MC14514B, MC14515B
ÎÎSÎÎWIÎÎTCHÎÎINGÎÎCHÎÎARÎÎACTÎÎERÎÎISTÎÎICSÎÎ(6.)ÎÎ(CL =ÎÎ50ÎÎpF,ÎÎTA=ÎÎ25_ÎÎC) ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎAllÎÎTypÎÎes ÎÎÎÎÎÎÎÎÎÎÎÎ
Characteristic
Output Rise Time
tTLH = (3.0 ns/pF) CL + 30 ns
tTLH = (1.5 ns/pF) CL + 15 ns
tTLH = (1.1 ns/pF) CL + 10 ns
Output Fall Time
tTHL = (1.5 ns/pF) CL + 25 ns
tTHL = (0.75 ns/pF) CL + 12.5 ns
tTHL = (0.55 ns/pF) CL + 9.5 ns
Propagation Delay Time; Data, Strobe to S
tPLH, tPHL = (1.7 ns/pF) CL + 465 ns
tPLH, tPHL = (0.86 ns/pF) CL + 192 ns
tPLH, tPHL = (0.5 ns/pF) CL + 125 ns
Inhibit Propagation Delay Times
tPLH, tPHL = (1.7 ns/pF) CL + 315 ns
tPLH, tPHL = (0.66 ns/pF) CL + 117 ns
tPLH, tPHL = (0.5 ns/pF) CL + 75 ns
Setup Time
Data to Strobe
Symbol
VDD
tTLH
5.0
10
15
tTHL
5.0
10
15
tPLH,
tPHL
5.0
10
15
tPLH,
tPHL
5.0
10
15
tsu
5.0
10
15
Min
Typ (7.)
Max
Unit
ns
—
180
360
—
90
180
—
65
130
ns
—
100
200
—
50
100
—
40
80
ns
—
550
1100
—
225
450
—
150
300
ns
—
400
800
—
150
300
—
100
200
250
125
100
50
75
38
ns
—
—
—
Hold Time
Strobe to Data
th
5.0
– 20
– 100
—
ns
10
0
– 40
—
15
10
– 30
—
Strobe Pulse Width
tWH
ns
5.0
350
175
—
10
100
50
—
15
75
38
—
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.
For MC14514B
1. For P–channel: Inhibit = VSS
1. and D1–D4 constitute
1. binary code for “output
1. under test.”
2. For N–channel: Inhibit = VDD
VDD
S0
STROBE S1
S2
S3
INHIBIT S4
S5
D1
S6
S7
S8
D2
S9
S10
D3
S11
S12
S13
D4
S14
S15
VSS
VDS
For MC14515B
1. For P–channel: Inhibit = VDD
2. For N–channel: Inhibit = VSS
2. and D1–D4 constitute binary
2. code for “output under test.”
ID
EXTERNAL
POWER SUPPLY
Figure 1. Drain Characteristics Test Circuit
http://onsemi.com
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