as2574b austriamicrosystems, as2574b Datasheet - Page 21

• Manufacturer Part Number: as2574b
• Description: 20 Number One Touch Dialler With Serial Bus For Display Driver
• Manufacturer: austriamicrosystems

Data Sheet
Electrical Data
Absolute Maximum Ratings
Recommended Operating Range
DC Characteristics
Default conditions: Recommended Operating Range; V
Note 1: Circuit in Idle state (HS = Low and no key activated).
Rev. 1
Positive Supply Voltage ...................................................................................................................-0.3V
Input Voltage .......................................................................................................................-0.3V
Input Current ................................................................................................................................................ 25 mA
Storage Temperature ......................................................................................................................-65 C to +125 C
Electrostatic Discharge (HBM) ...................................................................................................................... 1000V
Parameter
Operating Temperatur
Operating Voltage
Retention Voltage
Oscillator Frequency
Parameter
Supply Current
Input Voltage
Input Current
Output Current
Pull-down Resistor
Scanning Current DT
Operating except MF
Operating MF
Data Retention
Low
High
Low
High
Sink
Source
HS Input
CD Input
Sink
Source
Symbol
Symbol
Fosc
Top
Rhs
Rcd
V
V
Vih
Ioh
Ish
I
Vil
Iih
Iol
Isl
Iil
DD
DD
DD
0.7xV
Min
- 25
Min
2.5
1.8
V
1.5
20
20
1
1
1
SS
DD
DD
21
= 3.0V.
0.75
Typ
681
Typ
200
3.0
1
2
0.3xV
Max
Max
250
150
150
V
5.5
5.5
70
1
2
4
1
1
DD
DD
Unit
Unit
kHz
M
M
mA
mA
mA
V
V
V
V
C
A
A
A
A
A
A
A
Condition
Condition
Outputs unloaded
V
Note 1
Vol = 0.4V
Voh = V
During Pause
DD
=1.8V; note1
V
IN
AS2574B
DD
V
- 0.4V
DD
Jan. 1995
V
LS
+ 0.3V
7V