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Telecommunication Circuit  
Part No.
Features
Vcc
Pd(mW)
package
Electronic Tone Ringer with Built-in Bridge Rectifier
26V
-
DIP-8 SOP-8
Telephone Tone Ringer
29V
800/400
DIP-8 SOP-8
Telephone Tone Ringer
29V
800mW
DIP-8
Telephone Tone Ringer
29V
800mW
DIP-8
Low Voltage Transmission Circuit with Dialler Interface
+12V
640mW
DIP-16 SOP-16
Low Voltage Versatile Telephone Transmission Circuit with Dialler Interface
Vee -0.4V ~ +12V
588/384
DIP-14 SOP-14
Universal Speech Circuit
22V
-
SOP-18 DIP-18
Voice Switched Speaker-Phone Circuit
3.5V~6.5V
27dB(Min)
SOP-28/DIP-28/SDIP-28
Voice Switched Speaker-Phone Circuit
6V~11V
-
DIP-28 SOP-28
Low Voltage/Power Narrow Band FM IF
2.5V~7V
-
DIP-16 SOP-16 TSSOP-16
Compander
7V
1000mW/410mW
DIP-20 SOP-20
telephone tone ringer
30
800
DIP-8
voice switched speaker-phone circuit
-1~7V
-
DIP-28/SOP-28
tone/pulse dialer with redial function
-0.3~+7.0
120
SOP-18

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