MC14515B ON Semiconductor, MC14515B Datasheet - Page 4

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MC14515B

Manufacturer Part Number
MC14515B
Description
(MC14514B / MC14515B) 4-Bit Transparent Latch/4-to-16 Line Decoder
Manufacturer
ON Semiconductor
Datasheet

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Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î
Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î
6. The formulas given are for the typical characteristics only at 25_C.
7. Data labelled “Typ” is not to be used for design purposes but is intended as an indication of the IC’s potential performance.
SWITCHING CHARACTERISTICS
Output Rise Time
Output Fall Time
Propagation Delay Time; Data, Strobe to S
Inhibit Propagation Delay Times
Setup Time
Hold Time
Strobe Pulse Width
For MC14514B
1. For P–channel: Inhibit = V
1.
1.
1.
2. For N–channel: Inhibit = V
t
t
t
t
t
t
t
t
t
t
t
t
Data to Strobe
Strobe to Data
TLH
TLH
TLH
THL
THL
THL
PLH
PLH
PLH
PLH
PLH
PLH
and D1–D4 constitute
binary code for “output
under test.”
, t
, t
, t
, t
, t
, t
= (3.0 ns/pF) C
= (1.5 ns/pF) C
= (1.1 ns/pF) C
= (1.5 ns/pF) C
= (0.75 ns/pF) C
= (0.55 ns/pF) C
PHL
PHL
PHL
PHL
PHL
PHL
= (1.7 ns/pF) C
= (0.86 ns/pF) C
= (0.5 ns/pF) C
= (1.7 ns/pF) C
= (0.66 ns/pF) C
= (0.5 ns/pF) C
Characteristic
L
L
L
L
L
L
+ 30 ns
+ 15 ns
+ 10 ns
+ 25 ns
+ 12.5 ns
+ 9.5 ns
L
L
L
L
L
L
+ 465 ns
+ 125 ns
+ 315 ns
+ 75 ns
+ 192 ns
+ 117 ns
SS
DD
(6.)
Figure 1. Drain Characteristics Test Circuit
(C
L
= 50 pF, T
MC14514B, MC14515B
http://onsemi.com
A
= 25_C)
Symbol
t
t
t
t
t
t
t
PLH
PLH
PHL
PHL
TLH
THL
t
WH
t
su
4
h
,
,
V
5.0
5.0
5.0
5.0
5.0
5.0
5.0
10
15
10
15
10
15
10
15
10
15
10
15
10
15
DD
– 20
Min
250
100
350
100
75
10
75
0
For MC14515B
1. For P–channel: Inhibit = V
2. For N–channel: Inhibit = V
2.
2.
and D1–D4 constitute binary
code for “output under test.”
All Types
Typ
– 100
– 40
– 30
180
100
550
225
150
400
150
100
125
175
90
65
50
40
50
38
50
38
(7.)
1100
Max
360
180
130
200
100
450
300
800
300
200
80
DD
SS
Unit
ns
ns
ns
ns
ns
ns
ns

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