High Voltage Open-Collector Outputs - National Semiconductor
Description
DM5417 DM7417 Hex Buffers with High Voltage Open-Collector Outputs
June 1989
DM5417 DM7417 Hex Buffers with High Voltage Open-Collector Outputs
General Description
This device contains six independent gates each of which performs a buffer function The open-collector outputs require external pull-up resistors for proper logical operation
Pull-Up Resistor Equations
RMAX
e
VO (Min) b VOH N1 (IOH) a N2 (IIH)
RMIN
e
VO (Max) b VOL IOL b N3 (IIL)
Where N1 (IOH) e total maximum output high current for all outputs tied to pull-up resistor
N2 (IIH) e total maximum input high current for all inputs tied to pull-up resistor
N3 (IIL) e total maximum input low current for all inputs tied to pull-up resistor
Connection Diagram
Dual-In-Line Package
Function Table
Order Number DM5417J DM5417W or DM7417N See NS Package Number J14A N14A or W14B
YeA
Input
Output
AY
LL HH
H e High Logic Level L e Low Logic Level
TL F 6505 – 1
C1995 National Semiconductor Corporation TL F 6505
RRD-B30M105 Printed in U S A
Absolute Maximum Ratings (Note)
If Military Aerospace specified devices are required please contact the National Semiconductor Sales Office Distributors for availability and specifications
Supply Voltage
7V
Input Voltage
5 5V
Output Voltage
15V
Operating Free Air Temperature Range
DM54
b55 C to a125 C
DM74
0 C to a70 C
Storage Temperature Range
b65 C to a150 C
Note The ‘‘Absolute Maximum Ratings’’ are those values beyond which the safety of the device cannot be guaranteed The device should not be operated at these limits The parametric values defined in the ‘‘Electrical Characteristics’’ table are not guaranteed at the absolute maximum ratings The ‘‘Recommended Operating Conditions’’ table will define the conditions for actual device operation
Recommended Operating Conditions
Symbol
VCC VIH VIL VOH IOL TA
Parameter
Supply Voltage High Level Input Voltage Low Level Input Voltage High Level Output Voltage Low Level Output Current Free Air Opera...
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