TDA5210 Infineon Technologies, TDA5210 Datasheet

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TDA5210

Manufacturer Part Number
TDA5210
Description
IC LP FSK/ASK SHR P-TSSOP-28
Manufacturer
Infineon Technologies
Type
Receiverr
Datasheet

Specifications of TDA5210

Package / Case
28-TSSOP
Frequency
810MHz ~ 870MHz, 400MHz ~ 440MHz
Sensitivity
-107dBm
Modulation Or Protocol
ASK, FSK
Applications
Alarm Systems, Communication Systems
Current - Receiving
4.8mA
Data Interface
PCB, Surface Mount
Antenna Connector
PCB, Surface Mount
Voltage - Supply
4.6 V ~ 5.5 V
Operating Temperature
-40°C ~ 105°C
Operating Frequency
870 MHz
Operating Supply Voltage
5 V
Maximum Operating Temperature
+ 150 C
Minimum Operating Temperature
- 40 C
Mounting Style
SMD/SMT
Operating Temperature (min)
-40C
Operating Temperature Classification
Automotive
Product Depth (mm)
4.4mm
Product Length (mm)
9.7mm
Operating Supply Voltage (min)
4.5V
Operating Supply Voltage (typ)
5V
Operating Supply Voltage (max)
5.5V
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Features
-
Memory Size
-
Data Rate - Maximum
-
Lead Free Status / Rohs Status
Compliant
Other names
SP000016384
TDA5210INTR

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Wireless Components
ASK/FSK Single Conversion Receiver
TDA 5210 Version 3.0
Specification May 2001

TDA5210 Summary of contents

Page 1

Wireless Components ASK/FSK Single Conversion Receiver TDA 5210 Version 3.0 Specification May 2001 ...

Page 2

... 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 ...

Page 3

Product Info General Description The very low power consump- tion single chip FSK/ASK Superhet- erodyne Receiver (SHR) for the frequency bands 810 to 870 MHz and 400 to 440 MHz that is pin compatible with the ASK ...

Page 4

Table of Contents 1 Table of Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

Page 5

Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

Page 6

Product Description Contents of this Chapter 2.1 Overview ...

Page 7

Overview The very low power consumption single chip FSK/ASK Superheterodyne Receiver (SHR) for the frequency bands 810 to 870 MHz and 400 to 440 MHz that is pin compatible with the ASK Receiver TDA5200. The IC ...

Page 8

Package Outlines Figure 2-1 Wireless Components P-TSSOP-28-1 package outlines TDA 5210 Product Description P_TSSOP_28.EPS Specification, May 2001 ...

Page 9

Functional Description Contents of this Chapter 3.1 Pin Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

Page 10

Pin Configuration Figure 3-1 Wireless Components TDA ...

Page 11

Pin Definition and Function In the subsequent table the internal circuits connected to the pins of the device are shown. ESD-protection circuits are omitted to ease reading. . Table 3-1 Pin Definition and Function Pin No. Symbol 1 CRST1 ...

Page 12

TAGC 4 5 AGND 6 LNO 7 VCC MIX 8 10 AGND Wireless Components ...

Page 13

FSEL 12 IFO DGND 14 VDD 15 MSEL 15 Wireless Components 3. TDA 5210 ...

Page 14

CSEL LIM LIMX SLP 19 Wireless Components 15u A ...

Page 15

SLN OPP 21 22 FFB 22 23 THRES 3VOUT 2 4 Wireless Components Data Slicer Negative Input 5uA 1 0k OpAmp Noninverting Input 5u A 200 Data Filter Feedback Pin ...

Page 16

DATA 26 PDO 27 PDWN CRST2 2 8 Wireless Components ...

Page 17

Functional Block Diagram VCC LNO MI MIX LNI 3 RF LNA TAGC VCC 14 DGND 13 11 2,7 5,10 VCC AGND FSEL Figure 3-2 3.4 Functional Blocks 3.4.1 Low Noise Amplifier ...

Page 18

TAGC pin (Pin 4) and should be chosen along with the appropriate threshold voltage according to the intended operat- ing case and interference scenario to be expected during operation. The opti- mum choice ...

Page 19

Crystal Oscillator The on-chip crystal oscillator circuitry allows for utilisation of quartzes both in the 6 and 13MHz range as the overall division ratio of the PLL can be switched between 64 and 128 via the CSEL (Pin 16) ...

Page 20

Data Filter wih the DC offset produced by the demodulator in case of large frequency offsets of the IF signal. The resulting frequency characteristic and details on the principle of ...

Page 21

Bandgap Reference Circuitry A Bandgap Reference Circuit provides a temperature stable reference voltage for the device. A power down mode is available to switch off all subcircuits which is controlled by the PWDN pin (Pin 27) as shown in ...

Page 22

Applications Contents of this Chapter 4.1 Choice of LNA Threshold Voltage and Time Constant . . . . . . . . . . . . 4-2 4.2 Data Filter Design . . . . . . . . ...

Page 23

Choice of LNA Threshold Voltage and Time Constant In the following figure the internal circuitry of the LNA automatic gain control is shown. Figure 4-1 The LNA automatic gain control circuitry consists of an operational transimped- ance amplifier that ...

Page 24

Figure 4-2 The switching point should be chosen according to the intended operating sce- nario. The determination of the optimum point is described in the accompanying Application Note, a threshold voltage level ...

Page 25

Data Filter Design Utilising the on-board voltage follower and the two 100k 2nd order Sallen-Key low pass data filter can be constructed by adding 2 exter- nal capacitors between pins 19 (SLP) and 22 (FFB) and to pin 21 ...

Page 26

... Wireless Components C S Input Crystal impedance Z 1-28 Determination of Series Capacitance Value for the Quartz Oscillator the load capacitance (refer to the quartz crystal specification pFX =695 pFX =1010 TDA 5210 Applications Pin 28 TDA5210 Pin 1 Quartz_load.wmf Specification, May 2001 ...

Page 27

Quartz Frequency Calculation As described in Section 3.4.3 the operating range of the on-chip VCO is 820 to 860 MHz with a nominal center frequency of 840MHz. This signal is divided by 2 before applied to the mixer in ...

Page 28

Data Slicer Threshold Generation The threshold of the data slicer can be generated using an external R-C inte- grator as shown in Figure 4-5. The cut-off frequency of the R-C integrator has to be lower than the lowest frequency ...

Page 29

... ASK/FSK Switch Functional Description The TDA5210 is containing an ASK/FSK switch which can be controlled via Pin 15 (MSEL). This switch is actually consisting of 2 operational amplifiers that are having a gain case of the ASK amplifier and a gain case of the FSK amplifier in order to achieve an appropriate demodulation gain charac- teristic ...

Page 30

This offset voltage is generated by the bias current of the negative input of the comparator (i.e. 20nA) running over the external resistor R. This voltage raises the voltage appearing at pin 20 (e.g. 1mV with R = 100k ). ...

Page 31

ASK Mode In case the receiver is operated in ASK mode the datapath frequency charac- tersitic is dominated by the data filter alone, thus it is lowpass shaped.The cutoff frequency is determined by the external capacitors C12 and C14 ...

Page 32

... In the powerdown mode the capacitor is only discharged by leakage currents. In order to reduce the turn-on time in the presence of large values pre- charge circuit was included in the TDA5210 as shown in the following figure. Figure 4-10 Wireless Components ...

Page 33

This circuit charges the capacitor C with an inrush current I 220µA for a duration of T equal to the voltage U 2.5V. As soon as these voltages are equal or the duration T precharge circuit is disabled. is the ...

Page 34

Figure 4- example the choice 22nF and C = 47nF yields = 0.44ms 0.71ms 0.53ms 3 This means that in this case the inrush current could flow for a ...

Page 35

Reference Contents of this Chapter 5.1 Electrical Data ...

Page 36

Electrical Data 5.1.1 Absolute Maximum Ratings WARNING The maximum ratings may not be exceeded under any circumstances, not even momentarily and individually, as permanent damage to the IC will result. Table 5-1 Absolute Maximum Ratings, Ambient temperature T # ...

Page 37

Operating Range Within the operational range the IC operates as explained in the circuit descrip- tion. The AC/DC characteristic limits are not guaranteed. Currents flowing into the device are denoted as positive currents and v.v. Supply voltage: VCC = ...

Page 38

AC/DC Characteristics at T AC/DC characteristics involve the spread of values guaranteed within the spec- ified voltage and ambient temperature range. Typical characteristics are the median of the production. Currents flowing into the device are denoted as pos- itive ...

Page 39

Table 5-3 AC/DC Characteristics with T Parameter Symbol 8 LO signal feedthrough LO at antenna port Signal Output LNO (PIN 6), V THRES 1 Gain f =434 MHz LNA 2 Gain f =869 MHz ...

Page 40

Table 5-3 AC/DC Characteristics with T Parameter Symbol Signal 3VOUT (PIN 24) 1 Output voltage V 3VOUT 2 Current out I 3VOUT Signal THRES (PIN 23) 1 Input Voltage range V THRES 2 LNA low gain mode V THRES 3 ...

Page 41

Table 5-3 AC/DC Characteristics with T Parameter Symbol DATA FILTER 1 Useable bandwidth BW BB FILT 2 RSSI Level at Data Fil- RSSI ter Output SLP, RF =-103dBm IN 3 RSSI Level at Data Fil- RSSI ter Output SLP, RF ...

Page 42

Table 5-3 AC/DC Characteristics with T Parameter Symbol FSK DEMODULATOR 1 Demodulation Gain G FMDEM 2 Useable IF Bandwidth BW POWER DOWN MODE Signal PDWN (PIN 27) 1 Powerdown Mode On PWDN 2 Powerdown Mode Off PWDN 3 Input bias ...

Page 43

AC/DC Characteristics at T Currents flowing into the device are denoted as positive currents and vice versa Table 5-4 AC/DC Characteristics with T Parameter Symbol Supply Supply Current 1 Supply current PDWN standby mode 2 Supply current, ...

Page 44

Table 5-4 AC/DC Characteristics with T Parameter Symbol DATA FILTER 2 RSSI Level at Data Fil- RSSI ter Output SLP, RF =-103dBm IN 3 RSSI Level at Data Fil- RSSI ter Output SLP, RF =-30dBm IN Slicer, Signal Output DATA ...

Page 45

Table 5-4 AC/DC Characteristics with T Parameter Symbol VCO MULTIPLEXER Signal FSEL (PIN 11 range 434 MHz V RF FSEL 2 f range 869 MHz V RF FSEL 3 Output bias current I FSEL FSEL PLL DIVIDER Signal ...

Page 46

... LED will turn on. This sig- nal is also accessible on a 2-pole pin connector and can be used for simple remote-control applications. More information on the kit is available on request. Figure 5-1 Wireless Components Schematic of the Evaluation Board TDA 5210 preliminary Reference in Section 5.1.3 were mea- TDA5210_testboard_20_schematic.WMF Specification, May 2001 ...

Page 47

... Test Board Layouts Figure 5-2 Figure 5-3 Wireless Components Top Side of the Evaluation Board Bottom Side of the Evaluation Board TDA 5210 preliminary Reference tda5210_testboard_20_top.WMF tda5210_testboard_20_bot.WMF Specification, May 2001 ...

Page 48

... Figure 5-4 Wireless Components Component Placement on the Evaluation Board TDA 5210 preliminary Reference tda5210_testboard_20_plc.EMF Specification, May 2001 ...

Page 49

... Bill of Materials The following components are necessary for evaluation of the TDA5210 without use of a Microchip HCS512 decoder. Table 5-5 Bill of Materials Ref Value R1 100k R2 100k R3 820k R4 240k R5 360k R6 10k L1 434 MHz: 15nH 869 MHz: 3.3nH L2 434 MHz: 8.2pF 869 MHz: 3.9nH ...

Page 50

... TDA 5210 Please note that in case of operation at 434 MHz a capacitor has to be soldered in place L2 and an inductor in place C6. The following components are necessary in addition to the above mentioned ones for evaluation of the TDA5210 in conjunction with a Microchip HCS512 decoder. Table 5-6 Bill of Materials Addendum Ref ...

Page 51

Wireless Components TDA 5210 preliminary Reference Specification, May 2001 ...

Page 52

List of Figures Figure 2-1 P-TSSOP-28-1 package outlines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

Page 53

List of Tables Table 3-1 Pin Definition and Function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

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