SC91215 Ver la hoja de datos (PDF) - Silan Microelectronics

Número de pieza

componentes Descripción

Fabricante

SC91215

T/P SWITCHABLE DIALER WITH REDIAL HANDFREE FUNCTION

Silan Microelectronics 

SC91214/91215 SERIES

AC ELECTRICAL CHARACTERISTICS (Top=25°C, VDD=3.5V, VSS=0V, fosc=3.579545MHz, All voltage

referenced to VSS, unless otherwise specified)

Characteristics

Symbol

Conditions

Test

Min. Typ. Max. Unit

KT.

Operating Voltage

Tone mode

VDD

Pulse mode

2.0 -- 5.5

VA

2.0 -- 5.5

Memory Retention Voltage VMR

1

V --

Memory Retention Current

VDD=1.0V, HK =VDD

IMR

All outputs unloaded

0.05 0.4 µA --

Operating Current

IDDP Pulse mode

IDDT Tone mode

All outputs unloaded

0.32 1.0

mA A

0.6 2.0

Standby Current

HK =VDD=1.5V All outputs unloaded,

ISO

HK =VSS

no key selected

0.03 0.05

µA A

0.5 10

VIH

Input Voltage

VIL

0.8

1

VDD

0

0.2

R1 - R4 Input Current

IR

115

µA C

Tone out Voltage

VOC Column

VOR Row

584 730 876

VDD=3.5V, RL=5K

mVp-p D

456 570 684

HFI Pull Low Current

VDD=3.5V (Note 1)

| IHFI |

HFI pin connected to 0V

5

µA B

HFO Drive Current

VDD=3.5V

| IOH1 |

VOH=VDD-0.4V

0.4 2

mA B

HFO, KT , MODEOUT

XMITMUTE Sink Current

VDD=3.5V

IOL1

VOL=0.4V

0.9 5.3

mA B

DP Sink Current

IOL2 VDD=3.5V, VOL=0.4V

1.1 5.3

mA B

Distortion

DIS% * see note below

1

5

%

* Note:

DIS%

=

100

X

(

2

V1

+

2

V2

+



+

2

Vn

)1/2

(VIL2 + VIH2 )1/2

1. V1 … Vn are the intermediation or the harmonic frequencies in the 500Hz to 3400Hz band.

2. VIL and VIH are the individual frequency components of the DTMF signal.

AC CHARACTERISTICS (Top=25°C, VDD=3.5V, VSS=0V, fosc=3.579545MHz, All voltage referenced to VSS,

unless otherwise specified)

Characteristics

Make Time

Symbol

TM

Conditions

10pps

M/B=1/2

M/B=2/3

20pps

M/B=1/2

M/B=2/3

Min.

Typ.

33.3

40.0

16.7

20.0

Max. Unit

ms

(To be continued)

HANGZHOU SILAN MICROELECTRONICS CO.,LTD

Http: www.silan.com.cn

REV:1.0 2004.08.03

Page 3 of 16

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