U3761MB-T ATMEL [ATMEL Corporation], U3761MB-T Datasheet - Page 16

• Manufacturer Part Number: U3761MB-T
• Description: Universal Telephone IC - All Functions Integrated
• Manufacturer: ATMEL [ATMEL Corporation]

Figure 9. Pause Function
Pulse-to-tone (*/T)
16
KEY IN
U3761MB-T
MASK
MUTE
MFO
HKS
OSC
DP
t
KID
OFF HOOK , D1 , D2 , ..., Dn , */T , D1' , D2' , ..., Dn'
1. If the mode switch is set to pulse mode, then the output signal will be:
2. If the mode switch is set to tone mode, then the output signal will be:
3. The dialer remains in tone mode when the digits have been dialed out and can
4. ON/OFF-HOOK, R/P
5. If characters are stored in Mn, Ln or N, dialing out will be the same in pulse mode
D1, D2, ..., Dn, Pause (3.6 s), D1', D2' ,..., Dn'
(Pulse)
D1, D2, ..., Dn,
(Tone)
be reset to pulse mode by going on-hook only.
remains in pulse mode, when dialling from redial memory.
as point 1.
2
t
PDP
R/P
(Tone)
*
, D1', D2', ..., Dn'
3
D1, D2, Dn dialed out, then further dialing out stops and
(Tone)
Oscillation
Low
t
P
(Tone)
t
PDP
t
IDP
4744A–CORD–09/03