SA2531 Datasheet, PDF (20/24 Pages) Sames – VERSATILE SINGLE CHIP TELEPHONE WITH 14 NUMBER REPERTORY DIALLER

SA2531 A/B/C/E/G/U
AC Characteristics Cont'd
Symbol Parameter
Conditions
Min Typ Max Units
t_TD
Tone Duration
t_ITP
Inter Tone Pause
t_ITP
Inter Tone Pause
t_TR
Tone Rise Time
t
Tone Fall Time
TF
LD
Note 1
SA2531A/B/C/D/F/
G/J/U Note 1
SA2531E; Note 1
Note 2
Note 2
80 82.3 85 ms
80
82.3 85 ms
160
165 170 ms
5 ms
5 ms
t_DR
Dial Rate
t
Make/Break Period
M/B
±5%
±5%, MODE=low
±5%, MODE=high
10
pps
40.8/61.2
ms
33/66
ms
t_PDP
Pre-Digit Pause
t_IDP
Inter Digit Pause
t_MO
Mute Overhang
t_FD
Flash Duration 1
Flash Duration 2
Flash Duration 2
800
100
SA2531B/CD//E/F/G 270
SA2531A/J/U
600
35
ms
840 880 ms
t_M
102 ms
300 ms
650 ms
t_PFP
Post Flash Pause
t_AP
Access Pause
t_AP
Access Pause
SA2531 A/B/F
SA2531 C/D/E/G/J/U 2.9
SA2531A/B/F
2.0
SA2531C
5.8
SA2531D/E/G/J/U 2.9
2.74
ms
3.0 3.1 sec.
2.05 2.12 sec
6.0 6.2 sec
3.0 3.1 sec
Tone Ringer
V_MO
Melody Output Level
t_MD
Melody Delay
F1
Frequency 1
PDM
10 ms
770 800 830 Hz
F2
Frequency 2
1025 1067 1110 Hz
F3
Frequency 3
1280 1333 1385 Hz
t_DT
Detection Time
Initial
70
80 ms
t_TO
Detection Time-out
note 4
ms
f_MIN
Min. Detection Frequency SA2531D/G
19
20
21 Hz
f_MIN
Min. Detection Frequency SA2531A/B/C/E/F/J/U 12
13
14 Hz
f_MAX
Max. Detection Frequency SA2531D/G
58
59
60 Hz
Max. Detection Frequency SA2531A/B/C/E/F/J/U 68
70
75 Hz
20/24
sames