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ICL3232CVZ 数据表(PDF) 14 Page - Renesas Technology Corp |
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ICL3232CVZ 数据表(HTML) 14 Page - Renesas Technology Corp |
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14 / 28 page ![]() ICL3221, ICL3222, ICL3223, ICL3232, ICL3241, ICL3243 FN4805 Rev 22.00 Page 14 of 28 September 1, 2015 Interconnection with 3V and 5V Logic The ICL32XX directly interface with 5V CMOS and TTL logic families. Nevertheless, with the ICL32XX at 3.3V, and the logic supply at 5V, AC, HC, and CD4000 outputs can drive ICL32XX inputs, but ICL32XX outputs do not reach the minimum VIH for these logic families. See Table 4 for more information. TABLE 4. LOGIC FAMILY COMPATIBILITY WITH VARIOUS SUPPLY VOLTAGES SYSTEM POWER-SUPPLY VOLTAGE (V) VCC SUPPLY VOLTAGE (V) COMPATIBILITY 3.3 3.3 Compatible with all CMOS families. 5 5 Compatible with all TTL and CMOS logic families. 5 3.3 Compatible with ACT and HCT CMOS, and with TTL. ICL32XX outputs are incompatible with AC, HC, and CD4000 CMOS inputs. Typical Performance Curves VCC = 3.3V, TA = 25°C FIGURE 13. TRANSMITTER OUTPUT VOLTAGE vs LOAD CAPACITANCE FIGURE 14. SLEW RATE vs LOAD CAPACITANCE FIGURE 15. SUPPLY CURRENT vs LOAD CAPACITANCE WHEN TRANSMITTING DATA FIGURE 16. SUPPLY CURRENT vs LOAD CAPACITANCE WHEN TRANSMITTING DATA -6 -4 -2 0 2 4 6 1000 2000 3000 4000 5000 0 LOAD CAPACITANCE (pF) 1 TRANSMITTER AT 250kbps VOUT+ VOUT - 1 OR 2 TRANSMITTERS AT 30kbps LOAD CAPACITANCE (pF) 0 1000 2000 3000 4000 5000 5 10 15 20 25 +SLEW -SLEW 0 5 10 15 20 25 30 45 35 40 0 1000 2000 3000 4000 5000 LOAD CAPACITANCE (pF) 20kbps 250kbps 120kbps ICL3221 0 5 10 15 20 25 30 45 35 40 0 1000 2000 3000 4000 5000 LOAD CAPACITANCE (pF) 20kbps 250kbps 120kbps ICL3222 - ICL3232 |
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