HM91710A EMC [ELAN Microelectronics Corp], HM91710A Datasheet - Page 11

• Manufacturer Part Number: HM91710A
• Description: TONE/PULSE SWITCHABLE DIALER
• Manufacturer: EMC [ELAN Microelectronics Corp]

* This specification are subject to be changed without notice.
XMUTE
KEY IN
OSCO
TONE
HKS
PO
XMUTE
KEY IN
OSCO
TONE
HKS
Figure 4: Timing Waveform for mixed dialing Operation (by P T key entry)
PO
1
t
DB
t
ITP
3
t
PDP
t
Figure 5: Tone Mode Redial Timing Diagram
DB
t
IDP
2
2
t
ITP
t
IDP
AUTO DIALING
P->T
T
3
pt
TONE/PULES SWITCHABLE DIALER
TONE/PULES SWITCHABLE DIALER
TONE/PULES SWITCHABLE DIALER
TONE/PULES SWITCHABLE DIALER
TONE/PULES SWITCHABLE DIALER
RD
t
- - - - - - High impedance
D
t
- - - - - - High impedance
ITP
t
ITP
t
ITP
HM91710A/B
HM91710A/B
HM91710A/B
HM91710A/B
HM91710A/B
1.7.2002
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