DS_2901CE_031 データシートの表示（PDF） - Teridian Semiconductor Corporation

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DS_2901CE_031

V.22bis Single Chip Modem

Teridian Semiconductor Corporation 

DS_2901CE_031

73M2901CE Data Sheet

4 Electrical Specifications

4.1 Absolute Maximum Ratings

Parameter

Supply Voltage

Pin Input Voltage (except OSCIN)

Pin Input Voltage (OSCIN)

Storage Temperature

Rating

-0.5 V to +4.0 V

-0.5 V to + 6.0 V

-0.5 V to VPD + 0.5 V

-55 ºC to 150 ºC

Absolute maximum ratings are stress ratings ONLY, functional operation of the device at these

or any other conditions above those indicated in the recommended operation sections of this

specification is not implied. Exposure to absolute maximum conditions for extended periods of

time may affect reliability.

4.2 Recommended Operating Conditions

Parameter

Supply Voltage

Oscillator Frequency

Operating Temperature

Rating

2.7 V to 3.6 V

11.0592 MHz +/- 50 ppm

-40 ºC to 85 ºC

4.3 Receiver

Parameter

Carrier Detect On

Carrier Detect Off

Carrier Detect Hysteresis

Receive Level

Idle Channel Noise

Input Impedance

Receive Gain Boost

Max Input Level at RXA

Total Harmonic Distortion

(THD)

Conditions

Tip and Ring

Tip and Ring

Tip and Ring

Tip and Ring

0.2 kHz to 4.0 kHz

RXA

S110 bit 5=1, CID mode

VREF=1.25 V

1kHz 450 mVpk on RXA

THD=2nd and 3rd harmonic

Min

-43

-48

-43

150

18.8

0.587

Nominal

2

-70

19.3

0.622

-70

Max

-9

-65

19.8

0.658

-50

Units

dBm01

dBm01

dB

dBm01

dB

kΩ

dB

Vpk

dB

1 dBm0 refers to the Teridian recommended line interface (8 dB loss from transmit pins to the line and

5 dB loss from the line to the receiver pin). Results may vary depending on the selected DAA

components. 0dBm=0.775 mVrms; dBm=10log(Vrms2/(1mW)(600Ω))

Rev. 3.4

9

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