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Part: 54F827SDM
Category:
Description: 10-bit Buffers/line Drivers
Company: National Semiconductor Corporation
Datasheet: Download 54F827SDM datasheet File size : 180 kB
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Datasheet text preview:
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 T output enables for maximum control flexibility he 'F827 and 'F828 are functionally- and pin-compatible to AMD's Am29827 and Am29828 The 'F828 is an inverting version of the 'F827
Y Y Y
eatures
TRI-STATE output 'F828 is inverting Direct replacement for AMD's Am29827 and Am29828
F
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
o Cte 2 Military grade device with environmental and burn-in processing Use suffix e SDMQB FMQB and LMQB
onnection 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
C TRI-STATE is a registered trademark of National Semiconductor Corporation
1995 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) unction Table Inputs OE L L H Dn 'F827 H L X H FL 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)
p If Military Aerospace specified devices are required lease contact the National Semiconductor Sales S Office Distributors for availability and specifications torage Temperature Ambient Temperature under Bias Junction Temperature under Bias Plastic VCC Pin Potential to Ground Pin Input Voltage (Note 2) Input Current (Note 2) Voltage Applied to Output in HIGH State (with VCC e 0V) Standard Output TRI-STATE Output Current Applied to Output in LOW State (Max)
ecommended Operating Conditions
Free Air Ambient Temperature Military Commercial Supply Voltage Military Commercial
b 55
C to a 150 C b 55 C to a 125 C b 55 C to a 175 C b 55 C to a 150 C
b 0 5V to a 7 0V b 0 5V to a 7 0V b 30 mA to a 5 0 mA
b 65
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
b 0 5V to VCC b 0 5V to a 5 5V
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 N these conditions is not implied ote 2 Either voltage limit or current limit is sufficient to protect inputs R
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 7 4F 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
Others parts begin by 54
54-1 54-2 54-3 54-4 54-5 54-6 54-7 54-8 54-9 54-10 54-11 54-12 54-13
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