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PDF SM5212E Data sheet ( Hoja de datos )
| Número de pieza | SM5212E | |
| Descripción | SM5212E is a RF remote control encoder paired with SM5212D | |
| Fabricantes | SamHop Microelectronics | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de SM5212E (archivo pdf) en la parte inferior de esta página. Total 8 Páginas | ||
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SAMHOP Microelectronics Corp.
SM5212E
212 RF ENCODER
GENERAL DESCRIPTION
SM5212E is a RF remote control encoder
paired with SM5212D. It utilizes CMOS
technology. The chip has 12 bits of
2-state address pins that provides 212
codes. SM5212E/SM5212D pair is
suitable for use on remote controller.
FEATURES
* CMOS technology
* Low power consumption
* Wide range operating voltage, Vcc = 2.4~12V
* Up to four data bits
* High noise immunity
APPLICATION
* Car Security
* Garage Door
* Ceiling Fan
* Home Security/Automatic
* Toys
* Wireless doorbell
PIN ASSIGNMENTS (TOP VIEW)
A0 1
A1 2
A2 3
A3 4
A4 5
A5 6
A6 7
A7 8
Vss 9
18 VDD
17 Dout
16 OSC1
15 OSC2
14 TE
13 A11/D0
12 A10/D1
11 A9/D2
10 A8/D3
SM5212E
NC 1
A0 2
A1 3
A2 4
A3 5
A4 6
A5 7
A6 8
A7 9
Vss 10
20 NC
19 VDD
18 Dout
17 OSC1
16 OSC2
15 TE
14 A11/D0
13 A10/D1
12 A9/D2
11 A8/D3
SM5212E-S
Page 1
V1.0
1 page  
SAMHOP Microelectronics Corp.
SM5212E
212 RF ENCODER
2. OSC Frequency
SM5212E's oscillator can be constructed by connecting a resistor between OSC1 and OSC2
pin.
Encoder OSC Frequency
KHz
40
560K
35
30
820K
25
1.0M
20 1.2M
1.5M
15
2.0M
10
3.0M
5
0
1 2 3 4 5 6 7 8 9 10 11 12 VOLTAGE
The recommended oscillator frequency is FOSCD (SM5212D decoder)= ~8 - 10 FOSCD (SM5212E
encoder)
Page 5
V1.0
5 Page | ||
| Páginas | Total 8 Páginas | |
| PDF Descargar | [ Datasheet SM5212E.PDF ] | |
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