VITESSE

SEMICONDUCTOR CORPORATION

Advance Product Information

VSC8162

2.488 Gbit/sec SONET/SDH

1:16 Demux with Clock Recovery

Page 18

© VITESSE SEMICONDUCTOR CORPORATION

741 Calle Plano, Camarillo, CA 93012 • 805/388-3700 • FAX: 805/987-5896

9/14/98

G52209-0, Rev. 2.0

Table 9: Power Supply Summary

All supplies which reference the same voltage may be connected to the same power supply plane. The

VCCANA, and VEEANA are noise sensitive supplies. Appropriate power supply noise suppression should be

applied to optimize the performance of the device.

VCC

115

-

Power supply (GND typ.)

VTT

116

-

Power supply (-2.0V typ.)

REFCK-

117

I

19.44 MHz Reference Clock (complement)

REFCK+

118

I

19.44 MHz Reference Clock (true)

NC

119

-

Do not connect, leave open

DINVERT

120

I

Invert Parallel Data Outputs (Logic High = Invert)

CKOE

121

I

Test input (logic high enables 2.488 GHz clock output)

VTT

122

-

Power supply (-2.0V typ.)

VEE

123

-

Power supply (-5.2V typ.)

VCC

124

-

Power supply (GND typ.)

CLKO+

125

O

Test signal - low-swing high speed clock output (true)

CLKO-

126

O

Test signal - low-swing high speed clock output (complement)

VCC

127

-

Power supply (GND typ.)

VEE

128

-

Power supply (-5.2V typ.)

Signal Name

Pin #

Description

VEE

5,8,10,15,17,23,123,128

Power supply (-5.2V typ.)

VEEANA

24,43

Power supply for analog circuits (-5.2 typ.)

VTT

31,52,53,60,69,70,76,

82,87,88,94,100,101,

108,111,114,116,122

Power supply (-2.0V typ.)

VCC

1,2,4,6,7,9,11,14,16,18,

21,37,38,45,54,59,67,

68,75,81,89,95,102,107,

115,124,127

Power supply (GND typ.)

VCCANA

25,44

Power supply for analog circuits (GND typ.)

VSUB

65

Substrate Voltage (connect to lowest supply voltage, i.e., VEE)

Signal Name

Pin #

I/O

Description