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CDCM1804RGER Folha de dados(PDF) 4 Page - Texas Instruments |
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CDCM1804RGER Folha de dados(HTML) 4 Page - Texas Instruments |
4 / 24 page www.ti.com RS0 = 0 Ω EN CDCM1804 S1 S0 RS1 = 60 kΩ REN = Open Setting for Mode 13: EN = 1 S2 = VDD/2 S1 = VDD/2 S0 = 0 RS2 = 60 kΩ S2 S0084-01 CDCM1804 SCAS697E – JULY 2003 – REVISED MAY 2005 Figure 1. Control Terminal Setting for Example Table 1. Selection Mode Table LVPECL(1) LVCMOS MODE EN S2 S1 S0 Y0 Y1 Y2 Y3 0 0 x x x Off (high-z) 1 1 0 0 0 ÷ 1 ÷ 1 ÷ 1 Off (high-z) 2 1 0 0 VDD/2 ÷ 1 Off (high-z) Off (high-z) ÷ 4 3 1 0 0 1 ÷ 1 ÷ 1 Off (high-z) ÷ 4 4 1 0 VDD/2 0 ÷ 1 ÷ 2 Off (high-z) ÷ 4 5 1 0 VDD/2 VDD/2 ÷ 1 ÷ 4 Off (high-z) ÷ 4 6 1 0 VDD/2 1 ÷ 1 ÷ 8 Off (high-z) ÷ 4 7 1 0 1 0 ÷ 1 Off (high-z) ÷ 1 ÷ 4 8 1 0 1 VDD/2 ÷ 1 ÷ 1 ÷ 1 ÷ 4 9 1 0 1 1 ÷ 1 ÷ 2 ÷ 1 ÷ 4 10 1 VDD/2 0 0 ÷ 1 ÷ 4 ÷ 1 ÷ 4 11 1 VDD/2 0 VDD/2 ÷ 1 ÷ 8 ÷ 1 ÷ 4 12 1 VDD/2 0 1 ÷ 1 Off (high-z) ÷ 2 ÷ 4 13 1 VDD/2 VDD/2 0 ÷ 1 ÷ 1 ÷ 2 ÷ 4 14 1 VDD/2 VDD/2 VDD/2 ÷ 1 ÷ 2 ÷ 2 ÷ 4 15 1 VDD/2 VDD/2 1 ÷ 1 ÷ 4 ÷ 2 ÷ 4 16 1 VDD/2 1 0 ÷ 1 ÷ 8 ÷ 2 ÷ 4 17 1 VDD/2 1 VDD/2 ÷ 1 Off (high-z) ÷ 4 ÷ 4 18 1 VDD/2 1 1 ÷ 1 ÷ 1 ÷ 4 ÷ 4 19 1 1 0 0 ÷ 1 ÷ 2 ÷ 4 ÷ 4 20 1 1 0 VDD/2 ÷ 1 ÷ 4 ÷ 4 ÷ 4 21 1 1 0 1 ÷ 1 ÷ 8 ÷ 4 ÷ 4 22 1 1 VDD/2 0 ÷ 1 Off (high-z) ÷ 8 ÷ 4 23 1 1 VDD/2 VDD/2 ÷ 1 ÷ 1 ÷ 8 ÷ 4 24 1 1 VDD/2 1 ÷ 1 ÷ 2 ÷ 8 ÷ 4 25 1 1 1 0 ÷ 1 ÷ 4 ÷ 8 ÷ 4 (1) The LVPECL outputs are open-emitter stages. Thus, if you leave the unused LVPECL outputs Y0, Y1, or Y2 unconnected, then the current consumption is minimized and noise impact to remaining outputs is neglectable. Also, each output can be individually disabled by connecting the corresponding VDD input to GND. 4 |
Nº de peça semelhante - CDCM1804RGER |
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Descrição semelhante - CDCM1804RGER |
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