W91410 Datasheet, PDF (8/12 Pages) Winbond – TONE/PULSE DIALER WITH SAVE FUNCTION

W91410 SERIES
AC CHARACTERISTICS
PARAMETER
SYMBOL CONDITIONS MIN. TYP. MAX. UNIT
Keypad Active in Debounce
TKID
-
20
-
mS
Key Release Debounce
TKRD
-
20
-
mS
Pre-digit Pause¹
TPDP1 B/M = 1
-
40
-
mS
10 ppS B/M = 0
-
33.3
-
Pre-digit Pause²
TPDP2 B/M = 1
-
20
-
mS
20 ppS B/M = 0
-
16.7
-
Interdigit Pause (Auto
dialing)
TIDP 10 ppS
-
800
-
mS
20 ppS
-
500
-
Make/Break Ratio
M/B B/M = 1
- 40:60 -
%
B/M = 0
- 33:67 -
DTMF Output Duration
TTD Auto Dialing
-
100
-
mS
Intertone Pause
TITP Auto Dialing
-
100
-
mS
Flash Break Time
TFB
W91414
-
73
-
mS
W91414A
-
100
-
W91412A
-
300
-
W91412/W91416
-
600
-
Flash Pause Time
TFP
W91414A
-
100
-
mS
W91414
-
140
-
W91412A
300
W91412/W91416
-
600
-
Pause Time
TP
W91412
-
2.0
-
S
W91414/A/W9141 -
3.6
-
6
Notes:
1. Crystal parameters suggested for proper operation are Rs < 100 Ω, Lm = 96 mH, Cm = 0.02 pF, Cn = 5 pF, Cl = 18 pF,
FOSC. = 3.579545 MHz ±0.02%.
2. Crystal oscillator accuracy directly affects these times.
Publication Release Date: January 1995
-7-
Revision A3