AS2590P AMSCO [austriamicrosystems AG], AS2590P Datasheet - Page 7

• Manufacturer Part Number: AS2590P
• Description: LC DISPLAY DRIVER WITH 18 DIGITS, 6 SYMBOLS AND CLOCK/TIMER
• Manufacturer: AMSCO [austriamicrosystems AG]

Data Sheet
Electrical Characteristics
Absolute Maximum Ratings
Recommended Operating Conditions
Note 1: Segment and backplane outputs loaded with maximum 30 pF, power consumption of external voltage divider not
Note 2: Xtal parameters:
DC Characteristics (Default conditions: recommended operating conditions; outputs unloaded; V
Symbol
I
I
V
V
V
R
Rev. 1
Positive Supply Voltage ...................................................................................................................-0.3V
Input Current ................................................................................................................................................ 25 mA
Digital Input Voltage .....................................................................................................V
Electrostatic Discharge (HBM) ........................................................................................................................ 500V
Storage Temperature ......................................................................................................................-65 C to +125 C
Supply Voltage ..............................................................................................................................2.5V
Oscillator Frequency ...............................................................................................................................32.768 kHz
Operating Temperature ....................................................................................................................- 25 C to +70 C
DD0
DD
IL
IH
LCD
BIAS
included, R
Parameter
Standby Current
Operating Current
Input Voltage, Low
Line Voltage, High
Output Voltage, Sink
Oscillator Bias Resistor
BIAS
= 2.2 M
Rimax = 60 k
Qmin = 35 000
Co = 1.5 pF (capacitance across Xtal terminals)
fxtal = 32.768 kHz
10%.
(Rityp = 30 k )
Conditions
Test circuit fig. 5
T
Note 1, note 2
I
no clock running
LCD
AMB
= 4.8 mA
= 5 to 55 C
7
0.8 V
Min
V
SS
DD
Typ
2.2
30
SS
- 0.3V
0.2 V
Max
V
1.5
0.4
50
V
DD
DD
IN
DD
= 3.0V)
V
V
AS2590
DD
DD
Dec. 1993
V
Units
DD
M
+ 0.3V
V
V
V
A
A
5.5V
7V