S1T2425A
S1T2425A is SPEECH NETWORK WITH DIALER INTERFACE manufactured by Samsung Semiconductor.
FEATURES
- -
- -
- - Low voltage operation (1.5V : speech) Transmit, Receive, Side tone and DTMF level are controlled by external resistors Regulated voltage for dialer Loop length equalization MUTE function Linear interface for DTMF
ORDERING INFORMATION
Device S1T2425A01-D0B0 Package 18- DIP- 300A Operating Temperature
- 20 to + 60°C
PIN CONFIGURATION
1 2 3 4 5 6 7 8 9 S1T2425A
18 17 16 15 14 13 12 11 10
V+
V-
SPEECH NETWORK WITH DIALER INTERFACE
ABSOLUTE MAXIMUM RATINGS
Characteristic V+ Voltage VDD (V+ = 0) MT,MS inputs VLR Storage Temperature VC VDD VM VLR TSTG Symbol Value
- 1.0 to +18
- 1.0 to +6
- 1.0 to VDD +1
- 1.0V to V+ -3.0
- 65 to +150 Unit V V V V °C
REMENDED OPERATING CONDITIONS (TA = 25° C) Characteristic ITXO (Instantaneous) V+ (Voltage :Speech Mode Tone Dialing Mode Operating Temperature ICC V+ (SM) V+(TM) TORR Symbol Value 0 to 10 +1.5 to +15 +3.3 to +15
- 20 to +60 Unit m A V V °C
ELECTRICAL CHARACTERISTICS (Ta = 25° C) Characteristic Symbol Test Conditions Min. Typ. Max. Unit
SYSTEM SPECTIFICATIONS (Refer to Fig.3 and Fig.4) TX Gain from VS to V+ Gain Change Distortion Output Noise RX VRXO / VS RX Gain Change Distortion DTMF Driver V+ / VIN Sidetone Level VRXO / V+ Sidetone rejection { VRXO (figure 4)} d B V+...
