component
74AHC138T16-13
Public Made by Adomby adom
Diodes Incorporated Signal Switches / Encoders & Decoders / Multiplexers, TSSOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
74AHC138T16-13
Diodes Incorporated · Signal Switches / Encoders & Decoders / Multiplexers · TSSOP-16
74AHC138T16-13 from Diodes Incorporated, in a TSSOP-16. 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 | A0 | input | Address input A0 is one bit of the three-bit binary weighted address and has Schmitt trigger action and accepts up to 5.5 V. |
| 2 | A1 | input | Address input A1 is one bit of the three-bit binary weighted address and has Schmitt trigger action and accepts up to 5.5 V. |
| 3 | A2 | input | Address input A2 is one bit of the three-bit binary weighted address and has Schmitt trigger action and accepts up to 5.5 V. |
| 4 | E1 | input | Active LOW enable input 1; the enable state requires E1 and E2 asserted low together with E3 asserted high. |
| 5 | E2 | input | Active LOW enable input 2; the enable state requires E1 and E2 asserted low together with E3 asserted high. |
| 6 | E3 | input | Active HIGH enable input 3; the enable state requires E3 asserted high together with E1 and E2 asserted low. |
| 7 | Y7 | output | Active LOW output 7; all outputs are high when the device is disabled. |
| 8 | GND | power_in | Ground reference pin for the device. |
| 9 | Y6 | output | Active LOW output 6; all outputs are high when the device is disabled. |
| 10 | Y5 | output | Active LOW output 5; all outputs are high when the device is disabled. |
| 11 | Y4 | output | Active LOW output 4; all outputs are high when the device is disabled. |
| 12 | Y3 | output | Active LOW output 3; all outputs are high when the device is disabled. |
| 13 | Y2 | output | Active LOW output 2; all outputs are high when the device is disabled. |
| 14 | Y1 | output | Active LOW output 1; all outputs are high when the device is disabled. |
| 15 | Y0 | output | Active LOW output 0; all outputs are high when the device is disabled. |
| 16 | Vcc | power_in | Supply voltage pin; the recommended supply range is 2.0 V to 5.5 V. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Diodes Incorporated |
| Package | TSSOP-16 |
| Category | Logic ICs |
| Pins | 16 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Human Body Model ESD Protection | ESD HBM | 2 | KV | 4 | |||
| Charged Device Model ESD Protection | ESD CDM | 1 | KV | 4 | |||
| Machine Model ESD Protection | ESD MM | 200 | V | 4 | |||
| Supply Voltage Range | VCC | -0.5 | 7 | V | 4 | ||
| Input Voltage Range | VI | -0.5 | 7 | V | 4 | ||
| Voltage applied to output in high or low state | Vo | -0.3 | V | Upper limit VCC +0.5 V | 4 | ||
| Input Clamp Current | IIK | -20 | mA | VI < -0.5V | 4 | ||
| Output Clamp Current | IOK | -20 | mA | VO < -0.5V | 4 | ||
| Output Clamp Current | IOK | 20 | mA | VO > VCC +0.5 V | 4 | ||
| Continuous output current | IO | -25 | 25 | mA | 4 | ||
| Continuous current through VCC | ICC | 75 | mA | 4 | |||
| Continuous current through GND | IGND | -75 | mA | 4 | |||
| Operating Junction Temperature | TJ | -40 | 150 | °C | 4 | ||
| Storage Temperature | TSTG | -65 | 150 | °C | 4 | ||
| Total Power Dissipation | PTOT | 500 | mW | 4 | |||
| Supply Voltage | VCC | 2 | 5.5 | V | 4 | ||
| Input Voltage | VI | 0 | 5.5 | V | 4 | ||
| Output Voltage | VO | 0 | V | Active mode; upper limit VCC | 4 | ||
| Input transition rise or fall rate | t/V | 100 | ns/V | VCC = 3.0 V ± 0.3 V | 4 | ||
| Input transition rise or fall rate | t/V | 20 | ns/V | VCC = 5.0 V ± 0.5 V | 4 | ||
| Operating free-air temperature | TA | -40 | 125 | °C | 4 | ||
| High-level Input Voltage | VIH | 1.5 | V | VCC = 2.0V; TA = +25°C | 5 | ||
| High-level Input Voltage | VIH | 2.1 | V | VCC = 3.0V; TA = +25°C | 5 | ||
| High-level Input Voltage | VIH | 3.85 | V | VCC = 5.5V; TA = +25°C | 5 | ||
| Low-level input voltage | VIL | 0.5 | V | VCC = 2.0V; TA = +25°C | 5 | ||
| Low-level input voltage | VIL | 0.9 | V | VCC = 3.0V; TA = +25°C | 5 | ||
| Low-level input voltage | VIL | 1.65 | V | VCC = 5.5V; TA = +25°C | 5 | ||
| High Level Output Voltage | VOH | 1.9 | 2 | V | IOH = -50 μA; VCC = 2.0V; TA = +25°C | 5 | |
| High Level Output Voltage | VOH | 2.9 | 3 | V | IOH = -50 μA; VCC = 3.0V; TA = +25°C | 5 | |
| High Level Output Voltage | VOH | 4.4 | 4.5 | V | IOH = -50 μA; VCC = 4.5V; TA = +25°C | 5 | |
| High Level Output Voltage | VOH | 2.58 | V | IOH = -4 mA; VCC = 3.0V; TA = +25°C | 5 | ||
| High Level Output Voltage | VOH | 3.94 | V | IOH = -8 mA; VCC = 4.5V; TA = +25°C | 5 | ||
| Low-level Output Voltage | VOL | 0.1 | V | IOL = 50 μA; VCC = 2.0V; TA = +25°C | 5 | ||
| Low-level Output Voltage | VOL | 0.36 | V | IOL = 4 mA; VCC = 3.0V; TA = +25°C | 5 | ||
| Input Current | II | 0.1 | μA | VI = GND or 5.5 V; VCC = 5.5V; TA = +25°C | 5 | ||
| Supply Current | ICC | 4 | 40 | μA | VI = GND or VCC; IO = 0 A; VCC = 5.5V; TA = +25°C | 5 | |
| Input Capacitance | Ci | 4 | 10 | pF | Vi = VCC or GND; VCC = 5.5V; TA = +25°C | 5 | |
| High Level Output Voltage | VOH | 3.7 | V | IOH = -8 mA; VCC = 4.5V; TA = -40°C to +125°C | 5 | ||
| High Level Output Voltage | VOH | 2.4 | V | IOH = -4 mA; VCC = 3.0V; TA = -40°C to +125°C | 5 | ||
| Low-level Output Voltage | VOL | 0.55 | V | IOL = 4 mA; VCC = 3.0V; TA = -40°C to +125°C | 5 | ||
| Input Current | II | -2 | 2 | μA | VI = GND or 5.5 V; VCC = 5.5V; TA = -40°C to +125°C | 5 | |
| Supply Current | ICC | 80 | μA | VI = GND or VCC; IO = 0 A; VCC = 5.5V; TA = -40°C to +125°C | 5 | ||
| Propagation Delay An to Yn | tPD | 0.5 | 4.4 | 8 | ns | Figure 2; CL = 15 pF; VCC = 3.0 V to 3.6V; TA = +25°C | 5 |
| Propagation Delay An to Yn | tPD | 0.5 | 3 | 5.5 | ns | Figure 2; CL = 15 pF; VCC = 4.5 V to 5.5 V; TA = +25°C | 5 |
| Propagation Delay An to Yn | tPD | 0.5 | 6.2 | 11.5 | ns | Figure 2; CL = 50 pF; VCC = 3.0 V to 3.6V; TA = +25°C | 5 |
| Propagation Delay An to Yn | tPD | 0.5 | 4.3 | 7.5 | ns | Figure 2; CL = 50 pF; VCC = 4.5 V to 5.5 V; TA = +25°C | 5 |
| Propagation Delay E3 to Yn | tPD | 0.5 | 4.7 | 8 | ns | Figure 2; CL = 15 pF; VCC = 3.0 V to 3.6V; TA = +25°C | 5 |
| Propagation Delay E3 to Yn | tPD | 0.5 | 3.3 | 5.1 | ns | Figure 2; CL = 15 pF; VCC = 4.5 V to 5.5 V; TA = +25°C | 5 |
| Propagation Delay E3 to Yn | tPD | 0.5 | 6.8 | 11.5 | ns | Figure 2; CL = 50 pF; VCC = 3.0 V to 3.6V; TA = +25°C | 5 |
| Propagation Delay E3 to Yn | tPD | 0.5 | 4.7 | 7.1 | ns | Figure 2; CL = 50 pF; VCC = 4.5 V to 5.5 V; TA = +25°C | 5 |
| Propagation Delay En to Yn | tPD | 0.5 | 6.7 | 9.7 | ns | Figure 2; CL = 15 pF; VCC = 3.0 V to 3.6V; TA = +25°C | 5 |
| Propagation Delay En to Yn | tPD | 0.5 | 4.8 | 6.8 | ns | Figure 2; CL = 15 pF; VCC = 4.5 V to 5.5 V; TA = +25°C | 5 |
| Propagation Delay En to Yn | tPD | 0.5 | 9.6 | 13.2 | ns | Figure 2; CL = 50 pF; VCC = 3.0 V to 3.6V; TA = +25°C | 5 |
| Propagation Delay En to Yn | tPD | 0.5 | 6.8 | 8.8 | ns | Figure 2; CL = 50 pF; VCC = 4.5 V to 5.5 V; TA = +25°C | 5 |
CAD (KiCad official)
- Symbol:
74AHC138T16-13 - Footprint:
Package_SO:TSSOP-16_4.4x5mm_P0.65mm - 3D model: TSSOP-16 (KiCad packages3D, STEP)
- 3D model files:
74ahc138t16-13-etched.step/74ahc138t16-13-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);74ahc138t16-13.step/74ahc138t16-13.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Diodes Incorporated datasheet (10 pp, sha256
c4fa6989a7fd5b47, retrieved 2026-10-27, tier: manufacturer) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-haiku-5-5(text), consensusclaude-sonnet-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).
# 74AHC138T16-13
**Diodes Incorporated** · Signal Switches / Encoders & Decoders / Multiplexers · TSSOP-16
74AHC138T16-13 from Diodes Incorporated, in a TSSOP-16. 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 | A0 | input | Address input A0 is one bit of the three-bit binary weighted address and has Schmitt trigger action and accepts up to 5.5 V. |
| 2 | A1 | input | Address input A1 is one bit of the three-bit binary weighted address and has Schmitt trigger action and accepts up to 5.5 V. |
| 3 | A2 | input | Address input A2 is one bit of the three-bit binary weighted address and has Schmitt trigger action and accepts up to 5.5 V. |
| 4 | E1 | input | Active LOW enable input 1; the enable state requires E1 and E2 asserted low together with E3 asserted high. |
| 5 | E2 | input | Active LOW enable input 2; the enable state requires E1 and E2 asserted low together with E3 asserted high. |
| 6 | E3 | input | Active HIGH enable input 3; the enable state requires E3 asserted high together with E1 and E2 asserted low. |
| 7 | Y7 | output | Active LOW output 7; all outputs are high when the device is disabled. |
| 8 | GND | power_in | Ground reference pin for the device. |
| 9 | Y6 | output | Active LOW output 6; all outputs are high when the device is disabled. |
| 10 | Y5 | output | Active LOW output 5; all outputs are high when the device is disabled. |
| 11 | Y4 | output | Active LOW output 4; all outputs are high when the device is disabled. |
| 12 | Y3 | output | Active LOW output 3; all outputs are high when the device is disabled. |
| 13 | Y2 | output | Active LOW output 2; all outputs are high when the device is disabled. |
| 14 | Y1 | output | Active LOW output 1; all outputs are high when the device is disabled. |
| 15 | Y0 | output | Active LOW output 0; all outputs are high when the device is disabled. |
| 16 | Vcc | power_in | Supply voltage pin; the recommended supply range is 2.0 V to 5.5 V. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Diodes Incorporated |
| Package | TSSOP-16 |
| Category | Logic ICs |
| Pins | 16 |
## Electrical characteristics
Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Human Body Model ESD Protection | ESD HBM | | | 2 | KV | | 4 |
| Charged Device Model ESD Protection | ESD CDM | | | 1 | KV | | 4 |
| Machine Model ESD Protection | ESD MM | | | 200 | V | | 4 |
| Supply Voltage Range | VCC | -0.5 | | 7 | V | | 4 |
| Input Voltage Range | VI | -0.5 | | 7 | V | | 4 |
| Voltage applied to output in high or low state | Vo | -0.3 | | | V | Upper limit VCC +0.5 V | 4 |
| Input Clamp Current | IIK | -20 | | | mA | VI < -0.5V | 4 |
| Output Clamp Current | IOK | -20 | | | mA | VO < -0.5V | 4 |
| Output Clamp Current | IOK | | | 20 | mA | VO > VCC +0.5 V | 4 |
| Continuous output current | IO | -25 | | 25 | mA | | 4 |
| Continuous current through VCC | ICC | | | 75 | mA | | 4 |
| Continuous current through GND | IGND | -75 | | | mA | | 4 |
| Operating Junction Temperature | TJ | -40 | | 150 | °C | | 4 |
| Storage Temperature | TSTG | -65 | | 150 | °C | | 4 |
| Total Power Dissipation | PTOT | | | 500 | mW | | 4 |
| Supply Voltage | VCC | 2 | | 5.5 | V | | 4 |
| Input Voltage | VI | 0 | | 5.5 | V | | 4 |
| Output Voltage | VO | 0 | | | V | Active mode; upper limit VCC | 4 |
| Input transition rise or fall rate | t/V | | | 100 | ns/V | VCC = 3.0 V ± 0.3 V | 4 |
| Input transition rise or fall rate | t/V | | | 20 | ns/V | VCC = 5.0 V ± 0.5 V | 4 |
| Operating free-air temperature | TA | -40 | | 125 | °C | | 4 |
| High-level Input Voltage | VIH | 1.5 | | | V | VCC = 2.0V; TA = +25°C | 5 |
| High-level Input Voltage | VIH | 2.1 | | | V | VCC = 3.0V; TA = +25°C | 5 |
| High-level Input Voltage | VIH | 3.85 | | | V | VCC = 5.5V; TA = +25°C | 5 |
| Low-level input voltage | VIL | | | 0.5 | V | VCC = 2.0V; TA = +25°C | 5 |
| Low-level input voltage | VIL | | | 0.9 | V | VCC = 3.0V; TA = +25°C | 5 |
| Low-level input voltage | VIL | | | 1.65 | V | VCC = 5.5V; TA = +25°C | 5 |
| High Level Output Voltage | VOH | 1.9 | 2 | | V | IOH = -50 μA; VCC = 2.0V; TA = +25°C | 5 |
| High Level Output Voltage | VOH | 2.9 | 3 | | V | IOH = -50 μA; VCC = 3.0V; TA = +25°C | 5 |
| High Level Output Voltage | VOH | 4.4 | 4.5 | | V | IOH = -50 μA; VCC = 4.5V; TA = +25°C | 5 |
| High Level Output Voltage | VOH | 2.58 | | | V | IOH = -4 mA; VCC = 3.0V; TA = +25°C | 5 |
| High Level Output Voltage | VOH | 3.94 | | | V | IOH = -8 mA; VCC = 4.5V; TA = +25°C | 5 |
| Low-level Output Voltage | VOL | | | 0.1 | V | IOL = 50 μA; VCC = 2.0V; TA = +25°C | 5 |
| Low-level Output Voltage | VOL | | | 0.36 | V | IOL = 4 mA; VCC = 3.0V; TA = +25°C | 5 |
| Input Current | II | | | 0.1 | μA | VI = GND or 5.5 V; VCC = 5.5V; TA = +25°C | 5 |
| Supply Current | ICC | | 4 | 40 | μA | VI = GND or VCC; IO = 0 A; VCC = 5.5V; TA = +25°C | 5 |
| Input Capacitance | Ci | | 4 | 10 | pF | Vi = VCC or GND; VCC = 5.5V; TA = +25°C | 5 |
| High Level Output Voltage | VOH | 3.7 | | | V | IOH = -8 mA; VCC = 4.5V; TA = -40°C to +125°C | 5 |
| High Level Output Voltage | VOH | 2.4 | | | V | IOH = -4 mA; VCC = 3.0V; TA = -40°C to +125°C | 5 |
| Low-level Output Voltage | VOL | | | 0.55 | V | IOL = 4 mA; VCC = 3.0V; TA = -40°C to +125°C | 5 |
| Input Current | II | -2 | | 2 | μA | VI = GND or 5.5 V; VCC = 5.5V; TA = -40°C to +125°C | 5 |
| Supply Current | ICC | | | 80 | μA | VI = GND or VCC; IO = 0 A; VCC = 5.5V; TA = -40°C to +125°C | 5 |
| Propagation Delay An to Yn | tPD | 0.5 | 4.4 | 8 | ns | Figure 2; CL = 15 pF; VCC = 3.0 V to 3.6V; TA = +25°C | 5 |
| Propagation Delay An to Yn | tPD | 0.5 | 3 | 5.5 | ns | Figure 2; CL = 15 pF; VCC = 4.5 V to 5.5 V; TA = +25°C | 5 |
| Propagation Delay An to Yn | tPD | 0.5 | 6.2 | 11.5 | ns | Figure 2; CL = 50 pF; VCC = 3.0 V to 3.6V; TA = +25°C | 5 |
| Propagation Delay An to Yn | tPD | 0.5 | 4.3 | 7.5 | ns | Figure 2; CL = 50 pF; VCC = 4.5 V to 5.5 V; TA = +25°C | 5 |
| Propagation Delay E3 to Yn | tPD | 0.5 | 4.7 | 8 | ns | Figure 2; CL = 15 pF; VCC = 3.0 V to 3.6V; TA = +25°C | 5 |
| Propagation Delay E3 to Yn | tPD | 0.5 | 3.3 | 5.1 | ns | Figure 2; CL = 15 pF; VCC = 4.5 V to 5.5 V; TA = +25°C | 5 |
| Propagation Delay E3 to Yn | tPD | 0.5 | 6.8 | 11.5 | ns | Figure 2; CL = 50 pF; VCC = 3.0 V to 3.6V; TA = +25°C | 5 |
| Propagation Delay E3 to Yn | tPD | 0.5 | 4.7 | 7.1 | ns | Figure 2; CL = 50 pF; VCC = 4.5 V to 5.5 V; TA = +25°C | 5 |
| Propagation Delay En to Yn | tPD | 0.5 | 6.7 | 9.7 | ns | Figure 2; CL = 15 pF; VCC = 3.0 V to 3.6V; TA = +25°C | 5 |
| Propagation Delay En to Yn | tPD | 0.5 | 4.8 | 6.8 | ns | Figure 2; CL = 15 pF; VCC = 4.5 V to 5.5 V; TA = +25°C | 5 |
| Propagation Delay En to Yn | tPD | 0.5 | 9.6 | 13.2 | ns | Figure 2; CL = 50 pF; VCC = 3.0 V to 3.6V; TA = +25°C | 5 |
| Propagation Delay En to Yn | tPD | 0.5 | 6.8 | 8.8 | ns | Figure 2; CL = 50 pF; VCC = 4.5 V to 5.5 V; TA = +25°C | 5 |
## CAD (KiCad official)
- Symbol: `74AHC138T16-13`
- Footprint: `Package_SO:TSSOP-16_4.4x5mm_P0.65mm`
- 3D model: TSSOP-16 (KiCad packages3D, STEP)
- 3D model files: `74ahc138t16-13-etched.step` / `74ahc138t16-13-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `74ahc138t16-13.step` / `74ahc138t16-13.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Diodes Incorporated datasheet](https://www.diodes.com/assets/Datasheets/74AHC138T16-13.pdf) (10 pp, sha256 `c4fa6989a7fd5b47`, retrieved 2026-10-27, tier: manufacturer)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-5-5` (text), consensus `claude-sonnet-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](docs/74ahc138t16-13-datasheet.pdf)