as2578 austriamicrosystems, as2578 Datasheet - Page 19

• Manufacturer Part Number: as2578
• Description: Telephone Controller With 13 Memories And 2-wire Bus
• Manufacturer: austriamicrosystems

Data Sheet
Electrical Characteristics
Absolute Maximum Ratings
Rev. 3
DC Characteristics (Default conditions: recommended operating conditions; outputs unloaded; V
Symbol
I
I
I
I
V
V
I
I
R
R
AC Charateristics
Symbol
t
t
t
t
Continues…
Positive Supply Voltage ...................................................................................................................-0.3V
Input Current ................................................................................................................................................ 25 mA
Digital Input Voltage ......................................................................................................V
Electrostatic Discharge (HBM) ........................................................................................................................ 800V
Storage Temperature ......................................................................................................................-65 C to +125 C
Supply Voltage (except DTMF) .....................................................................................................2.2V
Supply Voltage (DTMF) .................................................................................................................2.5V
Oscillator Frequency ..................................................................................................................................3.58 MHz
Operating Temperature ....................................................................................................................- 25 C to +70 C
DD0
DD
DD
DD
OL
OH
S
D
HS
SU
Recommended Operating Conditions
IL
IH
HS
CE
Standby Current
Standby Current
Operating Current
Operating Current
Input Voltage, Low
Line Voltage, High
Output Current, Sink
Output Current, Source
Pull-down Resistor
Pull-down Resistor
Parameter
Clock Startup Time
Key Debounce Time
HS Debounce Time
Setup Time
Parameter
(Default conditions: recommended operating conditions)
AP and MODE = Vss; unless otherwise specified))
Conditions
HS = L; CE = L
HS = H; Osc. = 0
no tones
MF/melody
V
V
Conditions
OL
OH
= 0.4V
= V
DD
- 0.4V
19
0.8 V
Min
Min
V
1.5
1
1
1
SS
DD
14.7
14.7
Typ
400
Typ
0.9
SS
- 0.3V
0.2 V
Max
Max
700
100
V
0.1
3.6
1.5
V
5
DD
DD
AS2578 /B
IN
DD
= 3.5V;
V
V
V
March 1997
DD
DD
DD
V
Units
Units
DD
M
M
mA
mA
mA
+ 0.3V
ms
ms
ms
ms
V
V
A
A
A
5.5V
5.5V
7V