XE0068DT View Datasheet(PDF) - Xecom

Part Name

Description

Manufacturer

XE0068DT

FCC Registered DAA Module with DTMF Transmitter/Decoder

Xecom 

XE0068DT Electrical Specifications (Vcc = +5 Volts + 5%, Ta = 70 deg C.)

Parameter

Conditions

Min Typ Max

Power Supply Current Ring Indicate Active

20

Coupler Match

Output impedance

531 536 541

AGC Input Range

Maintaining steady output level

-40

0

AGC Output Level

D/V held high

-20

-9

AGC Output Level

D/V held low

-11

0

Billing Delay

OH activated

2.0 2.3

Transhybrid Loss

at 1000 Hz

-34

Receive Loss

at 1000 Hz

-1.0

0

1.0

Ring Detect

Sensitivity

Min. AC voltage between Tip & Ring

38

Type B ringer

Ring Indicate

Output Voltage

Ring Voltage present on Tip & Ring

0.2 0.5

Loop Current Switch

Control Voltage

ON: (off-hook)

OFF: (on-hook)

2.0 3.0

0.2 0.5

Loop Current Switch

Control Current

Off-hook

0.1 2.0

Loop Current

Off-Hook current draw from

Telephone Line

0

20 100

Data Bus,

Low Level Input Voltage

High Level Input Voltage

0.8

2.0

Receive Sensitivity

DTMF tones

-37

Call Progress Tones

-30

Tone Duration to Detect

40

Tone Frequencies

DTMF Transmission,

697

770

852

941

1209

1336

Units

mA

ohms

dBm

dBm

dBm

seconds

dBm

dB

vrms

volts

volts

volts

mA

mA

volts

volts

dBm

dBm

msec

hz

XECOM

(8)

XE0068DT

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