74HC7046A Datasheet, PDF (11/38 Pages) NXP Semiconductors – Phase-locked-loop with lock detector

Philips Semiconductors
Phase-locked-loop with lock detector
Product specification
74HC/HCT7046A
Phase comparator section
Voltages are referenced to GND (ground = 0 V)
T_amb (°C)
TEST CONDITIONS
SYMBOL
PARAMETER
74HC
+25
−40 to +85
UNIT
−40 to +125
V_CC
(V)
V_I
min. typ. max. min. max. min. max.
OTHER
DC coupled HIGH
1.5 1.2
1.5
1.5
2.0
V_IH
level input voltage
3.15 2.4
SIG_IN, COMP_IN
4.2 3.2
3.15
3.15
V
4.5
4.2
4.2
6.0
DC coupled LOW level
0.8 0.5
0.5
0.5
2.0
V_IL
input voltage
SIG_IN, COMP_IN
2.1 1.35
1.35
1.35 V
4.5
2.8 1.8
1.8
1.8
6.0
HIGH level output
1.9 2.0
1.9
1.9
2.0 V_IH −I_O = 20 µA
V_OH
voltage
4.4 4.5
4.4
4.4
V
4.5 or −I_O = 20 µA
LD, PC_nOUT
5.9 6.0
5.9
5.9
6.0 V_IL −I_O = 20 µA
V_OH
HIGH level output
voltage
LD, PC_nOUT
3.98 4.32
5.48 5.81
3.84
5.34
3.7
5.2
V
4.5
6.0
V_IH
or
V_IL
−I_O = 4.0 mA
−I_O = 5.2 mA
LOW level output
V_OL
voltage
LD, PC_nOUT
0 0.1
0.1
0.1
2.0 V_IH I_O = 20 µA
0 0.1
0.1
0.1 V
4.5 or I_O = 20 µA
0 0.1
0.1
0.1
6.0 V_IL I_O = 20 µA
LOW level output
V_OL
voltage
LD, PC_nOUT
0.15 0.26
0.16 0.26
0.33
0.33
0.4
0.4
V
4.5
6.0
V_IH
or
V_IL
I_O = 4.0 mA
I_O = 5.2 mA
±I_I
input leakage current
SIG_IN, COMP_IN
3.0
7.0
18.0
4.0
9.0
23.0
5.0 µA
11.0
27.0
2.0 V_CC
3.0 or
4.5 GND
30.0
38.0
45.0
6.0
±I_OZ
3-state
OFF-state current
PC2_OUT
R_I
input resistance
SIG_IN, COMP_IN
0.5
5.0
10.0 µA 6.0 V_IH V_O = V_CC
or or GND
V_IL
800
kΩ 3.0 V_I at self-bias
250
4.5 operating point;
150
6.0 ∆V_I = 0.5 V; see
Figs 10, 11 and 12
December 1990
11