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Rochester Electronics LLC SN74LS644DW BUS TRANSCEIVER, LS SERIES TTL
Distributors	Part	Package	Stock	Lead Time	Min Order Qty	Price	Buy
DigiKey	SN74LS644DW	Bulk			189	1 - 10 - 100 - 1000 $1.59 10000 $1.59	Buy Now
Rochester Electronics LLC SN74LS644-1N IC TXRX INVERT 5.25V 20DIP
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DigiKey	SN74LS644-1N	Bulk			124	1 - 10 - 100 - 1000 $2.42 10000 $2.42	Buy Now
Rochester Electronics LLC SN74LS644-1N3 IC TXRX INVERT 5.25V 20DIP
Distributors	Part	Package	Stock	Lead Time	Min Order Qty	Price	Buy
DigiKey	SN74LS644-1N3	Bulk			116	1 - 10 - 100 - 1000 $2.6 10000 $2.6	Buy Now
Texas Instruments SN74LS644-1N3 Bus Transceiver, LS Series, 1-Func, 8-Bit, True Output, TTL, PDIP20 '
Distributors	Part	Package	Stock	Lead Time	Min Order Qty	Price	Buy
Rochester Electronics	SN74LS644-1N3		6,450		1	1 $2.5 10 $2.5 100 $2.35 1000 $2.13 10000 $2.13	Buy Now
Texas Instruments SN74LS644-1N Bus Transceiver, LS Series, 1-Func, 8-Bit, True Output, TTL, PDIP20 '
Distributors	Part	Package	Stock	Lead Time	Min Order Qty	Price	Buy
Rochester Electronics	SN74LS644-1N		1,924		1	1 $2.33 10 $2.33 100 $2.19 1000 $1.98 10000 $1.98	Buy Now

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74LS644 Datasheets Context Search

Catalog Datasheet	MFG & Type	PDF	Document Tags
74245 Abstract: 74LS643 74LS639 74ALS644-1 rca 645 74LS638 74245 HC 74LS644 8286 transceiver 74ALS644 Text: - 74644 279- Octal 0 . C. Bus Transceiver VCC G B1 82 83 84 85 66 67 1,8 DIR AI A? A3 A4 A5 A6 A7 *8 GNO 74LS644-1, 74ALS644-1 i 0 74ALS1644-1 24mA l± Io l 48mA Iol m FU N C TIO N TABLE CONTROL O P E R A T IO N G D IR 638 640 642 L L B d a ta t o A b u s	OCR Scan	PDF	74LS644-1, 74ALS644-1 74ALS1644-1 74LS638 74LS639 74LS640 74LS641 74LS642 74LS643 74LS644 74245 74LS643 74LS639 rca 645 74245 HC 74LS644 8286 transceiver 74ALS644
74LS643 Abstract: 74LS643-1 74ALS643 74245 rca 645 BC 641 74643 84 JRC 74LS639 74LS640 Text: - 278- 74643 VCC DIR Octal 3-State Bus Transceiver C 81 A1 A2 62 A3 83 84 06 66 A4 A5 A6 A7 74LS643-1, 74ALS643-1 l i 74ALS1643-1 l± I o l 24mA 87 88 AS GNO Io l 48mA F U N C T IO N T A B L E CO NTROL OPERATION INPUTS 638 640 639 641 643 m a *'j' x-n tpd	OCR Scan	PDF	74LS643-1, 74ALS643-1 74ALS1643-1 74LS638 74LS639 74LS640 74LS641 74LS643 74LS644 74LS645 74LS643-1 74ALS643 74245 rca 645 BC 641 74643 84 JRC 74LS639
74LS643 Abstract: rca 645 74LS639 74als63 74LS63 74ALS1638-1 74LS641 74LS642 74LS645 LS 273 Text: - Octal O .C ./3-State Bus Transceiver 74638 Vcc C 81 Bt 81 M B! 6t 87 88 o B -> A liO . C. A ^ B l i 3-S tate 0 74ALS638 1 li I 48mA 074ALS1638-1 l ± I 24mA o l o l FUN CTION TABLE CONTROL INPUTS G 273- DIR OPERATION 639 6 41 645 638 640 642 643 U N IS	OCR Scan	PDF	74ALS638 74ALS1638-1 74LS638 74LS639 74LS641 74LS642 74LS643 74LS644 74LS645 rca 645 74LS639 74als63 74LS63 74LS645 LS 273
SN74ALS123 Abstract: SN7401 74LS424 54175 SN74298 SN74265 SN74LS630 SN74LS69 National Semiconductor Linear Data Book Transistor AF 138 Text: INDEX • FUNCTIONAL SELECTION GUIDE • NUMERICAL FUNCTION INTERCHANGEABILITY GUIDE GENERAL INFORMATION AND EXPLANATION OF NEW LOGIC SYMBOLS ORDERING INSTRUCTIONS AND MECHANICAL DATA 54/74 SERIES OF COMPATIBLE TTL CIRCUITS • PIN OUT DIAGRAMS 54/74 FAMILY SSI CIRCUITS	OCR Scan	PDF	MIL-M-38510 SN74ALS123 SN7401 74LS424 54175 SN74298 SN74265 SN74LS630 SN74LS69 National Semiconductor Linear Data Book Transistor AF 138
74ALS1639 Abstract: 74245 rca 645 74245 HC 74LS639 74LS640 74LS641 74LS642 74LS643 74LS645 Text: - 274- 74639 Octal 0. G./3-State Elus Transceiver 1 4 4 '1? I I 8 Iö ! ft f t i ijjt in in in in in m o B—A l± 0 . C. T A -»B l± 3 -State 74ALS639-1 74ALS1639 1 I i 48mA ¡1 I o l 24mA Io l FU N C T IO N TABLE O P E R A T IO N CONTROL 6 3 ‘i 641 645	OCR Scan	PDF	74ALS639-1 74ALS1639 74LS638 74LS639 74LS640 74LS641 74LS642 74LS643 74LS644 74LS645 74245 rca 645 74245 HC 74LS639 74LS641 74LS645
74245 Abstract: rca 645 74ALS642-1 8286 transceiver 74642 74LS643 74LS639 74LS640 74LS641 74LS642 Text: - 74642 211- Octal O. C. Bus Transceiver 1 r ÏÎ f t 0 7 4 L S 6 4 2 -1 , 74A L S 642-1 l± loi. 48mA o 74L S1642-1 l i 24mA Io l F U N C T IO N T A B L E CONTROL O P E R A T IO N 639 641 645 643 G D IR 638 640 642 L L B d a ta to A b u s B d a ta to A b u s	OCR Scan	PDF	074LS642-1, 74ALS642-1 74LS1642-1 74LS638 74LS639 74LS640 74LS641 74LS642 74LS643 74LS644 74245 rca 645 8286 transceiver 74642 74LS643 74LS641
74ALS640 Abstract: 74640 rca 645 74LS639 74LS643 hct 123 e 74LS640 74LS641 74LS642 74LS645 Text: - 74640 275- Octal 3-State Bus Transceiver O74LS640-1, 74ALS640 1 l i O74ALS1640 1 !± I 24mA Io l 48mA ol FU N C TIO N TABLE CO NTROL OPERATION a s tpd tpd tpd IN max nax nax DATA -G -G G DIR 638 640 642 I L 5 data io A bus B data 10 A bus B data to A bu s	OCR Scan	PDF	O74LS640-1, 74ALS640 O74ALS1640 74LS638 74LS639 74LS640 74LS641 74LS642 74LS643 74LS644 74640 rca 645 74LS639 74LS643 hct 123 e 74LS641 74LS645
74LS643 Abstract: rca 645 74641 74245 74LS639 74als641 74LS640 74LS641 74LS641-1 74LS642 Text: — 276 — 74641 y Octal 0 . C . Bus Transceiver 4 fV 7 'ff f Tr J p;p;ö T T f 1 T j^ t ir iiJiA n in ir m in ^ ff 0 74LS641-1, 74ALS641 1 l i I ü l 48mA 074ALS1641-1 t i I o l 24mA FU N C TIO N TA BLE OPERATION CONTROL C* DIR 638 640 642 l 1 L B data to A bus	OCR Scan	PDF	74LS641-1, 74ALS6411 074ALS1641-1 74LS638 74LS639 74LS640 74LS641 74LS642 74LS643 74LS644 74LS643 rca 645 74641 74245 74LS639 74als641 74LS641 74LS641-1
Untitled Abstract: No abstract text available Text: TYPES SN54LS640 THRU SN54LS645, SN74LS640 THRU SN74LS645 OCTAL BUS TRANSCEIVERS D2420, APRIL 1979-REVISED DECEMBER 1983 S N 5 4 L S ' - - - J PACKAGE S N 7 4 L S ' . . . D W , J OR SI P AC K A G E SN74LS64X-1 Versions Rated a t I q ^ o f 48 m A {TO P V IE W	OCR Scan	PDF	SN54LS640 SN54LS645, SN74LS640 SN74LS645 D2420, 1979-REVISED SN74LS64X-1 20-Pin LS641 SN54LS641,
SN54LS640 Abstract: SN54LS642 SN54LS644 SN54LS645 SN74LS640 SN74LS642 SN74LS644 SN74LS645 texas instruments of ic 74 ls 83 D2420 Text: S N 5 4 L S 6 4 0 THRU S N 5 4 L S 6 4 2 , S N 5 4 L S 6 4 4 , S N 5 4 L S 6 4 5 S N 7 4 L S 6 4 0 THRU S N 7 4 L S 6 4 2 , S N 7 4 L S 6 4 4 , S N 7 4 L S 6 4 5 OCTAL BUS TRANSCEIVERS SDLS189 D 2 4 2 0 . A P R IL 1 9 7 9 —REVISED M AR C H 198B SN54LS' . . . J PACKAGE	OCR Scan	PDF	SN54LS640 SN54LS642, SN54LS644, SN54LS645 SN74LS640 SN74LS642, SN74LS644, SN74LS645 SDLS189 D2420. SN54LS642 SN54LS644 SN74LS642 SN74LS644 SN74LS645 texas instruments of ic 74 ls 83 D2420
DIODE S6 74 Abstract: 74LS643 Text: M M O T O R O L A SN54LS/74LS640 thru SN54LS/74LS645 DESCRIPTIO N — These octal bus transceivers are designed for asynchronou s tw o-w ay com m unication between data buses. Control function im plem entation m inim izes external tim ing requirem ents.	OCR Scan	PDF	SN54LS/74LS640 LS640 LS641 LS642 LS643 LS644 LS645 SN54LS/74LS645 DIODE S6 74 74LS643
Untitled Abstract: No abstract text available Text: SN54LS640 THRU SN54LS642, SN54LS644, SN54LS645 SN74LS640 THRU SN74LS642, 74LS644, SN74LS645 OCTAL BUS TRANSCEIVERS 02420, APRIL 1979-REVISED MARCH 1988 SN 5 4 L S ' . . . J PA C KA G E S N 7 4 L S ' . . . D W OR N P A C K A G E SN74LS64X-1 Versions Rated at I q L	OCR Scan	PDF	SN54LS640 SN54LS642, SN54LS644, SN54LS645 SN74LS640 SN74LS642, SN74LS644, SN74LS645 1979-REVISED SN74LS64X-1
SN74LS643-1 Abstract: SN74LS643 LS645 752r LS640 LS641 LS642 LS643 SN54LS640 SN54LS645 Text: TYPES SN54LS640 THRU SN54LS645, SN74LS640 THRU SN74LS645 OCTAL BUS TRANSCEIVERS _ D2420, APRIL 1 9 7 9 -R E V IS E D DECEMBER 1983 SN 54LS' • SN74LS64X-1 Versions Rated a t I q l o f 48 m A • Bi-directional Bus Transceivers in HighDensity 20-Pin Packages	OCR Scan	PDF	SN74LS64X-1 20-Pin LS640 LS641 LS642 LS643 LS644 LS645 SN74LS641-1, SN74LS642-1, SN74LS643-1 SN74LS643 752r SN54LS640 SN54LS645
logos 4012B Abstract: 1LB553 Rauland ETS-003 Silec Semiconductors MCP 7833 4057A transistor sr52 74c912 1TK552 74S485 Text: L p i > « , * S E m Ic O N VOLUM E 3 INTERNATIONAL INTEGRATED CIRCUITS INDEX 5th EDITION 1985 Revised June 1985 COMPILED AND PUBLISHED BY S E M IC O N IN D E X E S L IM IT E D THE SEMICON INDEX SERIES CONSISTS OF VOLUME 1 TRANSISTOR INDEX VOLUME 2 DIODE & SCR INDEX	OCR Scan	PDF	TDA1510 TDA1510A logos 4012B 1LB553 Rauland ETS-003 Silec Semiconductors MCP 7833 4057A transistor sr52 74c912 1TK552 74S485