lmk03000disqx National Semiconductor Corporation, lmk03000disqx Datasheet - Page 6

• Manufacturer Part Number: lmk03000disqx
• Description: Precision Clock Conditioner With Integrated Vco
• Manufacturer: National Semiconductor Corporation

www.national.com
I
I
f
V
f
I
I
I
I
I
I
PN10kHz
PN1Hz
CC
CC
OSCin
PD
SRCE
SINK
CPout
CPout
CPout
CPout
OSCin
Electrical Characteristics
(3.15 V
most likely parametric norms at Vcc = 3.3 V, T
characterization and are not guaranteed).
Symbol
PD
CPout
CPout
TRI
%MIS
VTUNE
TEMP
square
square
≤
Vcc
Power Supply Current
(Note 5)
Power Down Current
Reference Oscillator Input Frequency
Range for Square Wave
Square Wave Input Voltage for OSCin and
OSCin*
Phase Detector Frequency
Charge Pump Source Current
Charge Pump Sink Current
Charge Pump TRI-STATE
Magnitude of Charge Pump
Sink vs. Source Current Mismatch
Magnitude of Charge Pump
Current vs. Charge Pump Voltage
Variation
Magnitude of Charge Pump Current vs.
Temperature Variation
PLL 1/f Noise at 10 kHz Offset (Note 6)
Normalized to 1 GHz Output Frequency
Normalized Phase Noise Contribution
(Note 7)
≤
3.45 V, -40 °C
Parameter
≤
T
A
≤
85 °C, Differential Inputs/Outputs; Vboost=0; except as specified. Typical values represent
®
Current
(Note 4)
A
= 25 °C, and at the Recommended Operation Conditions at the time of product
Current Consumption
Reference Oscillator
PLL (Continued)
Entire device; one LVDS and one
LVPECL clock enabled; no divide; no
delay.
Entire device; All Outputs Off (no
emitter resistors placed)
POWERDOWN = 1
AC coupled; Differential (V
V
V
V
V
V
V
V
V
0.5 V < V
V
T
0.5 V < V
T
PLL_CP_GAIN = 1x
PLL_CP_GAIN = 32x
PLL_CP_GAIN = 1x
PLL_CP_GAIN = 32x
A
A
CPout
CPout
CPout
CPout
CPout
CPout
CPout
CPout
CPout
= 25°C
= 25°C
PLL
= Vcc/2, PLL_CP_GAIN = 1x
= Vcc/2, PLL_CP_GAIN = 4x
= Vcc/2, PLL_CP_GAIN = 16x
= Vcc/2, PLL_CP_GAIN = 32x
= Vcc/2, PLL_CP_GAIN = 1x
= Vcc/2, PLL_CP_GAIN = 4x
= Vcc/2, PLL_CP_GAIN = 16x
= Vcc/2, PLL_CP_GAIN = 32x
= Vcc / 2
6
CPout
CPout
Conditions
< Vcc - 0.5 V
< Vcc - 0.5 V
OD
)
Min
0.2
1
-1600
-3200
161.8
1600
3200
-100
-400
-117
-122
-219
-224
Typ
100
400
86
1
2
3
4
4
Max
200
1.6
40
10
dBc/Hz
dBc/Hz
Units
MHz
MHz
Vpp
mA
mA
µA
μA
nA
%
%
%