VSC834UB 查看數據表（PDF） - Vitesse Semiconductor

零件编号

产品描述 (功能)

生产厂家

VSC834UB

2.5Gb/s 17x17 Crosspoint Switch with Input Signal Activity (ISA) Monitoring

Vitesse Semiconductor 

VITESSE

SEMICONDUCTOR CORPORATION

2.5Gb/s 17x17 Crosspoint Switch

with Input Signal Activity (ISA) Monitoring

ADDR[5:0]

DATA[4:0]

CSB

WRB

RDB

CONFIG

Figure 4: Program Timing

TsCSB

TsWRB

ThWRB

TsCONFIG

Datasheet

VSC834

Table 4: Programing Port Interface Timing

Parameter

Description

Tconfig

TpdADDR

TpdRDB

Tpdint

Tpdstate

TsRDB

ThRDB

TsWRB

ThWRB

TsCONFIG

TsCSB

TpwCONFIG

TpwWRB

TpwRDB

TtsDATA

TsALE

Switch configuration delay

Data read propagation delay from ADDR

Data read propagation delay from RDB (1)

Interrupt propagation delay from MONCLK (2)

MONCLK to internal state register change delay (2)

ADDR to RDB setup time

RDB to ADDR hold time

WRB setup time (for either ADDR or DATA)

WRB hold time (for either ADDR or DATA)

WRB to CONFIG setup time

CSB setup time (to either WRB or RDB)

CONFIG pulse width (high)

WRB pulse width (low and high)

RDB pulse width (low and high)

DATA tri-state delay (from either RDB or CSB) (2)

ALE setup time (for multiplexed ADDR/DATA bus)

Note 1: Measured from falling edge.

Note 2: Measured from rising edge.

Min

Max

Units

-

6

ns

-

30

ns

-

7

ns

-

50

ns

-

6

ns

5

-

ns

3

-

ns

5

-

ns

3

-

ns

1

-

ns

0

-

ns

10

-

ns

10

-

ns

10

-

ns

-

10

ns

5

-

ns

Page 6

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

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

Internet: www.vitesse.com

G52247-0, Rev 4.2

02/09/01

Share Link: