54F827LM

54F 74F827  74F828 10-Bit Buffers Line Drivers December 1994 54F 74F827  74F828 10-Bit Buffers Line Drivers General Description The ’F827 and ’F828 10-bit bus buffers provide high performance bus interface buffering for wide data address paths or buses carrying parity The 10-bit buffers have NOR output enables for maximum control flexibility The ’F827 and ’F828 are functionally- and pin-compatible to AMD’s Am29827 and Am29828 The ’F828 is an inverting version of the ’F827 Features Y Y Y TRI-STATE output ’F828 is inverting Direct replacement for AMD’s Am29827 and Am29828 Commercial 74F827SPC Military Package Number N24C Package Description 24-Lead (0 300 Wide) Molded Dual-In-Line 24-Lead (0 300 Wide) Ceramic Dual-In-Line 24-Lead (0 300 Wide) Molded Small Outline JEDEC 24-Lead Cerpack 24-Lead Ceramic Leadless Chip Carrier Type C 24-Lead (0 300 Wide) Molded Dual-In-Line 24-Lead (0 300 Wide) Molded Small Outline JEDEC 54F827SDM (Note 2) 74F827SC (Note 1) 54F827FM (Note 2) 54F827LM (Note 2) 74F828SPC 74F828SC (Note 1) Note 1 Devices also available in 13 reel Use suffix e SCX J24F M24B W24C E28A N24C M24B Note 2 Military grade device with environmental and burn-in processing Use suffix e SDMQB FMQB and LMQB Connection Diagrams Pin Assignment for DIP Flatpak and SOIC ’F827 ’F828 Pin Assignment for LCC ’F827 TL F 9598 – 2 TL F 9598–1 TL F 9598 – 8 TRI-STATE is a registered trademark of National Semiconductor Corporation C1995 National Semiconductor Corporation TL F 9598 RRD-B30M75 Printed in U S A Logic Symbols IEEE IEC ’F827 IEEE IEC ’F828 TL F 9598–6 TL F 9598 – 7 ’F827 ’F828 TL F 9598–3 TL F 9598 – 10 2 Unit Loading Fan Out 54F 74F Pin Names Description UL HIGH LOW Input IIH IIL Output IOH IOL OE1 OE2 D 0 – D7 O0 – O7 Output Enable Input 10 10 20 mA b0 6 mA Data Inputs 10 10 20 mA b0 6 mA Data Outputs TRI-STATE 600 106 6 (80) b12 mA 64 mA (48 mA) Function Table Inputs OE L L H Dn ’F827 H L X H L Z Outputs On ’F828 L H Z Transparent Transparent High Z Function Functional Description The ’F827 and ’F828 are line drivers designed to be employed as memory address drivers clock drivers and busoriented transmitters receivers which provide improved PC board density The devices have TRI-STATE outputs controlled by the Output Enable (OE) pins The outputs can sink 64 mA (48 mA mil) and source 15 mA Input clamp diodes limit high-speed termination effects H e HIGH Voltage level L e LOW Voltage Level Z e High Impedance X e Immaterial Logic Diagrams ’F827 TL F 9598 – 4 Please note that this diagram is provided only for the understanding of logic operations and should not be used to estimate propagation delays ’F828 TL F 9598 – 11 Please note that this diagram is provided only for the understanding of logic operations and should not be used to estimate propagation delays 3 Absolute Maximum Ratings (Note 1) If Military Aerospace specified devices are required please contact the National Semiconductor Sales Office Distributors for availability and specifications Storage Temperature Ambient Temperature under Bias Junction Temperature under Bias Plastic VCC Pin Potential to Ground Pin b 65 C to a 150 b 55 C to a 125 b 55 C to a 175 b 55 C to a 150 Recommended Operating Conditions Free Air Ambient Temperature Military Commercial Supply Voltage Military Commercial b 55 C to a 125 C 0 C to a 70 C a 4 5V to a 5 5V a 4 5V to a 5 5V C C C C b 0 5V to a 7 0V b 0 5V to a 7 0V Input Voltage (Note 2) b 30 mA to a 5 0 mA Input Current (Note 2) Voltage Applied to Output in HIGH State (with VCC e 0V) b 0 5V to VCC Standard Output b 0 5V to a 5 5V TRI-STATE Output Current Applied to Output in LOW State (Max) twice the rated IOL (mA) Note 1 Absolute maximum ratings are values beyond which the device may be damaged or have its useful life impaired Functional operation under these conditions is not implied Note 2 Either voltage limit or current limit is sufficient to protect inputs DC Electrical Characteristics Symbol VIH VIL VCD VOH Parameter Min Input HIGH Voltage Input LOW Voltage Input Clamp Diode Voltage Output HIGH Voltage 54F 10% VCC 54F 10% VCC 74F 10% VCC 74F 10% VCC 74F 5% VCC 54F 10% VCC 74F 10% VCC 54F 74F 54F 74F 54F 74F 74F 74F 4 75 3 75 b0 6 54F 74F Typ Max Units V 08 b1 2 VCC Conditions Recognized as a HIGH Signal Recognized as a LOW Signal 20 V V Min IIN e b18 mA IOH IOH IOH IOH IOH e e e e e b 3 mA b 12 mA b 3 mA b 15 mA b 3 mA 24 20 24 20 27 0 55 0 55 20 0 50 100 70 250 50 V Min VOL IIH IBVI ICEX VID IOD IIL IOZH IOZL IOS Output LOW Voltage Input HIGH Current Input HIGH Current Breakdown Test Output HIGH Leakage Current Input Leakage Test Output Leakage Circuit Current Input LOW Current V mA mA mA V mA mA mA mA mA Min Max Max Max 00 00 Max Max Max Max IOL e 48 mA IOL e 64 mA VIN e 2 7V VIN e 7 0V VOUT e VCC IID e 1 9 mA All Other Pins Grounded VIOD e 150 mV All Other Pins Grounded VIN e 0 5V VOUT e 2 7V VOUT e 0 5V VOUT e 0V Output Leakage Current Output Leakage Current Output Short-Circuit Current b 100 50 b 50 b 225 4 DC Electrical Characteristics (Continued) Symbol IZZ ICCH ICCL ICCZ ICCH ICCL ICCZ Parameter Min Bus Drainage Test Power Supply Current (’F827) Power Supply Current (’F827) Power Supply Current (’F827) Power Supply Current (’F828) Power Supply Current (’F828) Power Supply Current (’F828) 30 60 40 14 56 35 54F 74F Typ Max 500 45 90 60 20 85 50 mA mA mA mA mA mA mA 0 0V Max Max Max Max Max Max VOUT e 5 25V VO e HIGH VO e LOW VO e HIGH Z VO e HIGH VO e LOW VO e HIGH Z Units VCC Conditions AC Electrical Characteristics 74F Symbol Parameter Min tPLH tPHL tPLH tPHL tPZH tPZL tPHZ tPLZ Propagation Delay Data to Output (’F827) Propagation Delay Data to Output (’F828) Output Enable Time OE to On Output Disable Time OE to On 10 15 10 10 30 35 15 10 TA e a 25 C VCC e a 5 0V CL e 50 pF Typ 30 33 30 20 57 68 33 35 Max 55 55 50 40 90 11 5 80 80 25 30 15 10 10 0 12 5 90 90 54F TA VCC e Mil CL e 50 pF Min 10 15 Max 75 70 74F TA VCC e Com CL e 50 pF Min 10 15 10 10 25 30 15 10 Max 65 60 55 40 95 12 0 85 85 ns ns ns ns Units Ordering Information The device number is used to form part of a simplified purchasing code where the package type and temperature range are defined as follows 74F Temperature Range Family 74F e Commercial 54F e Military Device Type Package Code SP e Slim Plastic DIP SD e Slim Ceramic DIP F e Flatpak L e Leadless Chip Carrier (LCC) S e Small Outline (SOIC) 827 828 S C X Special Variations X e Devices shipped in 13 reel Temperature Range C e Commercial (0 C to a 70 C) M e Military (b55 C to a 125 C) 5 Physical Dimensions inches (millimeters) 28-Lead Ceramic Leadless Chip Carrier (L) NS Package Number E28A 24-Lead (0 300 Wide) Ceramic Dual-In-Line Package (SD) NS Package Number J24F 6 Physical Dimensions inches (millimeters) (Continued) 24-Lead Small Outline Integrated Circuit (S) NS Package Number M24B 24-Lead Plastic Slim (0 300 Wide) Dual-In-Line Package (SP) NS Package Number N24C 7 54F 74F827  74F828 10-Bit Buffers Line Drivers Physical Dimensions inches (millimeters) (Continued) 24-Lead Ceramic Flatpak (F) NS Package Number W24C LIFE SUPPORT POLICY NATIONAL’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF NATIONAL SEMICONDUCTOR CORPORATION As used herein 1 Life support devices or systems are devices or systems which (a) are intended for surgical implant into the body or (b) support or sustain life and whose failure to perform when properly used in accordance with instructions for use provided in the labeling can be reasonably expected to result in a significant injury to the user National Semiconductor Corporation 2900 Semiconductor Drive P O Box 58090 Santa Clara CA 95052-8090 Tel 1(800) 272-9959 TWX (910) 339-9240 National Semiconductor GmbH Livry-Gargan-Str 10 D-82256 F4urstenfeldbruck Germany Tel (81-41) 35-0 Telex 527649 Fax (81-41) 35-1 National Semiconductor Japan Ltd Sumitomo Chemical Engineering Center Bldg 7F 1-7-1 Nakase Mihama-Ku Chiba-City Ciba Prefecture 261 Tel (043) 299-2300 Fax (043) 299-2500 2 A critical component is any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system or to affect its safety or effectiveness National Semiconductor Hong Kong Ltd 13th Floor Straight Block Ocean Centre 5 Canton Rd Tsimshatsui Kowloon Hong Kong Tel (852) 2737-1600 Fax (852) 2736-9960 National Semiconductores Do Brazil Ltda Rue Deputado Lacorda Franco 120-3A Sao Paulo-SP Brazil 05418-000 Tel (55-11) 212-5066 Telex 391-1131931 NSBR BR Fax (55-11) 212-1181 National Semiconductor (Australia) Pty Ltd Building 16 Business Park Drive Monash Business Park Nottinghill Melbourne Victoria 3168 Australia Tel (3) 558-9999 Fax (3) 558-9998 National does not assume any responsibility for use of any circuitry described no circuit patent licenses are implied and National reserves the right at any time without notice to change said circuitry and specifications