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TC2688

Tricome
Part Number TC2688
Manufacturer Tricome
Description FSK RF Transmitter
Published Mar 3, 2006
Detailed Description Tricome Microwave TC2688 FSK RF Transmitter IC General Descriptions : TC2688 is a low VHF band (LVB) transmitter. Thi...
Datasheet PDF File TC2688 PDF File

TC2688
TC2688

Overview
Tricome Microwave TC2688 FSK RF Transmitter IC General Descriptions : TC2688 is a low VHF band (LVB) transmitter.
This device provides two channels for FSK 27MHZ application.
Typical applications for this device includes wireless mouse and keyboard, wireless game pad, RF remote controller and wireless data transmitter etc.
.
Features : ● ● ● ● ● ● Operating voltage range : 2.
3V ~ 3.
6V Low deviation for each channel Low power consumption in operation Almost no power consumption in standby mode Quickly oscillated by triggering enable It has 2K~5K data rate Package Pin Description : m o .
c U 4 t e e h S a t a .
D w w w 1 m o .
c U 4 t e e h S a at .
D w w w Tricome Microwave Pin Description : Number 1 2 3 4 5 6 7,8,10,11 9 12 13 14 15 16 Name D/I 1/E VCC X1A X1B CF1 GND VB 2/E X2A X2B CF2 RFO Description Data in 1st Channel enable Supply voltage 1st channel X’tal connection 1st channel X’tal connection Frequency adjustment Ground Bias stabilization 2nd Channel enable 2nd channel X’tal connection 2nd channel X’tal connection Frequency adjustment RF output Absolute Maximum Rating : Parameters Storage Temperature Operating Temperature Lead Solder Temp.
Supply Voltage (VCC) Input Voltage Output Voltage ESD 2.
3 -0.
5 -0.
3 Min.
-40 -15 Max.
+85 +60 250 3.
6 VCC+0.
5 VCC+0.
3 2 ¢J V V V KV For all input pins For all input pins Unit ¢J ¢J Notes Electrical Characteristics : under the conditions T=25¢J Specifications Min.
Typ.
Max.
VCC=3.
0V Unit Condition RF Frequency Data Rate Output Power 26 0.
02 3 27 2.
4 5 2 28 5 MHz Kbps dBm Loading=50 Ohms Tricome Microwave Deviation Active current Standby Current Power Supply Voltage RF Oscillator Start Time 2.
3 ±5 6 5 3 200 ±6 7 10 3.
6 500 KHz mA uA V us Application Circuit : ¡E Single Channel Part list : Parts Value C1 C2 C3 C4 C5 C6 Notes Parts Value C7 C8 C9 68P 1.
5P Notes Ceramic Cap Ceramic Cap Ceramic Cap Ceramic Cap Parts Value R2 R3 L1 Y1 100K 33 560n 27MHZ 27.
045MHZ Notes TBD Adjust ANT TBD Adjust ANT TBD Ad...


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