VITESSE
SEMICONDUCTOR CORPORATION
Datasheet
2.5 Gbits/sec
34x34 Crosspoint Switch with Signal Detection
VSC835
Table 9: Package Pin Identification
Signal Name
Pin
Function
Level
Programming Port
Program data address
ADR0
ADR1
ADR2
ADR3
ADR4
ADR5
D0
D12
C12
B11
C11
D11
A11
Y11
U11
V11
W11
V12
U12
A10
Y10
W10
U10
W9
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
Program data address
Program data address
Program data address
Program data address
Program data address
Program data
D1
Program data
D2
Program data
D3
Program data
D4
Program data
D5
Program data
ALE
Address latch enable (active high)
Interrupt (active low)
Read enable (active low)
Write enable (active low)
Configuration strobe (active high)
Chip select (active low)
Loss of activity monitor clock (active high)
INTB
RDB
WRB
CONFIG
CSB
V10
B10
MONCLK
Power Supplies
A1, A2, A3, A18, A19, A20, B1,
B2, B3, B18, B19, B20, C1, C2,
C3, C18, C19, C20, D1, D2, D3,
D18, D19, D20, U1, U2, U3, U18,
U19,U20, V1, V2,V3,V18, V19,
V20, W1, W2, W3, W18, W19,
W20, Y1, Y2, Y3, Y18, Y19, Y20
VCC
VEE
Power
+3.3V
B4, B6, B8, B9, B13, B14, B16,
B17, D4, E2, E19, H2, H19, M2,
M19, T3, T4, W5, W7, W8, W13,
W14, W16, W17
Power
GND
F19
G19
J19
Power for Output Channels 0,2
Power for Output Channels 4,6
Power for Output Channels 8,10
Power for Output Channels 12,14
Power for Output Channels 16,18
GND
GND
GND
GND
GND
VEE
VEE
VEE
VEE
VEE
K19
L19
Page 14
VITESSE SEMICONDUCTOR CORPORATION
741 Calle Plano, Camarillo, CA 93012 • 805/388-3700 • FAX: 805/987-5896
G52270-0, Rev. 4.1
7/24/00
VITESSE [ VITESSE SEMICONDUCTOR CORPORATION ]
