74HC7046A Datasheet, PDF (16/38 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
SYM
BOL
PARAMETER
74HCT
+25
−40 to +85
−40 to +125
UNIT _VCC
(V)
V_I
min. typ. max min. max. min. max.
OTHER
DC coupled
V_IH HIGH level input voltage 3.15 2.4
V
SIG_IN, COMP_IN
DC coupled
V_IL
LOW level input voltage
2.1 1.35
V
SIG_IN, COMP_IN
V_OH
HIGH level output voltage
LD, PC_nOUT
4.4
4.5
4.4
4.4
V
V_OH
HIGH level output voltage
LD, PC_nOUT
3.98
4.32
3.84
3.7
V
V_OL
LOW level output voltage
LD, PC_nOUT
0 0.1
0.1
0.1 V
V_OL
LOW level output voltage
LD, PC_nOUT
0.15 0.26
0.33
0.4 V
±I_I
input leakage current
SIG_IN, COMP_IN
3-state
±I_OZ OFF-state current
PC2_OUT
30
38
0.5
5.0
45
µA
10.0 µA
R_I
input resistance
SIG_IN, COMP_IN
250
kΩ
4.5
4.5
V_IH
4.5 or −I_O = 20 µA
V_IL
V_IH
4.5 or −I_O = 4.0 mA
V_IL
V_IH
4.5 or I_O = 20 µA
V_IL
V_IH
4.5 or I_O = 4.0 mA
V_IL
V_CC
5.5 or
GND
5.5
V_IH
or
V_IL
V_O = V_CC
or GND
V_I at self-bias
4.5 ^{operating point;}
∆V_I = 0.5 V; see Figs
10, 11 and 12
December 1990
16