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ATA8205 Datasheet(PDF) 39 Page - ATMEL Corporation |
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ATA8205 Datasheet(HTML) 39 Page - ATMEL Corporation |
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39 / 46 page  39 9121B–INDCO–04/09 ATA8203/ATA8204/ATA8205 9 Configuration of the Receiver (see Figure 12-1 and Figure 13-1) 9.1 Frequency of the reset marker Frequency is stable within 50 ms after POR f RM 117.9 117.9 118.2 118.2 1/ (4096 × T Clk) 1/ (4096 × T Clk) Hz A 9.2 Programming start pulse BR_Range = BR_Range0 BR_Range1 BR_Range2 BR_Range3 after POR t1 3361 2276 1734 1463 16425 11656 11656 11656 11656 3355 2272 1731 1460 11636 11636 11636 11636 1624 × T Clk 1100 × T Clk 838 × T Clk 707 × T Clk 7936 × T Clk 5632 × T Clk 5632 × T Clk 5632 × T Clk 5632 × T Clk µs µs µs µs µs A 9.3 Programming delay period t2 796 798 794 796 384.5 × T Clk 385.5 × T Clk µs A 9.4 Synchroniza- tion pulse t3 265 265 264 264 128 × T Clk 128 × T Clk µs A 9.5 Delay until of the program window starts t4 131 131 131 131 63.5 × T Clk 63.5 × T Clk µs A 9.6 Programming window t5 530 530 529 529 256 × T Clk 256 × T Clk µs A 9.7 Time frame of a bit t6 1060 1060 1058 1058 512 × T Clk 512 × T Clk µs A 9.8 Programming pulse t7 132 530 132 529 64 × T Clk 256 × T Clk µs C 9.9 Equivalent acknowledge pulse: E_Ack t8 265 265 264 264 128 × T Clk 128 × T Clk µs A 9.10 Equivalent time window t9 534 534 533 533 258 × T Clk 258 × T Clk µs A 9.11 OFF-bit programming window t10 930 930 929 929 449.5 × T Clk 449.5 × T Clk µs A 10 Data Clock (see Figure 9-1 and Figure 9-6) 10.1 Minimum delay time between edge at DATA and DATA_CLK BR_Range = BR_Range0 BR_Range1 BR_Range2 BR_Range3 t Delay2 0 0 0 0 16.557 8.278 4.139 2.069 0 0 0 0 16.528 8.264 4.132 2.066 0 0 0 0 1 × T XClk 1 × T XClk 1 × T XClk 1 × T XClk µs µs µs µs C 10.2 Pulse width of negative pulse at pin DATA_CLK BR_Range = BR_Range0 BR_Range1 BR_Range2 BR_Range3 t P_DATA_CLK 66.2 33.1 16.5 8.3 62.2 33.1 16.5 8.3 66.1 33.0 16.5 8.25 66.1 33.0 16.5 8.25 4 × T XClk 4 × T XClk 4 × T XClk 4 × T XClk 4 × T XClk 4 × T XClk 4 × T XClk 4 × T XClk µs µs µs µs A 18. Electrical Characteristics ATA8204, ATA8205 (Continued) All parameters refer to GND, Tamb = 25°C, VS = 5V, f0 = 433.92 MHz and f0 = 868.3 MHz unless otherwise specified. No. Parameter Test Conditions Symbol f RF = 433.92 MHz 13.52875 MHz Oscillator f RF = 868.3 MHz, 13.55234 MHz Oscillator Variable Oscillator Unit Type* Min. Typ. Max. Min. Typ. Max. Min. Typ. Max. *) Type means: A = 100% tested, B = 100% correlation tested, C = Characterized on samples, D = Design parameter |
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