
SN74HC4851D
Active5-V, 8:1, 1-CHANNEL ANALOG MULTIPLEXER WITH INJECTION-CURRENT EFFECT CONTROL

SN74HC4851D
Active5-V, 8:1, 1-CHANNEL ANALOG MULTIPLEXER WITH INJECTION-CURRENT EFFECT CONTROL
Description
General part information
74HC4851 Series
This eight-channel CMOS analog multiplexer/demultiplexer is terminal compatible with the function of the ’4051 device, and features injection-current effect control, which has excellent value in automotive applications where voltages in excess of normal supply voltages are common.
The injection-current effect control allows signals at disabled analog input channels to exceed the supply voltage without affecting the signal of the enabled analog channel. This feature eliminates the need for external diode/resistor networks typically used to keep the analog channel signals within the supply-voltage range.
This eight-channel CMOS analog multiplexer/demultiplexer is terminal compatible with the function of the ’4051 device, and features injection-current effect control, which has excellent value in automotive applications where voltages in excess of normal supply voltages are common.
Technical Specifications
Parameters and characteristics for this part
| Specification | SN74HC4851D |
|---|---|
| Channel Capacitance (CD(off)) | 22 pF |
| Channel Capacitance (CS(off)) | 22 pF |
| Channel-to-Channel Matching (ΔRon) | 3 Ohm |
| Current - Leakage (Max) | 200 nA |
| Demultiplexer Outputs | 1 |
| Mounting Type | Surface Mount |
| Multiplexer Inputs | 8 |
| Number of Circuits | 1 |
| On-State Resistance (Max) | 195 Ohm |
| Operating Temperature (Max) | 125 °C |
| Operating Temperature (Min) | -40 °C |
| Package Length | 0.154 in |
| Package Name | 16-SOIC |
| Package Width | 3.9 mm |
| Switch Time Toff (Max) | 78 ns |
| Switch Time Ton (Max) | 78 ns |
| Voltage - Supply, Single (V+) (Maximum) | 6 V |
| Voltage - Supply, Single (V+) (Minimum) | 2 V |
Pricing
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