lmk04000bisqx National Semiconductor Corporation, lmk04000bisqx Datasheet - Page 16

• Manufacturer Part Number: lmk04000bisqx
• Description: Lmk04000 Family Of Precision Clock Conditioners Low-noise Clock Jitter Cleaner With Cascaded Plls
• Manufacturer: National Semiconductor Corporation

www.national.com
Symbol
f
T
V
V
V
f
T
V
V
V
f
f
V
V
I
I
T
DUTY
T
T
T
T
T
T
CLKout
CLKout
CLKout
CLKout-startup
OH
OL
SKEW
SKEW
SKEW
R
F
SKEW
CS
CH
CWH
OH
OL
OD
OH
OL
OD
OH
OL
CLK
ChanX - ChanY
Default output clock frequency
Output High Current (Source)
channel or different channel
LVCMOS to LVPECL skew
Data to Clock Set Up Time
Output Low Current (Sink)
Data to Clock Hold Time
LVCMOS outputs, same
LVDS to LVCMOS skew
LVPECL to LVDS skew
Clock Pulse Width High
Skew between any two
Maximum Frequency
CLKoutX to CLKoutY
Maximum Frequency
CLKoutX to CLKoutY
Maximum Frequency
Output High Voltage
Output High Voltage
Output High Voltage
Output Low Voltage
Output Low Voltage
Output Low Voltage
Output Duty Cycle
Output Rise Time
Output Fall Time
Output Voltage
Output Voltage
Parameter
(Note 31)
(Note 32)
(Note 31)
(Note 32)
power on
at device
2VPECL Clock Outputs (CLKoutX)
CMOS Clock Outputs (CLKoutX)
Microwire Interface Timing
Mixed Clock Skew
terminated with 120 Ω to GND.
F
2VPECL-2VPECL, T=25 °C,
T = 25 °C, F
each output terminated with
T = 25 °C, F
See Microwire Input Timing
See Microwire Input Timing
See Microwire Input Timing
F
F
V
CLK
MHz, T = 25 °C (Note 34)
V
V
Same device, T = 25 °C,
Same device, T = 25 °C,
Same device, T = 25 °C,
CLK
CLK
20% to 80%, RL = 50 Ω,
80% to 20%, RL = 50 Ω,
CC
R
Termination = 50 Ω to
Termination = 50 Ω to
CC
CC
LVPECL-to-LVPECL,
16
CLKout2, LM040x1
CLKout2, LM040x3
L
/2 to V
= 800 MHz, each output
= 100 MHz, T = 25 °C
= 100 MHz, T = 25 °C
= 50 Ω, C
= 3.3 V, V
= 3.3 V, V
120 Ω to GND.
Conditions
1 mA Load
1 mA Load
5 pF Load
CL = 5 pF
CL = 5 pF
(Note 32)
V
V
250 MHz
250 MHz
250 MHz
CC
CC
CC
CLK
CLK
/2, F
- 2 V
- 2 V
L
O
O
= 800 MHz,
= 100 MHz.
= 10 pF,
CLK
= 1.65 V
= 1.65 V
= 100
V
CC
1080
1080
Min
660
800
250
45
25
25
8
- 0.1
V
V
V
V
1030
0.93
1.82
0.95
1.98
-230
-540
Typ
890
400
400
770
62
81
28
28
50
CC
CC
CC
CC
-
-
-
-
1200
Max
965
100
0.1
40
40
55
Units
MHz
MHz
MHz
MHz
MHz
mV
mV
mA
mA
ps
ps
ps
ps
ps
ps
ps
ps
ns
ns
ns
%
V
V
V
V
V
V