 0.300 INCH, ROHS COMPLIANT, PLASTIC, DIP-24
Parts packaging code	SOIC	DIP	SOIC	DIP	DIP	DIP	DIP
package instruction	SOP,	0.300 INCH, PLASTIC, DIP-24	GREEN, PLASTIC, SOIC-24	0.300 INCH, PLASTIC, DIP-24	DIP,	DIP,	DIP,
Contacts	24	24	24	24	24	24	24
Reach Compliance Code	unknown	unknown	unknown	unknown	unknown	unknown	unknown
Other features	DIRECTION CONTROL; SELECT INPUT FOR MULTIPLEXED TRANSMISSION OF REGISTERED OR REAL TIME DATA	DIRECTION CONTROL; SELECT INPUT FOR MULTIPLEXED TRANSMISSION OF REGISTERED OR REAL TIME DATA	DIRECTION CONTROL; SELECT INPUT FOR MULTIPLEXED TRANSMISSION OF REGISTERED OR REAL TIME DATA	DIRECTION CONTROL; SELECT INPUT FOR MULTIPLEXED TRANSMISSION OF REGISTERED OR REAL TIME DATA	DIRECTION CONTROL; SELECT INPUT FOR MULTIPLEXED TRANSMISSION OF REGISTERED OR REAL TIME DATA	DIRECTION CONTROL; SELECT INPUT FOR MULTIPLEXED TRANSMISSION OF REGISTERED OR REAL TIME DATA	DIRECTION CONTROL; SELECT INPUT FOR MULTIPLEXED TRANSMISSION OF REGISTERED OR REAL TIME DATA
series	LS	LS	LS	LS	LS	LS	LS
JESD-30 code	R-PDSO-G24	R-PDIP-T24	R-PDSO-G24	R-PDIP-T24	R-PDIP-T24	R-PDIP-T24	R-PDIP-T24
JESD-609 code	e4	e0	e4	e0	e0	e4	e0
length	15.4 mm	31.64 mm	15.4 mm	31.64 mm	31.64 mm	31.64 mm	31.64 mm
Logic integrated circuit type	REGISTERED BUS TRANSCEIVER	REGISTERED BUS TRANSCEIVER	REGISTERED BUS TRANSCEIVER	REGISTERED BUS TRANSCEIVER	REGISTERED BUS TRANSCEIVER	REGISTERED BUS TRANSCEIVER	REGISTERED BUS TRANSCEIVER
Number of digits	8	8	8	8	8	8	8
Number of functions	1	1	1	1	1	1	1
Number of ports	2	2	2	2	2	2	2
Number of terminals	24	24	24	24	24	24	24
Maximum operating temperature	70 °C	70 °C	70 °C	70 °C	70 °C	70 °C	70 °C
Output characteristics	3-STATE	OPEN-COLLECTOR	3-STATE	OPEN-COLLECTOR	3-STATE	3-STATE	3-STATE
Output polarity	TRUE	TRUE	TRUE	INVERTED	TRUE	TRUE	INVERTED
Package body material	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY
encapsulated code	SOP	DIP	SOP	DIP	DIP	DIP	DIP
Package shape	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR
Package form	SMALL OUTLINE	IN-LINE	SMALL OUTLINE	IN-LINE	IN-LINE	IN-LINE	IN-LINE
Peak Reflow Temperature (Celsius)	260	NOT SPECIFIED	260	NOT SPECIFIED	NOT SPECIFIED	260	NOT SPECIFIED
propagation delay (tpd)	35 ns	45 ns	35 ns	45 ns	35 ns	35 ns	40 ns
Maximum seat height	2.65 mm	5.08 mm	2.65 mm	5.08 mm	5.08 mm	5.08 mm	5.08 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	NO	YES	NO	NO	NO	NO
technology	TTL	TTL	TTL	TTL	TTL	TTL	TTL
Temperature level	COMMERCIAL	COMMERCIAL	COMMERCIAL	COMMERCIAL	COMMERCIAL	COMMERCIAL	COMMERCIAL
Terminal surface	Nickel/Palladium/Gold (Ni/Pd/Au)	TIN LEAD	Nickel/Palladium/Gold (Ni/Pd/Au)	TIN LEAD	Tin/Lead (Sn/Pb)	NICKEL PALLADIUM GOLD	TIN LEAD
Terminal form	GULL WING	THROUGH-HOLE	GULL WING	THROUGH-HOLE	THROUGH-HOLE	THROUGH-HOLE	THROUGH-HOLE
Terminal pitch	1.27 mm	2.54 mm	1.27 mm	2.54 mm	2.54 mm	2.54 mm	2.54 mm
Terminal location	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
width	7.5 mm	7.62 mm	7.5 mm	7.62 mm	7.62 mm	7.62 mm	7.62 mm
Is it lead-free?	Contains lead	-	Lead free	-	Lead free	Lead free	Contains lead
Is it Rohs certified?	conform to	incompatible	conform to	incompatible	incompatible	-	-
Maker	Rochester Electronics	-	Rochester Electronics	Rochester Electronics	Rochester Electronics	Rochester Electronics	Rochester Electronics
Humidity sensitivity level	1	NOT SPECIFIED	1	NOT SPECIFIED	-	1	NOT SPECIFIED

Recommended Resources

Laptop photoelectric detection circuit

Interface circuit of card reading module

Ultrasonic fountain bonsai circuit

220V AC mains directly drives small relay circuit_2

Isolated 4 to 20mA Transmitter Circuit

Flip-flop driven thyristor circuit

74ls191 databook downloaded nothing: When I open the databook I downloaded from this website, there is nothing but the cover. Why?...; mrainf Analog electronics

Low-Loss Analog and Digital Reflection-Type: Abstract—Broad-band analog and digital reflection-type phaseshifters (RTPSs), showing constant phase shift over 1 : 3 bandwidth,have been developed using microelectromechanical systems(MEMS) technolog...; JasonYoo Analogue and Mixed Signal

Make friends by dismantling, you dismantle, you comment and I give gifts!: [align=left][font=微软雅黑][size=3]In order to improve hands-on skills, increase knowledge and broaden horizons, the highly acclaimed "Meet Friends by Disassembling" event has begun! [/size][/font][/align...; eric_wang Making friends through disassembly

Moto 360 Wireless Charging Base Disassembly: Moto 360 supports wireless charging. Motorola has also designed a wireless charging base for Moto 360 (hereinafter referred to as Moto Wireless Charging Base). It can be charged at any time, which is ...; alan000345 Wireless Connectivity

What is MU-MIMO and why is it important for Wi-Fi 6 and 6E?: The only thing techies love more than creating acronyms is the chance to create longer ones. Such is the case with the wireless acronym MIMO (multiple input, multiple output), which got a few extra le...; 石榴姐 RF/Wirelessly

【Lazy Self-Care Fish Tank Control System】Work Submission: Lazy self-care fish tank control systemAuthor: Blue Rain Night 1. Introduction The lazy self-care fish tank control system is mainly used for fish lovers. You can manually control the start and stop o...; 蓝雨夜 onsemi and Avnet IoT Innovation Design Competition

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

Popular Components