73K324L-28IHRF 查看數據表（PDF） - Teridian Semiconductor Corporation

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73K324L-28IHRF

CCITT V.22bis,V.23,V.22,V.21,Bell 212A Single-Chip Modem

Teridian Semiconductor Corporation 

73K324L

CCITT V.22bis,V.23,V.22,V.21, Bell 212A

Single-Chip Modem

DATA SHEET

DYNAMIC CHARACTERISTICS AND TIMING (continued)

PARAMETER

CONDITION

Output Smoothing Filter

Output Impedance

TXA pin

Output Load

TXA pin; FSK Single

Tone out for THD = -50 Db

in 0.3 to 3.4 kHz range

Maximum Transmitted Energy 4 kHz, Guard Tones off

10 kHz, Guard Tones off

12 kHz, Guard Tones off

Anti Alias Low Pass Filter

Maximum allowed Out-of-Band Scrambled data at 2400 bit/s in

Signal Energy (Defines Hybrid opposite band

Trans-Hybrid Loss requirements Sinusoids out of band

Transmit Attenuator

Range of Transmit Level

1111-0000

Default ATT = 0100 (-10 dBm0)

Step Accuracy

Clock Noise

TXA pin; 153.6 kHz

Carrier Offset

Capture Range

Originate or Answer

Recovered Clock

Capture Range

% of data rate originate or

answer

Guard Tone Generator

Tone Accuracy

550 Hz

1800 Hz

Tone Level

550 Hz

(Below QAM/DPSK Output)

1800 Hz

Harmonic Distortion

(700 to 2900 Hz)

550 or 1800 Hz

MIN NOM MAX UNIT

200

300

Ω

10

kΩ

50

pF

-35

dBm0

-55

dBm0

-65

dBm0

-14

dBm

-9

dBm

-21

-6

dBm0

-0.15

+0.15

dB

1.5

mV rms

±5

Hz

-.02

+.02

%

+1.2

%

-0.8

%

-4.5

-3.0

-1.5

dB

-7.5

-6.1

-4.5

dB

-50

dB

Page: 21 of 30

© 2005, 2008 TERIDIAN Semiconductor Corporation

Rev 7.1

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