NB6L72
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7
Figure 3. Input Structure
50 W
50 W
VTD
VTD
V
CC
D
D
R
C
R
C
I
D
V
th
D
V
th
Figure 4. Differential Input Driven
Single-Ended
V
IH
V
IL
V
IHmax
V
ILmax
V
IH
V
th
V
IL
V
IHmin
V
ILmin
V
CC
V
thmax
V
thmin
GND
V
th
Figure 5. V
th
Diagram
D
D
Figure 6. Differential Inputs
Driven Differentially
V
ILD
V
IHD(MAX)
V
IHD
V
ILD
V
IHD(MIN)
V
ILD(MIN)
V
CMR
GND
V
ID
= V
IHD
- V
ILD
V
CC
D
D
Q
Q
t
PD
t
PD
V
OUTPP
= V
OH
(Q) - V
OL
(Q)
V
INPP
= V
IH
(D) - V
IL
(D)
Figure 7. Differential Inputs Driven Differentially
Figure 8. V
CMR
Diagram Figure 9. AC Reference Measurement
V
IHD
V
ILD
V
ID
= |V
IHD(D)
- V
ILD(D)|
D
D
NB6L72
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8
LVPECL
Driver
V
CC
GND
Z
O
= 50 W
VT = V
CC
- 2 V
Z
O
= 50 W
NB6L72
D
50 W
50 W
D
GND
Figure 10. LVPECL Interface
LVDS
Driver
V
CC
GND
Z
O
= 50 W
V
T
= Open
Z
O
= 50 W
NB6L72
D
50 W
50 W
D
GND
Figure 11. LVDS Interface
V
CC
V
CC
CML
Driver
V
CC
GND
Z
O
= 50 W
V
T
= V
CC
Z
O
= 50 W
NB6L72
D
50 W
50 W
D
GND
V
CC
Figure 12. Standard 50 W Load CML Interface
Differential
Driver
V
CC
GND
Z
O
= 50 W
VT = V
REFAC
*
Z
O
= 50 W
NB6L72
D
50 W
50 W
D
GND
V
CC
Figure 13. Capacitor-Coupled
Differential Interface
(VT Connected to V
REFAC
)
*V
REFAC
bypassed to ground with a 0.01 mF capacitor
Single-Ended
Driver
V
CC
GND
Z
O
= 50 W
VT = V
REFAC
*
NB6L72
D
50 W
50 W
D
GND
V
CC
Figure 14. Capacitor-Coupled
Single-Ended Interface
(VT Connected to V
REFAC
)
(Open)
NB6L72
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9
Figure 15. Typical Termination for Output Driver and Device Evaluation
(See Application Note AND8020/D - Termination of ECL Logic Devices.)
Driver
Device
Receiver
Device
QD
Q D
Z
o
= 50 W
Z
o
= 50 W
50 W 50 W
V
TT
V
TT
= V
CC
- 2.0 V
OUTPUT FREQUENCY (GHz)
Figure 16. Output Voltage Amplitude (V
OUTPP
) versus Output
Frequency at Ambient Temperature (Typical)
800
700
600
500
400
300
200
100
0
900
01234
OUTPUT VOLTAGE AMPLITUDE (mV)
Figure 17. Typical Output Wave Form - Data Signal PRBS 2
23
-1 Room Temperature, 400 mV Input Amplitude,
V
CC
= 2.5 V, 2.488 Gb/s (X-scale = 80 ps/DIV; y-Scale = 100 mV/DIV)
Total Jitter = 25 ps
Device Jitter = 12 ps
Input Jitter = 13 ps

NB6L72MNR2G

Mfr. #:
Manufacturer:
ON Semiconductor
Description:
Analog & Digital Crosspoint ICs 2X2 PECL CROSSPOINT
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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