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DM74LS491N Datasheets (3)

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Part	ECAD Model	Manufacturer	Description	Datasheet Type	PDF	PDF Size	Page count
DM74LS491N		National Semiconductor		Original	PDF	129.44KB	4
DM74LS491N		Unknown	Historical semiconductor price guide (US$ - 1998). From our catalog scanning project.	Historical	PDF	42.29KB	1
DM74LS491N/A+		Unknown	Historical semiconductor price guide (US$ - 1998). From our catalog scanning project.	Historical	PDF	42.29KB	1

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National Semiconductor Corporation


National Semiconductor Corporation DM74LS491N BINARY COUNTER, LS SERIES, SYNCHRONOUS, POSITIVE EDGE TRIGGERED, 10-BIT, BIDIRECTIONAL, TTL, PDIP24
Distributors	Part	Package	Stock	Lead Time	Min Order Qty	Price	Buy
Quest Components ()	DM74LS491N		51			1 $15.00 10 $7.50 100 $6.50 1000 $6.50 10000 $6.50	Buy Now
	DM74LS491N		19			1 $20.61 10 $18.32 100 $16.95 1000 $16.95 10000 $16.95	Buy Now

DM74LS491N Datasheets Context Search

Catalog Datasheet	Type	Document Tags	PDF
74ls491 Contextual Info: July 1989 DM54LS491/74LS491 10-Bit Counter General Description Features/Benefits The ten-bit counter can count up, count down, set, and load 2 LSB’s, 2 MSB’s and 6 middle bits high or low as a group. All operations are synchronous with the clock. SET overrides LOAD, COUNT and HOLD. LOAD overrides COUNT.	OCR Scan	dm54ls491/74ls491 10-bit 24-pin nputs59 +174ls491	PDF
DM74LS491N Contextual Info: LS491 S National Semiconductor DM54LS491/74LS491 10-Bit Counter General Description Features/Benefits The ten-bit counter can count up, count down, set, and load 2 LSB’s, 2 MSB’s and 6 middle bits high or low as a group. All operations are synchronous with the clock. SET over	OCR Scan	ls491 24-pin dm54ls491/74ls491 10-bit +210-blt dm74ls491n	PDF
74ls491 Abstract: 200II Contextual Info: LS491 531 National JuM Semiconductor DM54LS491/74LS491 10-Bit Counter General Description Features/Benefits The ten-bit counter can count up, count down, set, and load 2 LSB's, 2 MSB’s and 6 middle bits high or low as a group. All operations are synchronous with the clock. SET over	OCR Scan	dm54ls491/74ls491 10-bit 24-pin 390ii +274ls491 200ii	PDF
02D7 Contextual Info: O T National æ æ Semiconductor DM54LS491/74LS491 10-Bit Counter General Description Features/Benefits The ten-bit counter can count up, count down, set, and load 2 LSB's, 2 MSB’s and 6 middle bits high or low as a group. All operations are synchronous with the clock. SET over	OCR Scan	dm54ls491/74ls491 10-bit 24-pin ls491 +102d7	PDF
74ls491 Abstract: 74ls491 timing diagram DM74LS491N 8332 prom C1995 DM54LS491 DM54LS491J DM74LS491J J24F N24C Contextual Info: DM54LS491 74LS491 10-Bit Counter General Description Features Benefits The ten-bit counter can count up count down set and load 2 LSB’s 2 MSB’s and 6 middle bits high or low as a group All operations are synchronous with the clock SET overrides LOAD COUNT and HOLD LOAD overrides COUNT	Original	dm54ls491 74ls491 10-bit 24-pin +874ls491 timing diagram dm74ls491n 8332 prom c1995 dm54ls491j dm74ls491j j24f n24c	PDF