Datasheet

74HCT9046A_6 © NXP B.V. 2009. All rights reserved.
Product data sheet Rev. 06 — 15 September 2009 15 of 43
NXP Semiconductors
74HCT9046A
PLL with band gap controlled VCO
10. Recommended operating conditions
11. Static characteristics
Table 4. Operating conditions
Symbol Parameter Conditions Min Typ Max Unit
V
CC
supply voltage 4.5 5.0 5.5 V
V
I
input voltage 0 - V
CC
V
V
O
output voltage 0 - V
CC
V
T
amb
ambient temperature −40 +125 °C
∆t/∆V input transition rise and fall rate pin INH; V
CC
= 4.5 V - 1.67 139 ns/V
Table 5. Static characteristics
At recommended operating conditions; voltages are referenced to GND (ground = 0 V).
Symbol Parameter Conditions Min Typ Max Unit
T
amb
= 25 °C
Phase comparator section
V
IH
HIGH-level input voltage pins SIG_IN and COMP_IN;
V
CC
= 4.5 V; DC coupled
3.15 2.4 - V
V
IL
LOW-level input voltage pins SIG_IN and COMP_IN;
V
CC
= 4.5 V; DC coupled
- 2.1 1.35 V
V
OH
HIGH-level output voltage pins PCP_OUT and PCn_OUT;
V
CC
= 4.5 V; V
I
=V
IH
or V
IL
I
O
= −20 µA 4.4 4.5 - V
I
O
= −4.0 mA 3.98 4.32 - V
V
OL
LOW-level output voltage pins PCP_OUT and PCn_OUT;
V
CC
= 4.5 V; V
I
=V
IH
or V
IL
I
O
=20µA - 0 0.1 V
I
O
= 4.0 mA - 0.15 0.26 V
I
I
input leakage current pins SIG_IN and COMP_IN;
V
CC
= 5.5 V; V
I
=V
CC
or GND
--±30 µA
I
OZ
OFF-state output current pin PC2_OUT; V
CC
= 5.5 V;
V
I
=V
IH
or V
IL
; V
O
=V
CC
or GND
--±0.5 µA
R
I
input resistance SIG_IN and COMP_IN;
V
CC
= 4.5 V; V
I
at self-bias
operating point; ∆V
I
= 0.5 V;
see
Figure 14, 15 and 16
- 250 - kΩ
R
bias
bias resistance V
CC
= 4.5 V 25 - 250 kΩ
I
cp
charge pump current V
CC
= 4.5 V; R
bias
=40kΩ±0.53 ±1.06 ±2.12 mA
VCO section
V
IH
HIGH-level input voltage pin INH; V
CC
= 4.5 V to 5.5 V;
DC coupled
2.0 1.6 - V
V
IL
LOW-level input voltage pin INH; V
CC
= 4.5 V to 5.5 V;
DC coupled
- 1.2 0.8 V