SA2532AP Ver la hoja de datos (PDF) - South African Micro Electronic Systems

Número de pieza

componentes Descripción

Fabricante

SA2532AP

VERSATILE SINGLE CHIP TELEPHONE

South African Micro Electronic Systems 

SA2532

AC Characteristics (cont’d) (ILINE = 15 mA;f=800Hz unless otherwise specified)

Symbol Parameter

Conditions

Min Typ Max Units

RX

ARX

∆ARX/F

Receive

Test Circuit Fig.5

Receive Gain (RO1/RO2) ZRL=600Ω

ZRL=1000Ω

Variation with Frequency f=500 Hz to 3.4 kHz

1

2

3 dB

-0.2

±0.8

dB

THD

VAGC

A

SCO

tATTACT

tDECAY

VNO

VFC

Distortion

Soft Clip Level

Soft Clip Overdrive

Attact Time

Decay Time

Noise Output Voltage

Unwanted Frequency

Components

VRI≤0.5VRMS

VRI=

VRI>0.8V

50 Hz...20 kHz

2%

1

VPEAK

10

dB

30

µs/6dB

20

ms/6dB

-72 dBmp

-60 dBm

ZIN

VIN RI

Input Impedance (RI)

Input Voltage Range(RI)

8

kΩ

±2

VPEAK

ST

AST

VIN ST

ZIN

t

D

tHS-L

tHS-H

∆F

VMF

Sidetone

Test Circuit Fig.5

Sidetone Cancellation

VRI≤0.5VRMS

Input Voltage Range (STB)

Input Impedance (STB)

Keyboard

Key Debounce Time

HS Input

Low to High Debounce

Going off-hook

High to Low Debounce Line breaks/on-hook

DTMF

Frequency deviation

Note 5

MF Tone Level(Low group) Optionally

VL-H

THD

Preemphasis Low to High

Distortion

Note 3

26

±2

80

dB

VPEAK

kΩ

15

ms

15

ms

240

ms

-.679

+.533 %

-12.5 -11 -9.5 dB

-9.5 -8 -6.5 dB

2.0 2.6 3.0 dB

-30 dBr

tTD

Tone Duration

tITP

Inter Tone Pause

Note 1

80 82.3

80 82.3

85 ms

85 ms

16/22

sames

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