VCC = 3.3 V or 2.5 V
VCC = 2.5 V
NB6L14S
VCC = 2.5 V
VCC = 2.5 V
HSTL
Driver
Zo = 50 W
VT = GND
Zo = 50 W
NB6L14S
IN
50 W
50 W
IN
GND
GND
Figure 14. HSTL Interface
VCC = 2.5 V
VCC = 2.5 V
LVCMOS
Driver
Zo = 50 W
VT = OPEN
2.5 kW
NB6L14S
IN
50 W*
50 W*
IN
GND
GND
GND
Figure 15. LVCMOS Interface
VCC
VCC = 2.5 V
LVTTL
Driver
GND
Zo = 50 W
VT = OPEN
1.5 kW
GND
NB6L14S
IN
50 W*
50 W*
IN
GND
Figure 16. LVTTL Interface
VCC
Differential
Driver
Zo = 50 W
VT = VREFAC*
Zo = 50 W
NB6L14S
IN
50 W
50 W
IN
GND
GND
Figure 17. Capacitor−Coupled Differential
Interface (VT Connected to VREF_AC)
*VREFAC bypassed to ground with a 0.1 mF capacitor.
VCC = 2.5 V
Single−Ended
Driver
Zo = 50 W
VT = VREFAC*
NB6L14S
IN
50 W
50 W
IN
GND
GND
Figure 18. Capacitor−Coupled Single−Ended Interface (VT Connected to VREFAC)
*VREFAC bypassed to ground with a 0.1 mF capacitor.
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