ÎÎÎÎSÎÎÎÎWIÎÎÎÎTCHÎÎÎÎINGÎÎÎÎCHÎÎÎÎARÎÎÎÎAChCaÎÎÎÎTrEacRtÎÎÎÎeISriTsÎÎÎÎtIiCcSÎÎÎÎ* (CÎÎÎÎL=5ÎÎÎÎ0pFÎÎÎÎ,TAÎÎÎÎ=2ÎÎÎÎ5_CÎÎÎÎ)SymÎÎÎÎbolÎÎÎÎÎÎÎÎVÎÎÎÎDDÎÎÎÎÎÎÎÎÎÎÎÎMinÎÎÎÎÎÎÎÎÎÎÎÎTypÎÎÎÎÎÎÎÎÎÎÎÎMaxÎÎÎÎÎÎÎÎUÎÎÎÎnitÎÎÎÎ
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
Clock to Q
tPLH, tPHL = (1.7 ns/pF) CL + 415 ns
tPLH, tPHL = (0.66 ns/pF) CL + 177 ns
tPLH, tPHL = (0.5 ns/pF) CL + 130 ns
Clock to Sout
tPLH, tPHL = (1.7 ns/pF) CL + 665 ns
tPLH, tPHL = (0.66 ns/pF) CL + 277 ns
tPLH, tPHL = (0.5 ns/pF) CL + 195 ns
Clock to EOC
tPLH, tPHL = (1.7 ns/pF) CL + 215 ns
tPLH, tPHL = (0.66 ns/pF) CL + 97 ns
tPLH, tPHL = (0.5 ns/pF) CL + 75 ns
tTLH
ns
5.0
—
180
360
10
—
90
180
15
—
65
130
tTHL
ns
5.0
—
100
200
10
—
50
100
15
—
40
80
tPLH,
ns
tPHL
5.0
—
500
1000
10
—
210
420
15
—
155
310
5.0
—
750
1500
10
310
620
15
—
220
440
5.0
—
300
600
10
—
130
260
15
—
100
200
SC, D, FF or MR Setup Time
tsu
5.0
250
125
—
ns
10
100
50
—
15
80
40
—
Clock Pulse Width
tWH(cl)
5.0
700
350
10
270
135
15
200
100
—
ns
—
—
Pulse Width — D, SC, FF or MR
tWH
5.0
500
250
—
ns
10
200
100
—
15
160
80
—
Clock Rise and Fall Time
tTLH,
5.0
—
15
µs
tTHL
10
—
1.0
15
—
—
0.5
Clock Pulse Frequency
fcl
5.0
—
1.5
0.8
MHz
10
—
3.0
1.5
15
—
4.0
2.0
* The formulas given are for the typical characteristics only.
MOTOROLA CMOS LOGIC DATA
MC14549B MC14559B
3