Datasheet LTC4302-1, LTC4302-2 (Analog Devices) - 10
| 制造商 | Analog Devices |
| 描述 | Addressable 2-Wire Bus Buffers |
| 页数 / 页 | 20 / 10 — OPERATIO. Table 1. Suggested ADDRESS 1% Resistor Values (Refer to Figure … |
| 文件格式/大小 | PDF / 305 Kb |
| 文件语言 | 英语 |
OPERATIO. Table 1. Suggested ADDRESS 1% Resistor Values (Refer to Figure 1 for R1 and R2). ADDRESS. R1(TOP). R2(BOTTOM). 5V IDEAL
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文件文字版本
LTC4302-1/LTC4302-2
U OPERATIO Table 1. Suggested ADDRESS 1% Resistor Values (Refer to Figure 1 for R1 and R2) ADDRESS R1(TOP) R2(BOTTOM) 5V IDEAL ALLOWED ADDRESS 3.3V IDEAL ALLOWED ADDRESS CODE RESISTOR RESISTOR VOLTAGE VOLTAGE RANGE VOLTAGE VOLTAGE RANGE
00 8660 137 0.078125 0.076 to 0.079 0.051563 0.050 to 0.052 01 2800 137 0.234375 0.229 to 0.238 0.154688 0.151 to 0.157 02 1180 100 0.390625 0.383 to 0.398 0.257813 0.253 to 0.263 03 1370 169 0.546875 0.539 to 0.559 0.360938 0.356 to 0.369 04 1070 174 0.703125 0.687 to 0.711 0.464063 0.454 to 0.470 05 1070 221 0.859375 0.842 to 0.870 0.567188 0.556 to 0.574 06 4120 1050 1.015625 0.999 to 1.032 0.670313 0.660 to 0.681 07 3320 1020 1.171875 1.157 to 1.193 0.773438 0.764 to 0.788 08 3160 1150 1.328125 1.315 to 1.354 0.876563 0.868 to 0.893 09 6490 2740 1.484375 1.464 to 1.505 0.979688 0.966 to 0.993 10 2150 1050 1.640625 1.619 to 1.663 1.082813 1.068 to 1.097 11 2050 1150 1.796875 1.774 to 1.820 1.185938 1.171 to 1.201 12 2150 1370 1.953125 1.922 to 1.970 1.289063 1.269 to 1.300 13 1960 1430 2.109375 2.085 to 2.134 1.392188 1.376 to 1.408 14 2100 1740 2.265625 2.241 to 2.290 1.495313 1.479 to 1.512 15 2000 1870 2.421875 2.391 to 2.441 1.598438 1.578 to 1.611 16 1870 2000 2.578125 2.559 to 2.609 1.701563 1.689 to 1.722 17 1740 2100 2.734375 2.710 to 2.759 1.804688 1.788 to 1.821 18 1430 1960 2.890625 2.866 to 2.915 1.907813 1.892 to 1.924 19 1370 2150 3.046875 3.030 to 3.078 2.010938 2.000 to 2.031 20 1150 2050 3.203125 3.180 to 3.226 2.114063 2.099 to 2.129 21 1050 2150 3.359375 3.337 to 3.381 2.217188 2.203 to 2.232 22 2740 6490 3.515625 3.495 to 3.537 2.320313 2.307 to 2.334 23 1150 3160 3.671875 3.646 to 3.685 2.423438 2.407 to 2.432 24 1020 3320 3.838125 3.807 to 3.843 2.526563 2.512 to 2.536 25 1050 4120 3.984375 3.968 to 4.001 2.629688 2.619 to 2.640 26 221 1070 4.140625 4.130 to 4.158 2.732813 2.726 to 2.744 27 174 1070 4.296875 4.289 to 4.313 2.835938 2.830 to 2.846 28 169 1370 4.453125 4.441 to 4.461 2.939063 2.931 to 2.944 29 100 1180 4.609375 4.602 to 4.617 3.042188 3.037 to 3.047 30 137 2800 4.765625 4.762 to 4.771 3.145313 3.143 to 3.149 31 137 8660 4.921875 4.921 to 4.924 3.248438 3.248 to 3.250 Select standard 1% tolerance resistor values that most In two-wire bus systems, the master issues the Address closely match the ideal resistor values. Table 1 shows Byte immediately following a Start Bit. The first seven bits recommended values for each of the code segments. For contain the address of the slave device being targeted by code 00, RTOP=8660Ω, RBOTTOM=137Ω. This yields a the master. If the first two MSB’s are 1’s, and the next 5 bits voltage of 77.87mV. Resistors must be placed close to the match the output of the LTC4302’s 5-bit address A/D, an LTC4302’s VCC, GND and ADDRESS pins. Care must also address match occurs, and the LTC4302 acknowledges be taken to minimize capacitance on ADDRESS. the Address Byte and continues communicating with the sn430212 430212fs 10
U OPERATIO Table 1. Suggested ADDRESS 1% Resistor Values (Refer to Figure 1 for R1 and R2) ADDRESS R1(TOP) R2(BOTTOM) 5V IDEAL ALLOWED ADDRESS 3.3V IDEAL ALLOWED ADDRESS CODE RESISTOR RESISTOR VOLTAGE VOLTAGE RANGE VOLTAGE VOLTAGE RANGE
00 8660 137 0.078125 0.076 to 0.079 0.051563 0.050 to 0.052 01 2800 137 0.234375 0.229 to 0.238 0.154688 0.151 to 0.157 02 1180 100 0.390625 0.383 to 0.398 0.257813 0.253 to 0.263 03 1370 169 0.546875 0.539 to 0.559 0.360938 0.356 to 0.369 04 1070 174 0.703125 0.687 to 0.711 0.464063 0.454 to 0.470 05 1070 221 0.859375 0.842 to 0.870 0.567188 0.556 to 0.574 06 4120 1050 1.015625 0.999 to 1.032 0.670313 0.660 to 0.681 07 3320 1020 1.171875 1.157 to 1.193 0.773438 0.764 to 0.788 08 3160 1150 1.328125 1.315 to 1.354 0.876563 0.868 to 0.893 09 6490 2740 1.484375 1.464 to 1.505 0.979688 0.966 to 0.993 10 2150 1050 1.640625 1.619 to 1.663 1.082813 1.068 to 1.097 11 2050 1150 1.796875 1.774 to 1.820 1.185938 1.171 to 1.201 12 2150 1370 1.953125 1.922 to 1.970 1.289063 1.269 to 1.300 13 1960 1430 2.109375 2.085 to 2.134 1.392188 1.376 to 1.408 14 2100 1740 2.265625 2.241 to 2.290 1.495313 1.479 to 1.512 15 2000 1870 2.421875 2.391 to 2.441 1.598438 1.578 to 1.611 16 1870 2000 2.578125 2.559 to 2.609 1.701563 1.689 to 1.722 17 1740 2100 2.734375 2.710 to 2.759 1.804688 1.788 to 1.821 18 1430 1960 2.890625 2.866 to 2.915 1.907813 1.892 to 1.924 19 1370 2150 3.046875 3.030 to 3.078 2.010938 2.000 to 2.031 20 1150 2050 3.203125 3.180 to 3.226 2.114063 2.099 to 2.129 21 1050 2150 3.359375 3.337 to 3.381 2.217188 2.203 to 2.232 22 2740 6490 3.515625 3.495 to 3.537 2.320313 2.307 to 2.334 23 1150 3160 3.671875 3.646 to 3.685 2.423438 2.407 to 2.432 24 1020 3320 3.838125 3.807 to 3.843 2.526563 2.512 to 2.536 25 1050 4120 3.984375 3.968 to 4.001 2.629688 2.619 to 2.640 26 221 1070 4.140625 4.130 to 4.158 2.732813 2.726 to 2.744 27 174 1070 4.296875 4.289 to 4.313 2.835938 2.830 to 2.846 28 169 1370 4.453125 4.441 to 4.461 2.939063 2.931 to 2.944 29 100 1180 4.609375 4.602 to 4.617 3.042188 3.037 to 3.047 30 137 2800 4.765625 4.762 to 4.771 3.145313 3.143 to 3.149 31 137 8660 4.921875 4.921 to 4.924 3.248438 3.248 to 3.250 Select standard 1% tolerance resistor values that most In two-wire bus systems, the master issues the Address closely match the ideal resistor values. Table 1 shows Byte immediately following a Start Bit. The first seven bits recommended values for each of the code segments. For contain the address of the slave device being targeted by code 00, RTOP=8660Ω, RBOTTOM=137Ω. This yields a the master. If the first two MSB’s are 1’s, and the next 5 bits voltage of 77.87mV. Resistors must be placed close to the match the output of the LTC4302’s 5-bit address A/D, an LTC4302’s VCC, GND and ADDRESS pins. Care must also address match occurs, and the LTC4302 acknowledges be taken to minimize capacitance on ADDRESS. the Address Byte and continues communicating with the sn430212 430212fs 10