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INTEGRATED CIRCUITS
DATA SHEET
TDA5051A
Home automation modem
1999 May 31
Product specification
Supersedes data of 1997 Sep 19
File under Integrated Circuits, IC11
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Philips Semiconductors Product specification Home automation modem TDA5051A FEATURES APPLICATIONS • Full digital carrier generation and shaping • Home appliance control (air conditioning, shutters, lighting, alarms and so on) • Modulation/demodulation frequency set by clock adjustment, from microcontroller or on-chip oscillator • Energy/heating control • High clock rate of 6-bit A/D (Digital to Analog) converter • Amplitude Shift Keying (ASK) data transmission using for rejection of aliasing comp
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Philips Semiconductors Product specification Home automation modem TDA5051A ORDERING INFORMATION PACKAGE TYPE NUMBER NAME DESCRIPTION VERSION TDA5051AT SO16 plastic small outline package; 16 leads; body width 7.5 mm SOT162-1 BLOCK DIAGRAM DGND AGND V V V handbook, full pagewidth DDA DDD DDAP 5 12 13311 modulated POWER carrier 6 10 DRIVE TX ROM D/A OUT WITH PROTECTION 9 DAC clock APGND 10 1 CONTROL LOGIC DATA IN TDA5051A 15 PD 4 filter clock CLK OUT 7 OSC1 OSCILLATOR ÷2 8 OSC2 DIGITAL 14 2 DIGITAL
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Philips Semiconductors Product specification Home automation modem TDA5051A PINNING SYMBOL PIN DESCRIPTION DATA 1 digital data input (active LOW) IN DATA 2 digital data output (active LOW) OUT handbook, halfpage V 3 digital supply voltage DDD DATA 1 16 TEST1 IN CLK 4 clock output OUT DATA 2 15 PD OUT DGND 5 digital ground V 3 14 RX DDD IN SCANTEST 6 test input (LOW in application) CLK 4 13 V OSC1 7 oscillator input OUT DDA TDA5051AT DGND 5 12 OSC2 8 oscillator output AGND APGND 9 analog ground fo
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Philips Semiconductors Product specification Home automation modem TDA5051A The DAC and the power stage are set in order to provide After digital demodulation, the baseband data signal is a maximum signal level of 122 dBμV (RMS) at the output. made available after pulse shaping. The output of the power stage (TX ) must always be The signal pin (RX ) is a high-impedance input which has OUT IN connected to a decoupling capacitor, because of a DC to be protected and DC decoupled for the same reasons
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Philips Semiconductors Product specification Home automation modem TDA5051A CHARACTERISTICS V =V =5V ±5%; T = 0 to 70 °C; V connected to V ; DGND connected to AGND. DDD DDA amb DDD DDA SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT Supply V supply voltage 4.75 5 5.25 V DD I total analog + digital V =5V ±5% - 28 38 mA DD(RX/TX)(tot) DD supply current TX or RX mode I total analog + digital V =5V ±5%; - 19 25 mA DD(PD)(tot) DD supply current; PD = HIGH Power-down mode I power amplifier supply V =5V
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Philips Semiconductors Product specification Home automation modem TDA5051A SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT t minimum pulse width of f = 8.48 MHz; - 190-μs W(DI)(min) osc DATA signal see Fig.8 IN V output carrier signal Z = CISPR16; 120 - 122 dBμV o(rms) L (RMS value) DATA = LOW IN I power amplifier maximum Z =1 Ω; - 160 - mA o(max) L output current (peak value) DATA = LOW IN Z output impedance of the - 5 -Ω o power amplifier V output DC level at - 2.5 - V O pin TX OUT THD total har
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Philips Semiconductors Product specification Home automation modem TDA5051A SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT Power-up timing t delay between power-up XTAL = 8.48 MHz; - 1 -μs d(pu)(TX) and DATA in C1 = C2 = 27 pF; IN transmission mode R = 2.2 MΩ; see Fig.10 p t delay between power-up XTAL = 8.48 MHz; - 1 -μs d(pu)(RX) and DATA in reception C1 = C2 = 27 pF; OUT mode R = 2.2 MΩ; p f = 132.5 kHz; RXIN 120 dBμV sine wave; see Fig.11 Power-down timing t delay between PD = 0 and f = 8.48
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Philips Semiconductors Product specification Home automation modem TDA5051A 1500 Hz MBH664 - 10 handbook, full pagewidth 20 dB dBV (RMS) - 60 117.5 132.5 147.5 f (kHz) Resolution bandwidth = 100 Hz; B = 3000 Hz (2 × 1500 Hz). - 20dB Fig.4 Shaped signal spectrum. handbook, full pagewidth V RXIN modulated sine wave 122 dBμV amplitude V (I) 0 t G AGC +30 dB 8.68 dB AGC range - 6 dB t c(AGC) MGK011 (AGC time constant) Fig.5 AGC time constant definition (not to scale). 1999 May 31 9
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Philips Semiconductors Product specification Home automation modem TDA5051A TIMING Configuration for clock handbook, full pagewidth OSC1 CLK 7 OUT f osc MICRO- TDA5051A XTAL CONTROLLER DGND 5 GND MGK835 For parameter description, see Table 1. Fig.6 External clock. handbook, full pagewidth C1 CLK OSC2 OUT CLK 4 8 IN 1 / f 2 osc MICRO- TDA5051A R XTAL p CONTROLLER C2 DGND OSC1 GND 5 7 MGK836 For parameter description, see Table 1. Fig.7 Typical configuration for on-chip clock circuit. 1999 May 31
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Philips Semiconductors Product specification Home automation modem TDA5051A Table 1 Clock oscillator parameters OSCILLATOR CLOCK OUTPUT CARRIER FREQUENCY FREQUENCY FREQUENCY EXTERNAL COMPONENTS f cr 1 f ⁄ f osc 2 osc 6.080 to 9.504 MHz 95 to 148.5 kHz 3.040 to 4.752 MHz C1 = C2 = 27 to 47 pF; R = 2.2 to 4.7 MΩ; p XTAL = standard quartz crystal Table 2 Calculation of parameters depending on the clock frequency SYMBOL PARAMETER CONDITIONS UNIT f oscillator frequency with on-chip oscillator: frequen
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Philips Semiconductors Product specification Home automation modem TDA5051A handbook, full pagewidth t t TX W(burst) W(burst)(min) OUT V O(DC) t t su h 0 t W(DI)(min) t W(DI) DATA IN (1) (2) (3) MGK837 (1) t >t . W(DI) W(DI)(min) 1 (2) t =t + ----- W(DI)(min) su f cr (3) t
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Philips Semiconductors Product specification Home automation modem TDA5051A Timing diagrams 90% V handbook, full pagewidth DD V DD CLK NOT DEFINED CLOCK STABLE OUT HIGH DATA IN TX OUT t MGK015 d(pu)(TX) DATA is an edge-sensitive input and must be HIGH before starting a transmission. IN Fig.10 Timing diagram during power-up in transmission mode. 90% V handbook, full pagewidth DD V DD CLK NOT DEFINED CLOCK STABLE OUT RX IN DATA NOT DEFINED HIGH OUT t t d(pu)(RX) d(dem)(h) MGK016 Fig.11 Timing dia
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Philips Semiconductors Product specification Home automation modem TDA5051A handbook, full pagewidth PD DATA IN TX OUT t d(pd)(TX) normal operation wrong operation TX delayed by PD OUT MGK017 Fig.12 Power-down sequence in transmission mode. handbook, full pagewidth PD RX IN DATA OUT t t t d(dem)(su) d(pd)(RX) d(pd)(RX) MGK018 DATA delayed by PD OUT Fig.13 Power-down sequence in reception mode. handbook, full pagewidth PD RX IN DATA OUT t active(min) T I DD(RX) I DD I DD(PD) 0 MGK845 Fig.14 Pow
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Philips Semiconductors Product specification Home automation modem TDA5051A TEST INFORMATION handbook, full pagewidth 1 μF TX DATA IN OUT 1 10 pulse TDA5051A generator (to be tested) 300 Hz 10 nF DATA RX OUT IN 50% 2 14 78 30 Ω Y1 Y2 XTAL f osc OSCILLOSCOPE DATA IN TX /RX OUT IN DATA OUT t t d(dem)(su) d(dem)(h) MGK838 Fig.15 Test set-up for measuring demodulation delay. 1999 May 31 15
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Philips Semiconductors Product specification Home automation modem TDA5051A coupling CISPR16 handbook, full pagewidth (3) (4) network network 10 μF 33 nF TX 47 μH OUT OSC1 10 7 250 nF 33 nF 47 μH TDA5051A AGND, DGND, APGND 8 12, 5, 9 50 μH OSC2 50 Ω 1 13, 3, 11 5 Ω V V V DATA DDA, DDD, DDAP IN 250 nF (1) (2) +5 V POWER 50 μH SUPPLY SPECTRUM ANALYSER 50 Ω 5 Ω MGK839 (1) Square wave TTL signal 300 Hz, duty factor = 50% for measuring signal bandwidth (see spectrum Fig.3). (2) DATA = LOW for measurin
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Philips Semiconductors Product specification Home automation modem TDA5051A handbook, full pagewidth TX OUT in out + 10 + COUPLING SPECTRUM NETWORK ANALYSER TDA5051A 12, AGND, DGND, APGND (1) 50 Ω 5, 9 1 78 OSC1 OSC2 DATA IN out WHITE XTAL = 8.48 MHz NOISE GENERATOR OSC1 OSC2 78 RX out in IN 14 COUPLING TDA5051A NETWORK PARAMETERS (to be tested) 12, (1) AGND, DGND, APGND 600 BAUD 5, PSEUDO RANDOM SEQUENCE: 9 9 2 - 1 BITS LONG 2 DATA OUT DATA IN RXD V24/TTL V24 SERIAL DATA INTERFACE ANALYSER DATA
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Philips Semiconductors Product specification Home automation modem TDA5051A APPLICATION INFORMATION handbook, full pagewidth 250 V (AC) T 630 mA max 47 nF/X2 2 μF MOV 250 V (AC) 250 V (AC) 250 V (AC) 68 Ω (2 W) 47 μH low R S 47 nF +5 V 1 mH (63 V) 1N4006 1 3 78L05 2 7V5 470 μF 1N4006 47 μH (1.3 W) (16 V) 1 μF (16 V) 100 μF 47 nF (16 V) V V V DDD DDAP DDA +5 V DATA 3 11 13 IN 1 10 nF RX IN DATA 14 OUT 2 MICRO- TDA5051A TX CONTROLLER OUT CLK OUT 10 4 SA5.0A PD 15 7 85 9 12 OSC1 OSC2 DGND APGND AGND
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Philips Semiconductors Product specification Home automation modem TDA5051A MBH907 3 20 10 handbook, full pagewidth gain (dB) 0 input impedance (Ω) - 20 2 - 40 10 1 - 60 2 - 80 - 100 10 2 3 4 5 6 7 10 10 10 10 10 10 10 f (Hz) Main features of the coupling network: 50 Hz rejection >80 dB; anti-aliasing for the digital filter >50 dB at the 1 sampling frequency ( ⁄ f ). Input impedance always higher than 10 Ω within the 95 to 148.5 kHz band. 2 osc Fig.19 Gain (curve 1) and input impedance (curve 2)
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Philips Semiconductors Product specification Home automation modem TDA5051A handbook, full pagewidth 250 V (AC) 470 nF/X2 T 630 mA max 250 V (AC) 100 Ω MOV (0.5 W) 250 V (AC) 47 μH low R S NEWPORT 76250 230 V 26 1 VA 15 6 V +5 V 100 Ω 1 3 78L05 FDB08 100 nF 2 470 μF (16 V) (63 V) 22 μH 100 μF 47 nF (16 V) 1 μF (16 V) V V V DDD DDAP DDA +5 V DATA 3 11 13 IN 1 10 nF RX IN DATA 14 OUT 2 MICRO- TDA5051A TX CONTROLLER OUT CLK 10 OUT 4 PD 15 7 85 9 12 SA5.0A OSC1 OSC2 DGND APGND AGND 2.2 MΩ XTAL 7.3728
