TDA5102 Infineon Technologies, TDA5102 Datasheet
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TDA5102 Summary of contents
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Wireless Components ASK/FSK Transmitter 915 MHz TDA 5102 Version 1.1 Specification October 2001 ...
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... Components used in life-support devices or systems must be expressly authorized for such purpose! 1 Critical components of the Infineon Technologies AG, may only be used in life-support devices or systems Infineon Technologies AG critical component is a component used in a life-support device or system whose failure can reasonably be expected to cause the failure of that life- support device or system affect its safety or effectiveness of that device or system ...
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Table of Contents 1 Table of Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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Product Info General Description The TDA 5102 is a single chip ASK/ FSK transmitter for the frequency band 905-925 MHz. The IC offers a high level of integration and needs only a few external components. The device contains a fully ...
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Product Description Contents of this Chapter 2.1 Overview ...
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Overview The TDA 5102 is a single chip ASK/FSK transmitter for the frequency band 905- 925 MHz. The IC offers a high level of integration and needs only a few external components. The device contains a fully integrated PLL ...
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Package Outlines Figure 2-1 Wireless Components P-TSSOP- TDA 5102 Product Description Specification, October 2001 ...
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Functional Description Contents of this Chapter 3.1 Pin Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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Pin Configuration Figure 3-1 Table 3-1 Pin No Wireless Components PDWN 1 16 LPD TDA ...
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Pin Definitions and Functions Table 3-2 Pin Symbol Interface Schematic No. 1 PDWN LPD 300 Ω Wireless Components Disable pin for the complete transmitter cir- cuit. A logic low (PDWN < 0.7 V) ...
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kΩ GND 6 ASKDTA kΩ 7 FSKDTA kΩ Wireless Components Output of the charge pump and input of the VCO control voltage. The loop bandwidth ...
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CLKOUT 300 Ω 9 CLKDIV kΩ 10 COSC kΩ 11 FSKOUT V S 200 µA 1.5 kΩ Wireless Components Clock output to supply an external device. An external pull-up resistor has to ...
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FSKGND 13 PAGND 14 PAOUT 15 FSEL kΩ 16 CSEL kΩ Wireless Components Ground connection for FSK modulation out- put FSKOUT. Ground connection of the power amplifier. The RF ground return ...
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Functional Block diagram Figure 3-2 Wireless Components Functional Block diagram TDA 5102 Functional Description Funct_Block_Diagram.wmf Specification, October 2001 ...
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Functional Blocks 3.4.1 PLL Synthesizer The Phase Locked Loop synthesizer consists of a Voltage Controlled Oscillator (VCO), an asynchronous divider chain, a phase detector, a charge pump and a loop filter fully implemented on chip. The tuning ...
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To achieve FSK transmission, the oscillator frequency can be detuned by a fixed amount by switching an external capacitor via FSKOUT (pin 11). The condition of the switch is controlled by the signal at FSKDTA (pin 7). Table 3-5 1) ...
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Low Power Detect The supply voltage is sensed by a low power detector. When the supply voltage drops below 2.15 V, the output LPD (pin 2) switches to the low-state. To mini- mize the external component count, an internal ...
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The principle schematic of the power mode control circuitry is shown in Figure 3-5. PDWN ASKDTA FSKDTA Figure 3-5 Table 3-8 provides a listing of how to get into the different power modes Table 3-8 PDWN Low Open High Open ...
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Recommended timing diagrams for ASK- and FSK-Modulation ASK Modulation using FSKDTA and ASKDTA, PDWN not connected Modes: Power Down High FSKDTA Low Open, High ASKDTA Low Figure 3-6 FSK Modulation using FSKDTA and ASKDTA, PDWN not connected Modes: Power ...
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Alternative ASK Modulation, FSKDTA not connected. Modes: Power Down High PDWN Low Open, High ASKDTA Low Figure 3-8 Alternative FSK Modulation Modes: Power Down High PDWN Low Open, High ASKDTA Low Open, High FSKDTA Low Figure 3-9 Wireless Components PLL ...
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Applications Contents of this Chapter 4.1 50 Ohm-Output Testboard Schematic . . . . . . . . . . . . . . . . . . . . . . . . 4-2 4.2 50 Ohm-Output Testboard ...
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... Ohm-Output Testboard Schematic Figure 4-1 Wireless Components X2SMA VCC C3 7.15 (14.3) MHz TDA5102 C1 T1 R3A VCC R3F R4 R2 X1SMA 50 Ω-Output testboard schematic TDA 5102 Applications 0.89 (3.6) MHz FSK ASK C5 R1 50ohm_test_v5.wmf Specification, October 2001 ...
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Ohm-Output Testboard Layout Figure 4-2 Figure 4-3 Wireless Components Top Side of TDA 5102-Testboard with 50 Ω-Output the same testboard as for the TDA 5100. Bottom Side of TDA 5102-Testboard with 50 Ω-Output the ...
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Bill of material (50 Ohm-Output Testboard) Table 4-1 Bill of material Part R1 R2 R3A R3F IC1 Wireless Components ASK FSK 915 MHz ...
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Hints 1. Application Hints on the crystal oscillator As mentioned before, the crystal oscillator achieves a turn on time less than 1 msec. To achieve this, a NIC oscillator type is implemented in the TDA 5102. The input impedance ...
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Example for the FSK-Mode: FSK modulation is achieved by switching the load capacitance of the crystal as shown below. The frequency deviation of the crystal oscillator is multiplied with the divider factor N of the Phase Locked Loop to the ...
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If the FSK switch is closed, Cv- is equal to Cv1 (C6 in the application diagram). If the FSK switch is open, Cv2 (C7 in the application diagram) can be calculated. Csw: Remark: 2. Design hints on the buffered clock ...
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Reference Contents of this Chapter 5.1 Absolute Maximum Ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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Absolute Maximum Ratings The characteristic limits are not guaranteed. The maximum ratings must not be exceeded under any circumstances, not even momentarily and individually, as permanent damage to the IC may result. Table 5-1 Parameter Junction ...
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AC/DC Characteristics 5.3.1 AC/DC Characteristics at 3V, 25°C Table 5-3 Supply Voltage Ambient temperature T S Parameter Symbol Current consumption Power down mode I S PDWN PLL enable mode I S PLL_EN Transmit mode I ...
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Table 5-3 Supply Voltage Ambient temperature T S Parameter Symbol FSK Modulation Data Input (Pin 7) FSK Switch on V FSKDTA FSK Switch off V FSKDTA Input bias current FSKDTA I FSKDTA Input bias current FSKDTA ...
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Table 5-3 Supply Voltage Ambient temperature T S Parameter Symbol Power Amplifier Output (Pin 14 Output Power OUT915 transformed to 50 Ohm Frequency Range Selection (Pin 15) Transmit frequency 915 MHz V FSEL Transmit ...
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AC/DC Characteristics at 2.1 V ... 4.0 V, -25°C ... +85°C Table 5-4 Supply Voltage V = 2.1 V ... 4.0 V, Ambient temperature T S Parameter Symbol Current consumption Power down mode I S PDWN PLL enable mode ...
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Table 5-4 Supply Voltage V = 2.1 V ... 4.0 V, Ambient temperature T S Parameter Symbol FSK Modulation Data Input (Pin 7) FSK Switch on V FSKDTA FSK Switch off V FSKDTA Input bias current FSKDTA I FSKDTA Input ...
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Table 5-4 Supply Voltage V = 2.1 V ... 4.0 V, Ambient temperature T S Parameter Symbol Power Amplifier Output (Pin 14 Output Power at 915 MHz OUT, 915 transformed to 50 Ohm. P OUT, 915 V = ...