TDK 73M2901/5V User Manual

Page 5

Advertising
background image

73M2901/5V

Advanced Single

Chip Modem

5

ELECTRICAL SPECIFICATIONS

ABSOLUTE MAXIMUM RATINGS
Operation above maximum rating may permanently damage the device.

PARAMETER

RATING

Supply Voltage

-0.5V to +7.0V

Pin Input Voltage

-0.5V to VPD + 0.5V

Storage Temperature

-55ºC to 150°C

RECOMMENDED OPERATING CONDITIONS

PARAMETER

RATING

Supply Voltage

+5.0V (+/-10%)

Oscillator Frequency

11.0592MHz +/- 50ppm

Operating Temperature

-40C to +85°C

TRANSMITTER

PARAMETER

CONDITIONS

MIN

NOM

MAX

UNIT

ITU Guard Tone Power

550Hz (relative to carrier)

1800Hz (relative to carrier)

-5

-8

-3.5

-6.5

-2

-5

dB

dB

Calling Tone

1300Hz

-11

-9.0

dBm0

1

Answer Tone Power

2225/2100Hz

-11

-9.0

dBm0

1

DTMF Transmit Power

High band tones

Low band tones

-8.0

-10

-6.0

-8.0

dBm0

1

1

dBm0 refers to the TDK recommended DAA ( 8dB loss from Transmit pins to the line and 5dB loss from the line to the Receive pin). Results

may vary depending on selected DAA. 0dBm = 0.775V

r m s

. dBm = 10log {Vrms

2

/[(1mW)(600O)]}

Advertising