SA589 Datasheet, PDF (11/14 Pages) Sames – LD/DTMF SWITCHABLE DIALLERS WITH DEDICATED KEYS FOR 20 MEMORIES

SA589 FAMILY
IMP
t₁
t₅
t₂
t₄
t₃
t₃
t1 =
t2 =
PRE-DIGIT PAUSE (=t )5
BREAK PERIOD (60ms or 67ms)
t ₃ = MAKE PERIOD (40ms or 33ms)
t4 =
t5 =
DR-00689
POST-DIGIT MAKE (=t )
3
INTER-DIGIT PAUSE (800ms)
Fig.7 Timing data
MASK OPTIONS
The SA589 has been designed so that many features can be altered quickly and inexpensively
at the final stage of manufacture. These options allow the telephone manufacturer to cater
for different market requirements throughout the world without changing the telephone circuit.
The options, listed below, are possible in any combination. Standard options are listed first
in bold italics at 'a'. Other options may be produced by arrangement. Please consult your
nearest SAMES Representative for advice on availability.
A.
'Long' TBR (Flash) Period
a. 270ms
b. 600ms
B.
LD to DTMF Keypad Switching
a. * and # keys
b. TONE key
c. * key
C.
Retention of Post-*/#Digits in LNR Store (DTMF Mode)
a. All digits retained
b. Digits before * or # retained
D.
Short/Long TBR Selection
a. As specified
b. Short and Long TBR reversed
E.
Recall (Flash)/LNR protocol
a. Digits dialled after Recall retained
b. Digits dialled before Recall retained
sames
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