|
|
PDF PT8A9781DE Data sheet ( Hoja de datos )
| Número de pieza | PT8A9781DE | |
| Descripción | (PT8A977B / PT8A9781) PT8A977B/9781 5-Function Remote Controller for 1V Micro Cars | |
| Fabricantes | Pericom Semiconductor Corporation | |
| Logotipo |  |
|
Hay una vista previa y un enlace de descarga de PT8A9781DE (archivo pdf) en la parte inferior de esta página. Total 11 Páginas | ||
|
No Preview Available !
www.DataSheet4U.com
Data Sheet
PT8A977B/9781 5-Function Remote
Controller for 1V Micro Cars
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Features
General Description
• PT8A977B works as encoder and PT8A9781
The PT8A977B and PT8A9781 provide a complete
works as decoder
control functions to the remote-controlled toy. The
• Four control functions
PT8A9781 has four output pins corresponding with
• Operating power-supply voltage: 1.8V to 5.0V(977B) the four actions i.e, forward, backward, right, left.
1.0V to 1.5V (9781)
The received signals are amplified by the three-stage
• Auto-power-off and oscillation-off if no press on
amplifier, and then the appropriate amplified signals
any button (977B)
are sampled, fault-tolerantly checked and decoded
• Press on any button to wake up (977B)
to control the actions of the remote-controlled toy.
• On-chip oscillator with an external resistor (977B)
• On-chip oscillator with an external resistor and
There is an internal oscillator in the PT8A9781. By
capacitor (9781)
adding an external resistor and capacitor conveniently,
• On-chip amplifiers (9781)
the oscillator will be constructed. The external resistor
• Low operating current
and capacitor can adjust the oscillator frequency. The
• Few external components needed
relative error between the frequencies of the two on-
chip oscillators in the PT8A977B and PT8A9781 must
Ordering Information
DataSheet4bUe .lceosms than ±25%.
DataShee
Part No.
Package
PT8A977BP
14-pin DIP
PT8A977BW
14-pin SOIC
PT8A977BDE
Die Form
PT8A9781W
16-pin SOIC
PT8A9781DE
Die Form
PT0118(02/04)
DataSheet4U.com
DataSheet4 U .com
1
DataSheet4U.com
Ver:3
1 page  
www.DataSheet4U.com
Data Sheet
PT8A977B/9781 5-Function Remote
Controller for 1V Micro Cars
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Pin/Pad Description
Pin/Pad Description of 977B
Pin No.
Pin/Pad Name
1 Right
2 Test
3 GND
4 Backward
5 Forward
6 Turbo
7 SC
8 SO
9 Vcc
10 PC
11 OSCO
12 OSCI
13 OFF
14 Left
Description
With Pull-up resistor, rightward function selected if this pin connected to GND.
With Pull-up resistor, this pin is used for testing mode.
Negative power supply
With Pull-up resistor, backward function selected if this pin connected to GND.
With Pull-up resistor, forward function selected if this pin connected to GND.
With Pull-up resistor, turbo function selected if this pin connected to GND.
Output pin of the encoding signal with carrier frequency
Output pin of the encoding signal without carrier frequency
Positive power supply
Power control output pin
Oscillator output pin
Oscillator input pin
With Pull-up resistor, this pin is used to shut down the external power supply.
With Pull-up resistor, leftward function selected if this pin connected to GND.
Pin/Pad Description of 9781
Pin No.
Pin/Pad Name
et4U.com
1
2
3
VO2
SI
GND
AGND
DGND
4 OSCI
5 OSCO
6 Left
7 FOUT
8 Backward
9 Forward
10 Right
DVDD
12 VCC AVDD
13 VI1
14 VO1
15 VR
16 VI2
Description
Output pin for the amplifier 2
Input pin DofatthaeSenhceoedti4ngUs.icgonaml
Analog ground, bonded to DGND as GND
Digital ground, bonded to AGND as GND
Oscillator input pin
Oscillator output pin
Leftward output pin
Output pulse with 50% duty cycle, fequency is about 64kHz.
Backward output pin
Forward output pin
Rightward output pin
Digital power supply, bonded to AVDD as VCC
Analog power supply, bonded to DVDD as VCC
Input pin for the amplifier 1
Output pin for the amplifier 1
Amplifier bias voltage
Input pin for the amplifier 2
Note: additional VCC may be needed for on-chip analog circuit.
DataShee
PT0118(02/04)
DataSheet4U.com
DataSheet4 U .com
5
DataSheet4U.com
Ver:3
5 Page 
www.DataSheet4U.com
Data Sheet
PT8A977B/9781 5-Function Remote
Controller for 1V Micro Cars
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Notes
et4U.com
DataSheet4U.com
Pericom Technology Inc.
Email: [email protected]
Web Site: www.pti.com.cn, www.pti-ic.com
China :
No. 20 Building, 3/F, 481 Guiping Road, Shanghai, 200233, China
Tel: (86)-21-6485 0576
Fax: (86)-21-6485 2181
Asia Pacific: Unit 1517, 15/F, Chevalier Commercial Centre, 8 Wang Hoi Rd, Kowloon Bay, Hongkong
Tel: (852)-2243 3660
Fax: (852)- 2243 3667
U.S.A. :
2380 Bering Drive, San Jose, California 95131, USA
Tel: (1)-408-435 0800
Fax: (1)-408-435 1100
Pericom Technology Incorporation reserves the right to make changes to its products or specifications at any time, without notice, in order to
improve design or performance and to supply the best possible product. Pericom Technology does not assume any responsibility for use of any
circuitry described other than the circuitry embodied in Pericom Technology product. The company makes no representations that circuitry
described herein is free from patent infringement or other rights, of Pericom Technology Incorporation.
PT0118(02/04)
DataSheet4U.com
11
Ver:3
DataSheet4 U .com
DataSheet4U.com
11 Page | ||
| Páginas | Total 11 Páginas | |
| PDF Descargar | [ Datasheet PT8A9781DE.PDF ] | |
Hoja de datos destacado
| Número de pieza | Descripción | Fabricantes |
| PT8A9781DE | (PT8A977B / PT8A9781) PT8A977B/9781 5-Function Remote Controller for 1V Micro Cars | Pericom Semiconductor Corporation |
| Número de pieza | Descripción | Fabricantes |
| SLA6805M | High Voltage 3 phase Motor Driver IC. |
 Sanken |
| SDC1742 | 12- and 14-Bit Hybrid Synchro / Resolver-to-Digital Converters. |
 Analog Devices |
|
DataSheet.es es una pagina web que funciona como un repositorio de manuales o hoja de datos de muchos de los productos más populares, |
| DataSheet.es | 2020 | Privacy Policy | Contacto | Buscar |