W91510DN Datasheet, PDF (12/30 Pages) Winbond – TONE/PULSE DIALER WITH RTC AND LCD DISPLAY FUNCTION

Preliminary W91510DN SERIES
AC CHARACTERISTICS
(VDD−VSS = 2.5V, FOSC. = 3.58 MHz, TA = 25°C, all outputs unloaded.)
PARAMETER
SYMBOL CONDITIONS
Key-in Debounce
TKID
-
Key Release Debounce
TKRD
-
Off-hook Delay Time
TOFD
-
First Key-in Delay Time
TFKD
-
On-hook Debounce Time TOHD Unlock
Lock
Pulse Mute Delay
TMD Mode = VDD
Mode = Floating
Pre-digit-Pause
TPDP Mode = VDD
10 ppS
Mode = Floating
Inter-digit Pause
TIDP 10 ppS
(Auto Dialing)
Make/Break Ratio
M:B Mode = VDD
Mode = Floating
Tone Output Duration
TTD
-
Inter-tone Pause
TITP
F1
Flash Break Time
TFB F2
F3
F4
Flash Pause Time
TFP F1, F2, F3,F4
Pause Time
TP R/P
One Key Redialing
TRB
-
Break Time
One Key Redialing
TRP
-
Pause Time
LCD Frame Frequency
FLCD
-
MIN.
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
TYP.
20
20
300
300
150
20
40
33.3
40
33.3
800
40:60
33:67
87
87
600
300
73
100
1
3.6
2.2
0.6
32
MAX.
-
-
-
-
-
-
-
-
-
-
-
UNIT
mS
mS
mS
mS
mS
mS
mS
mS
-
%
-
-
mS
-
mS
-
-
mS
-
-
S
-
-
S
-
S
-
Hz
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