參數(shù)資料
型號: SA589
廠商: SAMES
英文描述: LD/DTMF SWITCHABLE DIALLERS WITH DEDICATED KEYS FOR 20 MEMORIES
中文描述: 勞工處/雙音多頻撥號器可切換20個記憶諾基亞N93
文件頁數(shù): 13/14頁
文件大小: 94K
代理商: SA589
SA589 FAMILY
sames
13/14
DC ELECTRICAL CHARACTERISTICS
(V
DD
= 2,5V at 25°C, unless otherwise specified)
Condition
Supply voltage:
on-hook
off-hook
Hookswitch input: on-hook
off-hook
Supply Current:
on-hook
off-hook
MF tone sending
LD impulsing
Output High Voltage
(MASK, MUTE and IMP Outputs)
Output Low Voltage
(MASK, MUTE and IMP Outputs)
MF OUT d.c. Level During Tone
Sending
MF OUT Output Resistance
'Key Pressed' Resistance
'Key Not Pressed' Resistance
Darlington Pair Current Gain
Min
1,8
2,4
Typ
Max
5,7
V
Unit
V
Notes
For memory retention
5,7
0,2 V
DD
0,8 V
DD
<0.2
1,5
5
μA
μA
mA
μA
V
V
DD
= 2.5V
(See note 1)
See note 1
If MF OUT is low
1,0
200
2,2
I = -1mA
0,3
V
I = +1mA
0,9V
DD
3
V
K
K
K
2
2,5V<V
DD
<5,7V
2,5V<V
DD
<5,7V
I
e
=100μA,V
ce
=2V
500
600
50,000
NOTE 1:
Specially tested versions with guaranteed lower on-hook supply current are
available
AC ELECTRICAL CHARACTERISTICS
(V
DD
= 2,5V at 25°C, unless otherwise specified)
Condition
Oscillating Frequency
Tone Output:
Low Group
High Group
High-to-Low Group Amplitude Ratio
Total harmonic Distortion: 0-4KHz
Min
Typ
560
77
97
2
1,5
2,5
5,0
6,5
Max
Unit
kHz
mVrms
mVrms
dB
%
%
%
%
Notes
68
No Load
No Load
at MF OUT
109
2,5
1,5
0-10KHz
0-50KHz
0-200KHz
10
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