 |
|
| If you can't view the Datasheet, Please click here to try to view without PDF Reader . |
|
|
|
| If you can't view the Datasheet, Please click here to try to view without PDF Reader . |
|
|
| Datasheet File OCR Text: |
| SN54/74LS279 QUAD SET-RESET LATCH VCC 16 S1 15 R 14 Q 13 S1 12 S2 11 R 10 Q 9 QUAD SET-RESET LATCH LOW POWER SCHOTTKY 1 R 2 S1 3 S2 4 Q 5 R 6 S1 7 Q 8 GND 16 1 J SUFFIX CERAMIC CASE 620-09 TRUTH TABLE INPUT S1 L L X H H S2 L X L H H R L H H L H OUTPUT (Q) h H H L No Change 16 1 N SUFFIX PLASTIC CASE 648-08 L = LOW Voltage Level H = HIGH Voltage Level X = Don't Care h = The output is HIGH as long as h = S1 or S2 is LOW. If all inputs go h = HIGH simultaneously, the output h = state is indeterminate; otherwise, h = it follows the Truth Table 16 1 D SUFFIX SOIC CASE 751B-03 ORDERING INFORMATION SN54LSXXXJ SN74LSXXXN SN74LSXXXD Ceramic Plastic SOIC GUARANTEED OPERATING RANGES Symbol VCC TA IOH IOL Supply Voltage Operating Ambient Temperature Range Output Current -- High Output Current -- Low Parameter 54 74 54 74 54, 74 54 74 Min 4.5 4.75 - 55 0 Typ 5.0 5.0 25 25 Max 5.5 5.25 125 70 - 0.4 4.0 8.0 Unit V C mA mA FAST AND LS TTL DATA 5-452 SN54/74LS279 DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified) Limits Symbol VIH VIL VIK VOH Parameter Input HIGH Voltage 54 Input LOW Voltage 74 Input Clamp Diode Voltage 54 Output HIGH Voltage 74 54, 74 VOL Output LOW Voltage 74 Input HIGH Current 0.1 Input LOW Current Short Circuit Current (Note 1) Power Supply Current - 20 - 0.4 - 100 7.0 0.35 0.5 20 IIH IIL IOS ICC V A mA mA mA mA 2.7 3.5 0.25 0.4 V V 2.5 - 0.65 3.5 0.8 - 1.5 V V Min 2.0 0.7 V Typ Max Unit V Test Conditions Guaranteed Input HIGH Voltage for All Inputs Guaranteed Input LOW Voltage for All Inputs VCC = MIN, IIN = - 18 mA VCC = MIN, IOH = MAX, VIN = VIH or VIL per Truth Table IOL = 4.0 mA IOL = 8.0 mA VCC = VCC MIN, VIN = VIL or VIH per Truth Table VCC = MAX, VIN = 2.7 V VCC = MAX, VIN = 7.0 V VCC = MAX, VIN = 0.4 V VCC = MAX VCC = MAX Note 1: Not more than one output should be shorted at a time, nor for more than 1 second. AC CHARACTERISTICS (TA = 25C) Limits Symbol tPLH tPHL tPHL Parameter Propagation Delay, S to Output Propagation Delay, R to Output Min Typ Max 22 *21* 27 Unit ns ns Test Conditions VCC = 5.0 V CL = 15 pF * Add 0.6 ns to spec limit for each 1.0 ns input rise time less than 15 ns. FAST AND LS TTL DATA 5-453 -A- Case 751B-03 D Suffix 16-Pin Plastic SO-16 NOTES: 1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982. 2. 3. CONTROLLING DIMENSION: MILLIMETER. DIMENSION A AND B DO NOT INCLUDE MOLD PROTRUSION. 4. MAXIMUM MOLD PROTRUSION 0.15 (0.006) PER SIDE. 5. 751B 01 IS OBSOLETE, NEW STANDARD 751B 03. 16 9 -B1 8 P 8 PL 0.25 (0.010) M B M R X 45 G -TD 16 PL 0.25 (0.010) M C SEATING PLANE K T B S M F J A S DIM A B C D F G J K M P R MILLIMETERS MIN MAX 9.80 3.80 1.35 0.35 0.40 10.00 4.00 1.75 0.49 1.25 INCHES MIN MAX 0.386 0.150 0.054 0.014 0.016 0.393 0.157 0.068 0.019 0.049 1.27 BSC 0.19 0.10 0 5.80 0.25 0.25 0.25 7 6.20 0.50 0.050 BSC 0.008 0.004 0 0.229 0.010 0.009 0.009 7 0.244 0.019 Case 648-08 N Suffix 16-Pin Plastic -A16 9 NOTES: 1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982. 2. 3. CONTROLLING DIMENSION: INCH. DIMENSION L" TO CENTER OF LEADS WHEN FORMED PARALLEL. 4. DIMENSION B" DOES NOT INCLUDE MOLD FLASH. 5. 6. ROUNDED CORNERS OPTIONAL. 648 01 THRU 07 OBSOLETE, NEW STANDARD 648 08. B 1 8 F S C -TK SEATING PLANE L H G D 16 PL 0.25 (0.010) M J M T A M DIM A B C D F G H J K L M S MILLIMETERS MIN MAX 18.80 6.35 3.69 0.39 1.02 19.55 6.85 4.44 0.53 1.77 INCHES MIN MAX 0.740 0.250 0.145 0.015 0.040 0.770 0.270 0.175 0.021 0.070 2.54 BSC 1.27 BSC 0.21 2.80 7.50 0 0.51 0.38 3.30 7.74 10 1.01 0.100 BSC 0.050 BSC 0.008 0.110 0.295 0 0.020 0.015 0.130 0.305 10 0.040 -A16 9 Case 620-09 J Suffix 16-Pin Ceramic Dual In-Line NOTES: 1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982. 2. CONTROLLING DIMENSION: INCH. -B1 8 3. DIMENSION L TO CENTER OF LEAD WHEN FORMED PARALLEL. 4. DIM F MAY NARROW TO 0.76 (0.030) WHERE THE LEAD ENTERS THE CERAMIC BODY. C L 5. 620 01 THRU 08 OBSOLETE, NEW STANDARD 620 09. -TSEATING PLANE K E F D 16 PL 0.25 (0.010) M N G T A S M J 16 PL 0.25 (0.010) M T B S DIM A B C D E F G J K L M N MILLIMETERS MIN MAX 19.05 6.10 19.55 7.36 4.19 0.39 0.53 INCHES MIN MAX 0.750 0.240 0.770 0.290 0.165 0.015 0.021 1.27 BSC 1.40 1.77 0.050 BSC 0.055 0.070 2.54 BSC 0.23 0.27 5.08 7.62 BSC 0 0.39 15 0.88 0.100 BSC 0.009 0.011 0.200 0.300 BSC 0 0.015 15 0.035 FAST AND LS TTL DATA 5-454 Motorola reserves the right to make changes without further notice to any products herein. Motorola makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does Motorola assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation consequential or incidental damages. "Typical" parameters can and do vary in different applications. All operating parameters, including "Typicals" must be validated for each customer application by customer's technical experts. Motorola does not convey any license under its patent rights nor the rights of others. Motorola products are not designed, intended, or authorized for use as components in systems intended for surgical implant into the body, or other applications intended to support or sustain life, or for any other application in which the failure of the Motorola product could create a situation where personal injury or death may occur. Should Buyer purchase or use Motorola products for any such unintended or unauthorized application, Buyer shall indemnify and hold Motorola and its officers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized use, even if such claim alleges that Motorola was negligent regarding the design or manufacture of the part. Motorola and are registered trademarks of Motorola, Inc. Motorola, Inc. is an Equal Opportunity/Affirmative Action Employer. Literature Distribution Centers: USA: Motorola Literature Distribution; P.O. Box 20912; Phoenix, Arizona 85036. EUROPE: Motorola Ltd.; European Literature Centre; 88 Tanners Drive, Blakelands, Milton Keynes, MK14 5BP, England. JAPAN: Nippon Motorola Ltd.; 4-32-1, Nishi-Gotanda, Shinagawa-ku, Tokyo 141, Japan. ASIA PACIFIC: Motorola Semiconductors H.K. Ltd.; Silicon Harbour Center, No. 2 Dai King Street, Tai Po Industrial Estate, Tai Po, N.T., Hong Kong. FAST AND LS TTL DATA 5-455 |
Price & Availability of SN54LS279
 |
|
|
|
|
All Rights Reserved © IC-ON-LINE 2003 - 2022 |
| [Add Bookmark] [Contact Us] [Link exchange] [Privacy policy] |
|
Mirror Sites : [www.datasheet.hk]
[www.maxim4u.com] [www.ic-on-line.cn]
[www.ic-on-line.com] [www.ic-on-line.net]
[www.alldatasheet.com.cn]
[www.gdcy.com]
[www.gdcy.net] |