VITESSE

SEMICONDUCTOR CORPORATION

Preliminary Data Sheet

VSC838

3.2Gb/s

36x37 Crosspoint Switch

Page 6

G52351-0, Rev 3.0

02/12/01

© VITESSE SEMICONDUCTOR CORPORATION • 741 Calle Plano • Camarillo, CA 93012

Tel: (800) VITESSE • FAX: (805) 987-5896 • Email: prodinfo@vitesse.com

Internet: www.vitesse.com

Figure 1: Parallel Mode -- Separate Address/Data (leave ALE_SCN pin HIGH)

Figure 2: Parallel Mode -- Multiplexed Address/Data

OUTCHAN[5:0]

INCHAN[5:0]

LOAD

CONFIG

Output Addr

Input Addr

T

PWLW

T

PWCFG

SERIAL

T

sSERIAL

CS

T

sCS

T

sWR

T

hWR

T

hCS

INCHAN[5:0]

LOAD

CONFIG

Output Addr

Input Addr

T

PWLW

T

PWCFG

ALE_SCN

SERIAL

T

sSERIAL

T

sCS

CS

T

hWR

T

sWR

T

hCS