VT98521

2002-02-25

Page 2

MDST-0017-02

www.vaishali.com

Vaishali Semiconductor

747 Camden Avenue, Suite C

Campbell

CA 95008

Ph. 408.377.6060

Fax 408.377.6063

Table 2. Pin Description

No.

Name

Type

Description

1

X1/ICLK

I

Xtal connection or clock input.

2

VDD

P

Connect to +3.3V

3

GND

P

Connect to ground.

4

S1

TI

Select 1 for output clock. Connect to ground or VDD or float

5

CLK

O

Clock output per table 2.

6

S0

TI

Select 0 for output clock. Connect to ground or VDD or float.

7

OE

I

Output Enable. Tri- states CLK output when low.

8

X2

O

Xtal connection. Leave unconnected for clock input.

Legend:

I = Input

TI = Tri-level Input

O = Output

P = Power supply connection

Table 3. Absolute Maximum Ratings

Parameter

Conditions

Min

Typ

Max

Units

Supply voltage, VDD

Referenced to GND

4.6

V

Inputs and Clock Outputs

Referenced to GND

-0.5

4.6

V

Soldering Temperature

Max of 10 seconds

260

°C

Storage temperature

-65

150

°C

Table 1. Clock Output Table

S1

S0

CLK

Minimum Input

0

0

4 x input

See table 6

0

M

5.3125 x input

20 MHz

0

1

5 x input

See table 6

M

0

6.25 x input

4 MHz

M

M

Test*

M

1

3.125 x input

8 MHz

1

0

6 x input

See table 6

1

M

3 x input

See table 6

1

1

8 x input

See table 6

0 = Connect to ground.

1 = Connect directly to VDD

M = Leave unconnected (floating)

* = For Vaishali internal test purposes only