U3761MB-T ATMEL [ATMEL Corporation], U3761MB-T Datasheet - Page 18
![no-image](/images/no-image-200.jpg)
U3761MB-T
Manufacturer Part Number
U3761MB-T
Description
Universal Telephone IC - All Functions Integrated
Manufacturer
ATMEL [ATMEL Corporation]
Datasheet
1.U3761MB-T.pdf
(27 pages)
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Quantity
Price
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Part Number:
U3761MB-TFNG3
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Quantity:
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Part Number:
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Figure 11. Flash Operation
Figure 12. Symbolic Timing Diagram: Earth Function
18
U3761MB-T
KEY IN
MASK
MUTE
KEY IN
EARTH
MFO
OSC
MASK
MUTE
HKS
DP
DP
F
t
KID
t
t
t
t
t
t
t
t
t
KID
KRD
PDP
IDP
TD
ITP
FB
FP
P
= pause time
= DTMF output duration
= flash break time
= flash pause time
Low
= intertone pause
= key active in debounce
= inter-digit pause
= pre-digit pause
= key release debounce
t
FP
F
Oscillation
High
t
FB
t
3
FP
t
ITP
4744A–CORD–09/03