MC74HC/HCT485XA
Analog Multiplexer/DemultiplexerThe MC74HC/HCT485XA is a analog multiplexer/demultiplexer. View the full MC74HC/HCT485XA datasheet below including electrical characteristics, absolute maximum ratings.
Category
Analog Multiplexer/Demultiplexer
Overview
Part: MC74HC4851A, MC74HC4852A, MC74HCT4851A, MC74HCT4852A
Type: Analog Multiplexers/Demultiplexers
Description: These devices are pin-compatible analog multiplexers/demultiplexers featuring injection current effect control, making them suitable for automotive applications where input signals may exceed the supply voltage range without affecting the enabled analog channel. The MC74HC/HCT4851A is a single-pole, 8-position device, while the MC74HC/HCT4852A is a double-pole, 4-position device.
Operating Conditions:
- Supply voltage: 2.0 to 6.0 V (HC), 4.5 to 5.5 V (HCT)
- Operating temperature: -55 to +125 °C
- Static or Dynamic Voltage Across Switch (VIO*): 1.2 V
Absolute Maximum Ratings:
- Max supply voltage: 6.5 V
- Max input current, per pin: ±25 mA
- Max junction temperature: +150 °C
Key Specs:
- Max 'ON' Resistance (R_on): 1800 Ω (MC74HC4851A/4852A, VCC=2.0V, 125°C)
- Max Input Leakage Current (I_in): ±1.0 μA (digital pins, VCC=6.0V or 5.5V, 125°C)
- Max Quiescent Supply Current (I_CC): 40 μA (per package, VCC=6.0V or 5.5V, 125°C)
- Max Off-Channel Leakage Current (I_off): ±0.1 μA (VCC=6.0V or 5.5V, 125°C)
- Max Propagation Delay, Analog Input to Analog Output: 200 ns (MC74HC4851A/4852A, VCC=2.0V, 125°C)
- Max Input Capacitance (Digital Pins): 10 pF
- Max Shift of Output Voltage of Enabled Analog Channel (V D out): 20 mV (I in * ≤ 10 mA, R S ≤ 20 kΩ, VCC=5V, 125°C)
Features:
- Pin Compatible to HC405X and MC1405XB Devices
- Injection Current Cross-Coupling Less than 1 mV/mA
- Power Supply Range 2.0 to 6.0 V (HC), 4.5 to 5.5 V (HCT)
- Chip Complexity: 154 FETs or 36 Equivalent Gates
- In Compliance With the Requirements of JEDEC Standard No. 7 A
- -Q Suffix for Automotive and Other Applications Requiring Unique Site and Control Change Requirements; AEC-Q100 Qualified and PPAP Capable
- These Devices are Pb-Free, Halogen Free and are RoHS Compliant
Applications:
- Automotive applications
Package:
- SOIC-16
- TSSOP-16
- QFN-16
Features
- Pin Compatible to HC405X and MC1405XB Devices
- Injection Current Cross -Coupling Less than 1 mV/mA (See Figure 10)
- Power Supply Range 2.0 to 6.0 V (HC), 4.5 to 5.5 V (HCT)
- Chip Complexity: 154 FETs or 36 Equivalent Gates
- In Compliance With the Requirements of JEDEC Standard No. 7 A
- -Q Suffix for Automotive and Other Applications Requiring Unique Site and Control Change Requirements; AEC -Q100 Qualified and PPAP Capable
- These Devices are Pb -Free, Halogen Free and are RoHS Compliant
SOIC -16 D SUFFIX CASE 751B
TSSOP -16 DT SUFFIX
CASE 948F
SOIC -16 WIDE DW SUFFIX CASE 751G
1
QFN16 MN SUFFIX CASE 485AW
Electrical Characteristics
| V CC | Guaranteed Limit | Guaranteed Limit | Guaranteed Limit | |||
|---|---|---|---|---|---|---|
| Symbol | Parameter | Condition | V | - 55 to 25 ° C | ≤ 85 ° C | ≤ 125 ° C |
| V IH | Minimum High - Level Input Voltage, Channel - Select or Enable Inputs | R on = Per Spec | 2.0 3.0 4.5 6.0 | 1.50 2.10 3.15 4.20 | 1.50 2.10 3.15 4.20 | 1.50 2.10 3.15 4.20 |
| V IL | Maximum Low - Level Input Voltage, Channel - Select or Enable Inputs | R on = Per Spec | 2.0 3.0 4.5 6.0 | 0.50 0.90 1.35 1.80 | 0.50 0.90 1.35 1.80 | 0.50 0.90 1.35 1.80 |
| I in | Maximum Input Leakage Current on Digital Pins (Enable/A/B/C) | V in = V CC or GND | 6.0 | ± 0.1 | ± 1.0 | ± 1.0 |
| I CC | Maximum Quiescent Supply Current (per Package) | V in(digital) = V CC or GND V in(analog) = GND | 6.0 | 2 | 20 | 40 |
Product parametric performance is indicated in the Electrical Characteristics for the listed test conditions, unless otherwise noted. Product performance may not be indicated by the Electrical Characteristics if operated under different conditions.
Absolute Maximum Ratings
| Symbol | Parameter | Parameter | Value | Unit |
|---|---|---|---|---|
| V CC | DC Supply Voltage | DC Supply Voltage | - 0.5 to +6.5 | V |
| V IN | DC Input Voltage | DC Input Voltage | - 0.5 to V CC +0.5 | V |
| I IN | DC Input Current, per Pin | DC Input Current, per Pin | ± 25 | mA |
| I CC | DC Supply Current, V CC and GND Pins | DC Supply Current, V CC and GND Pins | ± 50 | mA |
| I IK | Input Clamp Current (V IN < 0 or V IN > V CC ) | Input Clamp Current (V IN < 0 or V IN > V CC ) | ± 20 | mA |
| I OK | Output Clamp Current (V OUT < 0 or V OUT > V CC ) | Output Clamp Current (V OUT < 0 or V OUT > V CC ) | ± 20 | mA |
| T STG | Storage Temperature Range | Storage Temperature Range | - 65 to +150 | ° C |
| T L | Lead Temperature, 1 mmfrom Case for 10 secs | Lead Temperature, 1 mmfrom Case for 10 secs | 260 | ° C |
| T J | Junction Temperature Under Bias | Junction Temperature Under Bias | +150 | ° C |
| q JA | Thermal Resistance (Note 1) | SOIC - 16 QFN16 TSSOP - 16 | 126 118 159 | ° C/W |
| P D | Power Dissipation in Still Air at 25 ° C | SOIC - 16 QFN16 TSSOP - 16 | 995 1062 787 | mW |
| MSL | Moisture Sensitivity | Moisture Sensitivity | Level 1 | - |
| F R | Flammability Rating | Oxygen Index: 28 to 34 | UL 94 V - 0 @0.125 in | - |
| V ESD | ESD Withstand Voltage (Note 2) | Human Body Model Charged Device Model | > 2000 N/A | V |
Stresses exceeding those listed in the Maximum Ratings table may damage the device. If any of these limits are exceeded, device functionality should not be assumed, damage may occur and reliability may be affected.
-
Measured with minimum pad spacing on an FR4 board, using 76 mm -by -114 mm, 2 -ounce copper trace no air flow per JESD51 -7.
-
HBM tested to EIA / JESD22 -A114 -A. CDM tested to JESD22 -C101 -A. JEDEC recommends that ESD qualification to EIA/JESD22 -A115A (Machine Model) be discontinued.
Recommended Operating Conditions
| Symbol | Parameter | Max | Unit | |
|---|---|---|---|---|
| MC74HC | ||||
| V CC | DC Supply Voltage (Referenced to GND) | 6.0 | V | |
| V IN | DC Input Voltage - Any Pin (Referenced to GND) | V CC | V | |
| V IO* | Static or Dynamic Voltage Across Switch | 1.2 | V | |
| T A | Operating Free - Air Temperature | +125 | ° C | |
| t r , t f | Input Rise or Fall Time MC74HCT | V CC = 2.0 V V CC = 4.5 V V CC = 6.0 V | 1000 500 400 | ns |
| V CC | DC Supply Voltage (Referenced to GND) | 5.5 | V | |
| V IN | DC Input Voltage - Any Pin (Referenced to GND) | V CC | V | |
| V IO* | Static or Dynamic Voltage Across Switch | 1.2 | V | |
| T A | Operating Free - Air Temperature | +125 | ° C | |
| t r , t f | Input Rise or Fall Time | V CC = 4.5 V | 500 | ns |
Functional operation above the stresses listed in the Recommended Operating Ranges is not implied. Extended exposure to stresses beyond the Recommended Operating Ranges limits may affect device reliability.
- Unused inputs must always be tied to an appropriate logic voltage level (e.g., either GND or VCC). Unused outputs must be left open.
Related Variants
The following components are covered by the same datasheet.
| Part Number | Manufacturer | Package |
|---|---|---|
| C485974 | onsemi | — |
| MC74HC4851A | — | — |
| MC74HC4852A | — | — |
| MC74HCT4851A | — | — |
| MC74HCT4852A | — | — |
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