SA2531 Datasheet, PDF (17/24 Pages) Sames – VERSATILE SINGLE CHIP TELEPHONE WITH 14 NUMBER REPERTORY DIALLER

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SA2531 A/B/C/E/G/U
ELECTRICAL CHARACTERISTICS
Absolute Maximum Ratings
Positive Supply Voltage ....................................................................................... -0.3V≤V_DD≤7V
Input current .................................................................................................................. ±25mA
Input Voltage (LS) .............................................................................................. -0.3V≤V_IN≤10V
Input Voltage (LI, CS) ........................................................................................... -0.3V≤V_IN≤8V
Input Voltage (STB, RI) .............................................................................. -2V≤V_VIN≤V_DD+0.3V
Input Voltage (MO) ............................................................................................. -0.3V≤V_IN≤35V
Digital Input Voltage ................................................................................... -0.3V≤V_IN≤V_DD+0.3V
Electrostatic Discharge ................................................................................................... ±800V
Storage Temperature ...................................................................................... -65°C to +125°C
Recommended Operating Conditions
Supply Voltage * (Speech Mode).......................................................................... 4V≤V_DD≤5V
Oscillator Frequency (Resonator: Murata CSA 3.58M G312AM).......................... 3.58 MHz
Operating Temperature ................................................................................... -25°C to +70°C
* This voltage is generated internally
DC Characteristics (I_LINE = 15 mA unless otherwise specified)
Symbol Parameter
Conditions
Min
I_DD
Operating Current
Speech mode
MF dialling
LD dialling V_DD = 2.5V
Ring mode V_DD = 2.5V
I_DDO
Retention Current
Idle mode V_DD = 2V,
T_AMB = 25°C
V_LI
Line Voltage (default) 13mA≤I_LINE ≤100mA
I_OL
Output Current, Sink V_OL = 0.4V
CS,HS/DP,MO
Typ
3
4
200
300
0.05
4.5
1.5
sames
Max Units
5
mA
mA
µA
µA
µA
V
mA
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