SA541 Datasheet, PDF (3/16 Pages) Sames – PULSE/DTMF SWITCHABLE DIALLERS

SA541
DC ELECTRICAL CHARACTERISTICS
(V_DD = 2,5V at 25°C, unless otherwise specified)
Condition
Min Typ Max Unit
Notes
Supply voltage: on-hook
off-hook
1,8
5,7
V For memory retention
2,4
5,7 V
Hookswitch input: on-hook
off-hook
Supply Current:
on-hook
SA5413
SA5416
Sa5419
off-hook
MF tone sending
LD impulsing
0,8 V_DD
0,2 V_DD
<0.2 5 µA
V = 2.5V
DD
<0.2 1 µA
V_DD = 2.5V
<0.2 1 µA
V_DD = 3.0V
1,5
µA If MF OUT is low
1,0 mA
200 µA
Output High Voltage
2,2
V
I = -1mA
(MASK, MUTE and IMP Outputs)
Output Low Voltage
0,3 V
I = +1mA
(MASK, MUTE and IMP Outputs)
MF OUT d.c. Level During Tone Sending
0,9V_DD
V
MF OUT Output Resistance
3
kΩ
'Key Pressed' Resistance
'Key Not Pressed' Resistance
Darlington Pair Current Gain
2
500
600 50,000
kΩ 2,5V<V_DD<5,7V
kΩ 2,5V<V_DD<5,7V
I_e=100µA,V_ce=2V
AC ELECTRICAL CHARACTERISTICS
(V_DD = 2,5V at 25°C, unless otherwise specified)
Condition
Min Typ
Oscillating Frequency
Tone Output: Low Group
High Group
560
68 77
97
High-to-Low Group Amplitude Ratio 1,5 2
Total harmonic Distortion: 0-4KHz
1,5
0-10KHz
2,5
0-50KHz
5,0
0-200KHz
6,5
Max Unit
kHz
mVrms
109 mVrms
2,5 dB
%
%
%
10 %
Notes
No Load
No Load
At MF Out
sames
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