KA2410/KA2411
DESCRIPTION
TELEPHONE TONE RINGERS
THE
KA2410/2411
IS A BIPOLAR INTEGRATED CIRCUIT DESIGNED FOR
TELEPHONE TONE RINGER.THESE DEVICES CONSISTS OF AN OUTPUT
AMPLIFIER, TWO OSCILLATORS, AND POWER SUPPLY CONTROL CIRCUIT.
FEATURES
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Low current drain
Adjustable 2 tone frequency
Hysteresis circuit prevents false triggering and rotary dial “CHIRPS”
8 pin DIP plastic package
External triggering or ringer disables (KA2410)
Adjustable for reduced supply initiation current (KA2411)
8-pin DIP
APPLICATIONS
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Telephone bell replacement
Extension tone ringer modules
Alarms or other alerting devices
PIN ASSIGNMENT
PIN
1
2
3
4
5
6
7
8
PIN CONFIGURATION
FUNCTION
(TOP VIEW)
NAME
V
CC
RSL
LFI
LFO
GND
HFO
HFI
OUT
Power Supply
Resistor Select
Low freq. osc. Input
Low freq. osc. Output
Ground
High freq. osc. Output
High freq. osc. Input
Output
V
CC
RSL
LFI
LFO
OUT
DIP-8
SOP-8
HFI
HFO
GND
ABSOLUTE MAXIMUM RATINGS
Voltage values are with respect to the anode terminal unless otherwise noted
PARAMETER
DC Supply Voltage
Power Dissipation
Operating Ambient Temperature Range
Storage Temperature Range
SYMBOL
V
CC
P
D
T
A
T
STG
RATING
36
450
-25~+75
-65~+150
UNITS
V
mW
℃
Wing Shing Computer Components Co., (H.K.)Ltd.
Homepage:
http://www.wingshing.com
Tel:(852)2341 9276 Fax:(852)2797 8153
E-mail: wsccltd@hkstar.com
WINGS [ WING SHING COMPUTER COMPONENTS ]
