TECHNICAL DATA
CMOS timer with RAM and I
2
C-bus control
.
KKA8583N
KKA8583N
is a timer with RAM and I
2
C-bus control. Designed for use in ap-
pliances having I
2
C-bus as clock/calendar/timer/alarm/events counter for turn-
ing on functions of the appliance at preset time or upon completion of an
event. To be used in audio and appliances.
- I
2
C- bus interface operating supply voltage: 2.5 V to 6 V;
- Clock operating supply voltage ( 0梅70擄小): 1.0 V to 6 V;
50 碌袗;
- Operating current (at f
SCL
= 0Hz):
- Clock function with four year calendar;
- 24 or 12 hour format;
- 32.768 kHz or 50Hz time base;
- Serial bus (I
2
C);
- Automatic word address in crementation;
- Programmable alarm, timer and interrupt function
;
- Operating temperature range: -20 to +70
袨
小.
-
Features:
T
A
= -20擄 T芯 70擄 C
Table1 鈥?/div>
PIN ASSIGNMENT
OSCI
OSCO
A0
GND
SDA
SCL
INT
Vcc
Pin
1
2
3
4
5
6
7
8
Generator input, 50Hz or occurrences
Generator output
Address input
GND
Data for I
2
C-bus
Clock pulses for I
2
C-bus
Open-drain interrupt output
Supply voltage
Pinning diagram
OSCI
OSCO
A0
GND
1
2
3
4
8
7
6
5
Vcc
INT
SCL
SDA
Fig.1
1
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