EM91865 Datasheet, PDF (12/20 Pages) ELAN Microelectronics Corp – 13 MEMORY TONE/PULSE DIALER WITH HF, HD, REDIAL AND VOLUME CONTROL FUNCTION

KEY
XMUTE
DTMF
PO
XOUT
KEY
XMUTE
PO
XOUT
EM91865
13 MEMORY TONE/PULSE DIALER WITH HF, HD, REDIAL
AND VOLUME CONTROL FUNCTION
Preliminary
Pulse
Tone
1 2 */T 3
4
Tpt
Figure 3. Pulse to Tone operating Timing
F
1
2
3
dial inhibited
Tf
Tfp
Figure 4. Flash operating Timing
KEY
XMUTE
DTMF
PO
XOUT
Tone mode
1
P
2
Tp
Pulse mode
1
P
2
Tp
Figure 5. Pause operating Timing
* This specification are subject to be changed without notice.
4.28.1999 ₁₂