MC74HC4046A Datasheet, PDF (4/16 Pages) ON Semiconductor – Phase-Locked Loop

MC74HC4046A
[Phase Comparator Section]
AC ELECTRICAL CHARACTERISTICS (CL = 50 pF, Input tr = tf = 6.0 ns)
tPLH, Maximum Propagation Delay, SIGIN/COMPIN to PC3OUT
2.0
270
tPHL
(Figure 1)
4.5
54
6.0
46
340
405
ns
68
81
58
69
tPLZ,
tPHZ
Maximum Propagation Delay, SIGIN/COMPIN Output
Disable Time to PC2OUT (Figures 2 and 3)
2.0
200
4.5
40
6.0
34
250
300
ns
50
60
43
51
tPZH,
tPZL
Maximum Propagation Delay, SIGIN/COMPIN Output
Enable Time to PC2OUT (Figures 2 and 3)
2.0
230
4.5
46
6.0
39
290
345
ns
58
69
49
59
tTLH,
tTHL
Maximum Output Transition Time
(Figure 1)
2.0
75
4.5
15
6.0
13
[VCO Section]
DC ELECTRICAL CHARACTERISTICS (Voltages Referenced to GND)
95
110
ns
19
22
16
19
Guaranteed Limit
Symbol
Parameter
Test Conditions
VCC
Volts
– 55 to
25_C
≤ 85°C
≤ 125°C Unit
VIH Minimum High–Level
Vout = 0.1 V or VCC – 0.1 V
3.0
2.1
2.1
2.1
V
Input Voltage
|Iout| ≤ 20 µA
4.5
3.15
3.15
3.15
INH
6.0
4.2
4.2
4.2
VIL Maximum Low–Level
Vout = 0.1 V or VCC – 0.1 V
3.0
0.90
0.9
0.9
V
Input Voltage
|Iout| ≤ 20 µA
4.5
1.35
1.35
1.35
INH
6.0
1.8
1.8
1.8
VOH
Minimum High–Level
Output Voltage
VCOOUT
VOL
Maximum Low–Level
Output Voltage
VCOOUT
Iin Maximum Input
Leakage Current
INH, VCOIN
Vin = VIH or VIL
|Iout| ≤ 20 µA
3.0
1.9
1.9
4.5
4.4
4.4
6.0
5.9
5.9
Vin = VIH or VIL
|Iout| ≤ 4.0 mA
|Iout| ≤ 5.2 mA
4.5
3.98
3.84
6.0
5.48
5.34
Vout = 0.1 V or VCC – 0.1 V
3.0
0.1
0.1
|Iout| ≤ 20 µA
4.5
0.1
0.1
6.0
0.1
0.1
Vin = VIH or VIL
|Iout| ≤ 4.0 mA
|Iout| ≤ 5.2 mA
Vin = VCC or GND
4.5
0.26
0.33
6.0
0.26
0.33
6.0
0.1
1.0
1.9
V
4.4
5.9
3.7
5.2
0.1
V
0.1
0.1
0.4
0.4
1.0
µA
Min Max Min Max Min Max
VVCOIN
Operating Voltage Range at
VCOIN over the range
specified for R1; For
linearity see Fig. 15A,
Parallel value of R1 and R2
should be > 2.7 kΩ
INH = VIL
3.0 0.1 1.0 0.1 1.0 0.1 1.0 V
4.5 0.1 2.5 0.1 2.5 0.1 2.5
6.0 0.1 4.0 0.1 4.0 0.1 4.0
R1 Resistor Range
3.0 3.0 300 3.0 300 3.0 300 kΩ
4.5 3.0 300 3.0 300 3.0 300
6.0 3.0 300 3.0 300 3.0 300
R2
3.0 3.0 300 3.0 300 3.0 300
4.5 3.0 300 3.0 300 3.0 300
6.0 3.0 300 3.0 300 3.0 300
C1 Capacitor Range
3.0 40 No
pF
4.5 40 Limit
6.0 40
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