U3760MBNFN83, U3760MB-NFNG3, U3761MB Selling Leads, Datasheet
MFG:atmel Package Cooled:atmel D/C:dc02
U3760MBNFN83, U3760MB-NFNG3, U3761MB Datasheet download
Part Number: U3760MBNFN83
MFG: atmel
Package Cooled: atmel
D/C: dc02
U3760MBNFN83, U3760MB-NFNG3, U3761MB
- Table of contents:
Info of U3760MBNFN83
Info of U3760MB-NFNG3
Info of U3761MB
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About U3741BM
PDF/DataSheet Download
Datasheet: U3741BM
File Size: 494913 KB
Manufacturer: ATMEL [ATMEL Corporation]
Download : Click here to Download
About U3741BM
PDF/DataSheet Download
Datasheet: U3741BM
File Size: 494913 KB
Manufacturer: ATMEL [ATMEL Corporation]
Download : Click here to Download
About U3761MB
PDF/DataSheet Download
Datasheet: U3761MB
File Size: 417292 KB
Manufacturer: TEMIC [TEMIC Semiconductors]
Download : Click here to Download
U3761MB General Description
TEMIC's low voltage telephone circuit, U3761MB performs all the speech and line interface functionsrequired in an electronic telephone set, the tone ringer, the pulse and DTMF dialing with redial, notice function, and 13 memories.
U3761MB Maximum Ratings
|
Parameters |
Symbol |
Value |
Unit |
| Line current |
IL |
140 |
mA |
| DC line voltage |
VL |
14 |
V |
| Junction temperature |
Tj |
+125 |
°C |
| Ambient temperature |
Tamb |
25 to +75 |
°C |
| Storage temperature |
Tstg |
55 to +150 |
°C |
| Total power dissipation, Tamb = 60°C SSO44 SDIP40 |
Ptot |
0.9 |
W |
|
Ptot |
1.3 |
W | |
| Junction ambient SSO44 SDIP40 |
RthJA |
70 |
K/W |
|
RthJA |
50 |
K/W |
U3761MB Features
Speech Circuit
· Adjustable DC characteristic
· Symmetrical input of microphone amplifier
· Receiving amplifier for dynamic or piezo-electric earpieces
· Automatic line loss compensation
Dialer
· DTMF / pulse switchable
· Pulse dialling 66/33 or 60/40 or DTMF dialling selectable by pin
· Selectable flashing duration by key pad
· Pause function
· Last number redial up to 32 digits
· Three by 32 digits direct (one touch) memory
· Ten by 16 digits indirect (two touch) memory
· Notice function up to 32 digits
· Standard low-cost crystal 3.57 MHz or ceramic resonator
Tone Ringer
· 2 Tone ringer
· Adjustable volume
· RC oscillator
· Adjustable threshold
· Adjustable DC characteristic
· Symmetrical input of microphone amplifier
· Receiving amplifier for dynamic or piezo-electric earpieces
· Automatic line loss compensation
Dialer
· DTMF / pulse switchable
· Pulse dialling 66/33 or 60/40 or DTMF dialling selectable by pin
· Selectable flashing duration by key pad
· Pause function
· Last number redial up to 32 digits
· Three by 32 digits direct (one touch) memory
· Ten by 16 digits indirect (two touch) memory
· Notice function up to 32 digits
· Standard low-cost crystal 3.57 MHz or ceramic resonator
Tone Ringer
· 2 Tone ringer
· Adjustable volume
· RC oscillator
· Adjustable threshold
U3761MB Connection Diagram
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