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MM74HC08M

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by adom

onsemi Gates, SOIC-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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MM74HC08M

onsemi · Gates · SOIC-14

MM74HC08M from onsemi, in a SOIC-14. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 A1 input Gate 1 input A; inputs are clamped to VCC and ground, max input current ±1.0µA at VCC = 6.0V over -40°C to 85°C.
2 B1 input Gate 1 input B; inputs are clamped to VCC and ground, max input current ±1.0µA at VCC = 6.0V over -40°C to 85°C.
3 Y1 output Gate 1 buffered output (A1 AND B1), drives 10 LS-TTL loads, with max DC output current of ±25mA per pin.
4 A2 input Gate 2 input A; inputs are clamped to VCC and ground, max input current ±1.0µA at VCC = 6.0V over -40°C to 85°C.
5 B2 input Gate 2 input B; inputs are clamped to VCC and ground, max input current ±1.0µA at VCC = 6.0V over -40°C to 85°C.
6 Y2 output Gate 2 buffered output (A2 AND B2), drives 10 LS-TTL loads, with max DC output current of ±25mA per pin.
7 GND power_in Ground reference (0V) for the device; max DC VCC or GND current is ±50mA.
8 Y3 output Gate 3 buffered output (A3 AND B3), drives 10 LS-TTL loads, with max DC output current of ±25mA per pin.
9 A3 input Gate 3 input A; inputs are clamped to VCC and ground, max input current ±1.0µA at VCC = 6.0V over -40°C to 85°C.
10 B3 input Gate 3 input B; inputs are clamped to VCC and ground, max input current ±1.0µA at VCC = 6.0V over -40°C to 85°C.
11 Y4 output Gate 4 buffered output (A4 AND B4), drives 10 LS-TTL loads, with max DC output current of ±25mA per pin.
12 A4 input Gate 4 input A; inputs are clamped to VCC and ground, max input current ±1.0µA at VCC = 6.0V over -40°C to 85°C.
13 B4 input Gate 4 input B; inputs are clamped to VCC and ground, max input current ±1.0µA at VCC = 6.0V over -40°C to 85°C.
14 VCC power_in Positive supply voltage, recommended 2V to 6V (absolute maximum -0.5 to +7.0V).

Key specifications

Parameter Value
Manufacturer onsemi
Package SOIC-14
Category Logic ICs
Pins 14

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Supply Voltage VCC -0.5 7 V 3
DC Output Voltage VOUT -0.5 V -0.5 to VCC+0.5V 3
Clamp Diode Current IIK, IOK -20 20 mA ±20mA 3
DC Output Current, per pin IOUT -25 25 mA ±25mA 3
DC VCC or GND Current, per pin ICC -50 50 mA ±50mA 3
Storage Temperature Range TSTG -65 150 °C 3
Power Dissipation PD 600 mW Note 2 3
Power Dissipation, S.O. Package only PD 500 mW S.O. Package only 3
Lead Temperature TL 260 °C Soldering 10 seconds 3
Supply Voltage VCC 2 6 V 3
DC Input or Output Voltage VIN, VOUT 0 V 0 to VCC 3
Operating Temperature Range TA -40 85 °C 3
Input Rise or Fall Time tr, tf 1000 ns VCC = 2.0V 3
Input Rise or Fall Time tr, tf 500 ns VCC = 4.5V 3
Input Rise or Fall Time tr, tf 400 ns VCC = 6.0V 3
Minimum HIGH Level Input Voltage VIH 1.5 V VCC = 2.0V, TA = -40°C to 85°C 4
Minimum HIGH Level Input Voltage VIH 3.15 V VCC = 4.5V, TA = -40°C to 85°C 4
Minimum HIGH Level Input Voltage VIH 4.2 V VCC = 6.0V, TA = -40°C to 85°C 4
Maximum LOW Level Input Voltage VIL 0.5 V VCC = 2.0V, TA = -40°C to 85°C 4
Maximum LOW Level Input Voltage VIL 1.35 V VCC = 4.5V, TA = -40°C to 85°C 4
Maximum LOW Level Input Voltage VIL 1.8 V VCC = 6.0V, TA = -40°C to 85°C 4
Minimum HIGH Level Output Voltage VOH 1.9 2 V VCC = 2.0V, VIN = VIH, /IOUT/ ≤ 20µA, TA = -40°C to 85°C 4
Minimum HIGH Level Output Voltage VOH 4.4 4.5 V VCC = 4.5V, VIN = VIH, /IOUT/ ≤ 20µA, TA = -40°C to 85°C 4
Minimum HIGH Level Output Voltage VOH 5.9 6 V VCC = 6.0V, VIN = VIH, /IOUT/ ≤ 20µA, TA = -40°C to 85°C 4
Minimum HIGH Level Output Voltage VOH 3.84 4.2 V VCC = 4.5V, VIN = VIH, /IOUT/ ≤ 4.0mA, TA = -40°C to 85°C 4
Minimum HIGH Level Output Voltage VOH 5.34 5.7 V VCC = 6.0V, VIN = VIH, /IOUT/ ≤ 5.2mA, TA = -40°C to 85°C 4
Maximum LOW Level Output Voltage VOL 0 0.1 V VCC = 2.0V, VIN = VIH or VIL, /IOUT/ ≤ 20µA, TA = -40°C to 85°C 4
Maximum LOW Level Output Voltage VOL 0.2 0.33 V VCC = 4.5V, VIN = VIH or VIL, /IOUT/ ≤ 4.0mA, TA = -40°C to 85°C 4
Maximum Input Current IIN -1 1 µA VCC = 6.0V, VIN = VCC or GND, TA = -40°C to 85°C 4
Maximum Quiescent Supply Current ICC 2 20 µA VCC = 6.0V, VIN = VCC or GND, IOUT = 0µA, TA = -40°C to 85°C 4
Maximum Propagation Delay, Output HIGH-to-LOW tPHL 12 20 ns VCC = 5V, TA = 25°C, CL = 15pF, tr = tf = 6ns 5
Maximum Propagation Delay, Output LOW-to-HIGH tPLH 7 15 ns VCC = 5V, TA = 25°C, CL = 15pF, tr = tf = 6ns 5
Maximum Propagation Delay, Output HIGH-to-LOW tPHL 77 121 ns VCC = 2.0V, CL = 50pF, TA = 25°C 5
Maximum Propagation Delay, Output HIGH-to-LOW tPHL 15 24 ns VCC = 4.5V, CL = 50pF, TA = 25°C 5
Maximum Propagation Delay, Output HIGH-to-LOW tPHL 13 20 ns VCC = 6.0V, CL = 50pF, TA = 25°C 5
Maximum Propagation Delay, Output LOW-to-HIGH tPLH 30 90 ns VCC = 2.0V, CL = 50pF, TA = 25°C 5
Maximum Propagation Delay, Output LOW-to-HIGH tPLH 10 18 ns VCC = 4.5V, CL = 50pF, TA = 25°C 5
Maximum Propagation Delay, Output LOW-to-HIGH tPLH 8 15 ns VCC = 6.0V, CL = 50pF, TA = 25°C 5
Maximum Output Rise and Fall Time tTLH, tTHL 30 75 ns VCC = 2.0V, CL = 50pF, TA = 25°C 5
Maximum Output Rise and Fall Time tTLH, tTHL 8 15 ns VCC = 4.5V, CL = 50pF, TA = 25°C 5
Maximum Output Rise and Fall Time tTLH, tTHL 7 13 ns VCC = 6.0V, CL = 50pF, TA = 25°C 5
Maximum Propagation Delay, Output HIGH-to-LOW tPHL 175 ns VCC = 2.0V, CL = 50pF, TA = -40°C to 125°C (as printed) 5
Maximum Propagation Delay, Output HIGH-to-LOW tPHL 35 ns VCC = 4.5V, CL = 50pF, TA = -40°C to 125°C (as printed) 5
Maximum Propagation Delay, Output HIGH-to-LOW tPHL 30 ns VCC = 6.0V, CL = 50pF, TA = -40°C to 125°C (as printed) 5
Maximum Propagation Delay, Output LOW-to-HIGH tPLH 134 ns VCC = 2.0V, CL = 50pF, TA = -40°C to 125°C (as printed) 5
Maximum Propagation Delay, Output LOW-to-HIGH tPLH 27 ns VCC = 4.5V, CL = 50pF, TA = -40°C to 125°C (as printed) 5
Maximum Propagation Delay, Output LOW-to-HIGH tPLH 23 ns VCC = 6.0V, CL = 50pF, TA = -40°C to 125°C (as printed) 5
Maximum Output Rise and Fall Time tTLH, tTHL 110 ns VCC = 2.0V, CL = 50pF, TA = -40°C to 125°C (as printed) 5
Maximum Output Rise and Fall Time tTLH, tTHL 22 ns VCC = 4.5V, CL = 50pF, TA = -40°C to 125°C (as printed) 5
Maximum Output Rise and Fall Time tTLH, tTHL 19 ns VCC = 6.0V, CL = 50pF, TA = -40°C to 125°C (as printed) 5
Maximum Input Capacitance CIN 4 10 pF TA = 25°C and TA = -40°C to 125°C (as printed) 5
Power Dissipation Capacitance (per gate) CPD 38 pF 5

CAD (KiCad official)

  • Symbol: MM74HC08M
  • Footprint: Package_SO:SOIC-14_3.9x8.7mm_P1.27mm
  • 3D model: SOIC-14 (KiCad packages3D, STEP)
  • 3D model files: mm74hc08m-etched.step / mm74hc08m-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); mm74hc08m.step / mm74hc08m.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: onsemi datasheet (9 pp, sha256 a47f272265090245, retrieved 2026-10-23, tier: manufacturer)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text+vision), consensus claude-opus-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF