TA31002A Просмотр технического описания (PDF) - Contek Microelectronics
Номер в каталоге
Компоненты Описание
Список матч
TA31002A Datasheet PDF : 4 Pages
| |||
TA31002A LINEAR INTEGRATED CIRCUIT
BLOCK DIAGRAM
R2
C3
R3
4
7
6
Contek
3
LOW
OSC
C2
HIGH
OSC
AMP
8 OUTPUT
1
POWERSUPPLY(WITHHYSTERESIS)
5
2
Note:R2,R3,C2andC3areparts externallymounted
ELECTRICAL CHARACTERISTICS( Ta=25 C, all voltage referenced to GND unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX UNIT
Operating Supply Voltage
Vcc
29.0 V
Initiation Supply Voltage (note 1)
Vsi
See Fig.2
17 19
21
V
Initiation Supply Current (note 1)
Isi
6.8K-Pin 2 to GND
1.4 2.8 4.2 mA
Sustaining Voltage (note 2)
Vsus
See Fig.2
9.7 11.0 12.0 V
Sustaining Current (note 2)
Isus
No Load Vcc=Vsus,See Fig.2 0.7 1.4 2.5 mA
Output Voltage High
VOH
Vcc=21V, I8=-15mA
17.0 19.0 21.0 V
Pin6=6V, Pin7=GND
Output Voltage Low
VOL
Vcc=21V, I8=15mA
1.6
V
Pin6=GND, Pin7=6V
IIN(Pin 3)
Pin3=6V, Pin4=GND
500 nA
IIN(Pin 7)
Pin7=6V, Pin6=GND
500 nA
High Frequency 1
FH1
R3=191K, C3=6800pF
461 512 563 Hz
High Frequency 2
FH2
R3=191K, C3=6800pF
576 640 704 Hz
Low Frequency
FL
R2=165K, C2=0.47mF
9.0 10 11.0 Hz
*NOTE (See electrical characteristics sheet)
1. Initiation supply voltage ( Vsi) is the supply voltage required to start the tone ringer oscillating.
2. Sustaining voltage ( Vsus) is the supply voltage required to maintain oscillation.
Contek Microelectronics Co.,Ltd.
2
CONTEK
http://www.contek-ic.com E-mail:sales@contek-ic.com
Share Link: 