TS34118

4-20

2004/09 rev. B

Parameter

Symbol

Min

Typ

Max

Unit

System Distortion

Rx mode (from FI to RXO, FO connected to RXI)

--

0.5

3.0

%

Tx mode (from MCI to HTO-/HTO+, includes

Tx attenuator)

--

0.8

3.0

%

1. All currents into a device pin are positive, those out of a pin are negative. Algebraic convention rather than magnitude

is used to define limits.

Simplified Block Diagram

Temperature Characteristics

Parameter

Typical Value @25℃

Typical Change –20 to +60℃

Vcc supply current (CD=0.8V)

5.0mA

-0.3%/℃

Vcc supply current (CD=2.0V)

400µA

-0.4%/℃

2.1V

+0.8%/℃

Attenuator gain (Max Gain)

+6.0dB

0.0008dB/℃

Attenuator gain (Max attenuation)

-46dB

0.004dB/℃

Attenuator input resistance (@ TXI, RXI)

10KΩ

+0.6%/℃

Dial tone detector threshold

15mV

+20µV/℃

CT source, sink current

±60µA

-0.15%/℃

Microphone, Hybrid amplifier offset

0 mV

±4.0µV/℃

Transmit-Receive switching threshold

1.0

±0.02%/℃

Sink current at RLO1, RLO2, TLO1, TLO2

4.0µA

-10nA/℃

Closed loop gain (HTO- to HTO+)

0 dB

0.001%/℃