Preliminary

AS2525

Rev. 1.3

Page 18

May 1999

Electrical Characteristics

Absolute Maximum Ratings*

Supply Voltage............................................................................................................................... -0.3

≤ V

DD

≤ 7V

Input Current..........................................................................................................................................+/- 25 mA

Input Voltage (LS) ....................................................................................................................... -0.3V

≤ V

IN

≤ 12V

Input Voltage (LI, CS)................................................................................................................... -0.3V

≤ V

IN

≤ 8V

Input Voltage (STB, RI) .........................................................................................................-2V

≤ V

IN

≤ V

Digital Input Voltage ..........................................................................................................-0.3V

≤ V

IN

≤ V

DD

+ 0.3V

Electrostatic Discharge...........................................................................................................................+/- 1000V

Storage Temperature Range........................................................................................................... -65 to +125°C

Total Power Dissipation ............................................................................................................................ 500mW

*Exceeding these figures may cause permanent damage. Functional operation under these conditions is not permitted.

Recommended Operating Range

Symbol

Parameter

Conditions

Min.

Typ.*

Max.

Units

V

DD

Supply Voltage (internally generated)

Speech mode

3.0

5.0

V

T

AMB

Ambient Operating Temp. Range

-25

+70

°C

f

OSC

Oscillator Frequency

Resonator: Murata CSA

3.58M G312AM

3.58

MHz

* Typical figures are at 25°C and are for design aid only; not guaranteed and not subject to production testing.

DC Characteristics

(I

Symbol

Parameter

Conditions

Min.

Typ.

Max.

Units

I

DD

Operating Supply Current

Speech mode

Handsfree mode

LD dialling, V

Ring mode, V

4

11

200

300

6

13

mA

mA

µA

µA

I

DD-EXT

Available Supply Current

for Peripheral Circuits

Speech mode or MF dialling

2

mA

I

DD0

Idle Current

Idle mode, V

2

µA

V

LI

Line Voltage, LIVolt = 0

Line Voltage, LIVolt = 1

13 mA< I

3.2

4.2

3.5

4.5

3.8

4.8

V

V

I

OL

Output Current, Sink

Pin CS, SS

V

1

mA

V

IL

Input Low Voltage

T

V

SS

0.3 V

DD

V

V

IH

Input High Voltage

T

0.7 V

DD

V

DD

V