AD8392A

Data Sheet

Rev. A | Page 6 of 12

CH1 200mV CH2 2V

400ns

2

INPUT

CHANNEL 1

OUTPUT

CHANNEL 2

Figure 10. Output Overdrive Recovery, ADSL/ADSL2+ Circuit (Figure 15),

DMT Waveform, VS = ±12 V

0

–100

100k

100M

FREQUENCY (Hz)

1M

10M

–10

–20

–30

–40

–50

–60

–70

–80

–90

DIFF CHANNEL 3, 4

DIFF CHANNEL 1, 2

Figure 11. Crosstalk vs. Frequency, Dual Differential Driver Circuit (Figure 14),

VS = ±12 V, VIN = 800 mV p-p

45

10

0100

LOAD RESISTANCE (Ω)

40

35

30

25

20

15

10

20

30

40

50

60

70

80

90

Figure 12. Differential Output Swing vs. RLOAD

Dual Differential Driver Circuit (Figure 14)

100

0.01

10k

1G

FREQUENCY (Hz)

100k

1M

10M

100M

0.1

1

10

PD (0, 0)

PD (1, 0)

PD (0, 1)

Figure 13. Output Impedance vs. Frequency

VS = ±12 V, G = +5, RF = 2 kΩ

2kΩ

2kΩ

499Ω

49.9Ω

49.9Ω

100Ω

Figure 14. Dual Differential Driver Circuit

2kΩ

2kΩ

4.99Ω

4.99Ω

1.78kΩ

1.78kΩ

634Ω

634Ω

1µF

87Ω

87Ω

77Ω

77Ω

0.01µF

0.01µF

100Ω

VCM

Figure 15. ADSL/ADSL2+ Circuit