Single Port VDSL2
Line Driver with Shutdown
AD8398A APPLICATIONS
ADSL2+/VDSL2 CO/CPE line drivers
PLC line drivers
Consumer xDSL modems
Twisted pair line drivers 14 VCC 13 OUT B 16 OUT A FUNCTIONAL BLOCK DIAGRAM 12 NC NC 1
-IN A 2 – – 11 -IN B +IN A 3 + + 10 +IN B GND 4
VEE 7 NC = NO CONNECT PD0 8 NC 5 NC 6 9 PD1 07760-001 Voltage feedback
Wide output swing
18.4 V p-p differential, RLOAD, DIFF = 20 О© from 12 V supply
High output current
Linear output current of 450 mA peak
Low distortion
-65 dBc for Profile 8b @ 20.4 dBm
-55 dBc for Profile 17a @ 14.5 dBm
High speed
85 MHz bandwidth (AV DIFF = 5) 15 NC FEATURES Figure 1. Thermally Enhanced, 4 mm Г— 4 mm, 16-Lead LFCSP_WQ TYPICAL APPLICATION DIAGRAM
1/2 TIP AD8398A
VMID* 1/2 RING *VMID = VCC + VEE
2 07760-002 AD8398A Figure 2. Typical VDSL2 Application GENERAL DESCRIPTION
The AD8398A comprises two high speed, voltage feedback
operational amplifiers. When configured as a differential line …