Datasheet LTC4312 (Analog Devices) - 5
| Hersteller | Analog Devices |
| Beschreibung | Pin-Selectable, 2-Channel, 2-Wire Multiplexer with Bus Buffers |
| Seiten / Seite | 20 / 5 — TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, VCC = 3.3V unless … |
| Dateiformat / Größe | PDF / 200 Kb |
| Dokumentensprache | Englisch |
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, VCC = 3.3V unless otherwise noted. ICC Enabled Current
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LTC4312
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, VCC = 3.3V unless otherwise noted. ICC Enabled Current ICC Disabled (ENABLE1-2 Low) Multiplexer Switch Resistance vs Supply Voltage Current vs Supply Voltage RMUX vs Temperature
8.0 3.0 10 VSDAIN, SCLIN = 0V V I SDAIN, SCLIN = 0V DS = 4mA 9 2.5 VCC2 = 3.3V 7.5 8 (Ω) (mA) (mA) 2.0 7 MUX VCC2 = 5V I CC I CC R 7.0 6 1.5 5 6.5 1.0 4 2 3 4 5 6 2 3 4 5 6 –50 –25 0 25 50 75 100 VCC (V) V TEMPERATURE (°C) CC (V) 4312 G01 4312 G02 4312 G03
Input to Output Offset Voltage Buffer High to Low Propagation vs Bus Current for Different Driven Buffer DC IOL vs Temperature Delay vs Output Capacitance Input Voltage Levels
10 250 350 VCC = VCC2 = 3.3V VCC = VCC2 = VDD, BUS = 5V VCC = VCC2 = VDD, BUS = 5V RBUS = 2.7kΩ 9 300 200 250 DRIVEN VSDAIN,SCLIN = 50mV 8 VSDAIN,SCLIN = 0.4V 150 200 100mV (mA) 7 (ns) (mV) I OL OS t PDF V 150 100 ≥200mV 6 VSDAOUT,SCLOUT = 0.4V 100 50 5 50 4 0 0 –50 –25 0 25 50 75 100 125 0 500 1000 1500 0 2 4 6 TEMPERATURE (°C) I C BUS (mA) 4312 G04 BUS (pF) 4312 G06 4312 G05
Output to Input Offset Voltage vs Bus Current for Different Rise Time Accelerator Current Driven Output Voltage Levels vs Temperature tRISE(30%–70%) vs CBUS
350 16 150 VCC = VCC2 = VDD, BUS = 5V VCC = VCC2 = VDD, BUS VCC = VCC2 = VDD, BUS VSDA,SCLtVDD,BUS ACC 300 = 0V ACC 125 14 = 0V CBUS = 400pF 250 5V R DRIVEN V BUS = 10k SDAOUT, SCLOUT = 50mV 100 12 200 5V (mV) (ns) (mA) 75 A OS 100mV V 150 I RT t RISE 3.3V 10 50 100 3.3V ≥ 200mV 8 50 25 0 6 0 0 2 4 6 –50 –25 0 25 50 75 100 0 200 400 600 800 IBUS (mA) TEMPERATURE (°C) CBUS (pF) 4312 G07 4312 G08 4312 G09 4312f 5
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, VCC = 3.3V unless otherwise noted. ICC Enabled Current ICC Disabled (ENABLE1-2 Low) Multiplexer Switch Resistance vs Supply Voltage Current vs Supply Voltage RMUX vs Temperature
8.0 3.0 10 VSDAIN, SCLIN = 0V V I SDAIN, SCLIN = 0V DS = 4mA 9 2.5 VCC2 = 3.3V 7.5 8 (Ω) (mA) (mA) 2.0 7 MUX VCC2 = 5V I CC I CC R 7.0 6 1.5 5 6.5 1.0 4 2 3 4 5 6 2 3 4 5 6 –50 –25 0 25 50 75 100 VCC (V) V TEMPERATURE (°C) CC (V) 4312 G01 4312 G02 4312 G03
Input to Output Offset Voltage Buffer High to Low Propagation vs Bus Current for Different Driven Buffer DC IOL vs Temperature Delay vs Output Capacitance Input Voltage Levels
10 250 350 VCC = VCC2 = 3.3V VCC = VCC2 = VDD, BUS = 5V VCC = VCC2 = VDD, BUS = 5V RBUS = 2.7kΩ 9 300 200 250 DRIVEN VSDAIN,SCLIN = 50mV 8 VSDAIN,SCLIN = 0.4V 150 200 100mV (mA) 7 (ns) (mV) I OL OS t PDF V 150 100 ≥200mV 6 VSDAOUT,SCLOUT = 0.4V 100 50 5 50 4 0 0 –50 –25 0 25 50 75 100 125 0 500 1000 1500 0 2 4 6 TEMPERATURE (°C) I C BUS (mA) 4312 G04 BUS (pF) 4312 G06 4312 G05
Output to Input Offset Voltage vs Bus Current for Different Rise Time Accelerator Current Driven Output Voltage Levels vs Temperature tRISE(30%–70%) vs CBUS
350 16 150 VCC = VCC2 = VDD, BUS = 5V VCC = VCC2 = VDD, BUS VCC = VCC2 = VDD, BUS VSDA,SCLtVDD,BUS ACC 300 = 0V ACC 125 14 = 0V CBUS = 400pF 250 5V R DRIVEN V BUS = 10k SDAOUT, SCLOUT = 50mV 100 12 200 5V (mV) (ns) (mA) 75 A OS 100mV V 150 I RT t RISE 3.3V 10 50 100 3.3V ≥ 200mV 8 50 25 0 6 0 0 2 4 6 –50 –25 0 25 50 75 100 0 200 400 600 800 IBUS (mA) TEMPERATURE (°C) CBUS (pF) 4312 G07 4312 G08 4312 G09 4312f 5