5

4885A–AUDR–09/05

ATR4289

Note:

1. This is a period of time where the bus must be free from data transmission before a new transmission can be started.

6.

Electrical Characteristics

V

Parameters

Test Conditions

Pins

Symbol

Min.

Typ.

Max.

Unit

Supply voltage

1

V

DD

4.5

5.0

5.5

V

Quiescent supply current

AM mode/FM mode

1

I

DD

4.0

7.0

mA

FM input sensitivity,

R

f

6

V

SFM

40

mV

rms

f

6

V

SFM

150

mV

rms

AM input sensitivity,

f

8

V

SAM

40

mV

rms

Oscillator input sensitivity,

R

f

14

V

SOSC

100

mV

rms

Phase Detector PDFM

Output current 1

10

±I

PDFM

1600

2000

2400

µA

Output current 2

10

±I

PDFM

400

500

600

µA

Leakage current

10

±I

PDFML

20

nA

Phase Detector PDAM

Output current 1

11

±I

PDAM

160

200

240

µA

Output current 2

11

±I

PDAM

40

50

60

µA

Leakage current

11

±I

PDAML

20

µA

Analog Output PDFMO, PDAMO

Saturation voltage LOW

I = 15 mA

9, 12

V

satL

200

400

mW

Saturation voltage HIGH

I = 15 mA

9, 12

V

satH

9.5

9.95

V

Bus SCL, SDA, AS

Input voltage HIGH

2, 3, 4

V

iBUS

3.0

V

DD

V

Input voltage LOW

2, 3, 4

V

iBUS

01.5

V

Output voltage acknowledge LOW

I

3

V

O

0.4

V

Clock frequency

2

f

SCL

100

kHz

Rise time SDA, SCL

2, 3

t

r

1µs

Fall time SDA, SCL

2, 3

t

f

300

ns

Period of SCL HIGH

2

t

H

4.0

µs

Period of SCL LOW

2

t

L

4.7

µs

Set-up Time

Start condition

t

sSTA

4.7

µs

Data

t

sDAT

250

µs

Stop condition

t

sSTOP

4.7

µs

t

wSTA

4.7

µs

Hold Time

Start condition

t

hSTA

4.0

µs

Data

t

hDAT

0µs