DP8473N NSC [National Semiconductor], DP8473N Datasheet - Page 26

• Manufacturer Part Number: DP8473N
• Description: DP8473 Floppy Disk Controller PLUS-2
• Manufacturer: NSC [National Semiconductor]

AC Test Conditions
Note 11 C
Note 12 S1
active low and active low to high impedance measurements S1
high impedance to active high and active high to high imepedance measure-
ments R
Note 13 For the Open Drain Drive Interface Pins S1
150
Input Pulse Levels
Input Rise and Fall Times
Input and Output Reference Levels
TRI-STATE Reference Levels
L
e
L
e
e
1 0 k
open for push-pull outputs S1
100 pF includes jig and scope capacitance
for P interface pins
(Notes 11 12 13)
e
V
Active High
Active Low
CC
for high impedance to
GND to 3V
e
1 3V
6 ns
V
CC
a
e
b
and R
GND for
0 5V
0 5V
L
e
26
Capacitance
Note 14 This parameter is not 100% tested
Symbol
C
C
IN
OUT
Input Capacitance
Output Capacitance
Parameter
T
A
TL F 9384 – 20
e
25 C f
e
1 MHz (Note 14)
Typ
5
8
Units
pF
pF