VITESSE
SEMICONDUCTOR CORPORATION
Data Sheet
VSC8061/VSC8062
2.5Gb/s 16-Bit
Multiplexer/Demultiplexer Chipset
Table 8: VSC8062 Pin Identifications
Pin Number Pin Number
QH Package F Package
Signal
Name
I/O
48
21
CLK
I
47
20
CLKN
I
44
17
DI
I
45
19
DIN
I
31
8
CLK16
O
30
6
CLK16N
O
3, 5, 31, 32,
8-11, 15-20,
22-25, 28, 29
34, 35, 39-42,
44, 45, 47, 48,
D[0:15]
O
50, 51
1, 12, 27,
39, 51
4, 10, 18, 30,
36, 43, 49
VCC
Pwr
2, 5, 13, 14, 21,
26, 35
7, 46
VTT
Pwr
36, 42, 43,
46, 49
33
VEE
Pwr
3, 6, 32-34, 37,
38, 40, 41, 50
1, 2, 9, 11-16,
22, 24-27, 37,
38, 52
NC
4, 7
28, 29
Test
Pwr
52
23
VEE*
Pwr
NOTE: (1) Can be used single-ended.
Level
HS
HS
HS
HS
ECL
ECL
Description
High-speed clock, true(1)
High-speed clock, complement(1)
Serial data input, true(1)
Serial data input, complement(1)
Parallel data clock (high-speed clock divide-by-
16), true
Parallel data clock (high-speed clock divide-by-
16), complement
ECL Parallel data outputs
Most positive power supply
DCFL negative power supply
SCFL negative power supply
Do not connect, leave open
Test inputs. Used in factory for testing, connect
to VTT through a resistor
Heat sink bias, connect to VEE
G52069-0, Rev 4.3
05/11/01
© VITESSE SEMICONDUCTOR CORPORATION • 741 Calle Plano • Camarillo, CA 93012
Tel: (800) VITESSE • FAX: (805) 987-5896 • Email: prodinfo@vitesse.com
Internet: www.vitesse.com
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