Features
- Complies with JEDEC standard no. 7A
- Input levels:
- For 74HC138: CMOS level
- For 74HCT138: TTL level
- Demultiplexing capability
- Multiple input enable for easy expansion
- Ideal for memory chip select decoding
- Active LOW mutually exclusive outputs
- ESD protection:
- HBM JESD22-A114F exceeds 2000 V
- MM JESD22-A115-A exceeds 200 V
- Multiple package options
- Specified from ‑40 °C to +85 °C and from ‑40 °C to +125 °C
Target applications
Parametrics
Type number | Product status | VCC (V) | Logic switching levels | Output drive capability (mA) | tpd (ns) | Power dissipation considerations | Tamb (°C) | Rth(j-a) (K/W) | Ψth(j-top) (K/W) | Rth(j-c) (K/W) | Package name |
---|---|---|---|---|---|---|---|---|---|---|---|
74HC138PW | Production | 2.0 - 6.0 | CMOS | ± 5.2 | 12 | low | -40~125 | 125 | 4.7 | 55.5 | TSSOP16 |
Package
Type number | Orderable part number, (Ordering code (12NC)) | Status | Marking | Package | Outline version | Reflow-/Wave soldering | Packing |
---|---|---|---|---|---|---|---|
74HC138PW | 74HC138PW,118 ( 9351 743 80118 ) | Active | HC138 | ![]() TSSOP16 (SOT403-1) | SOT403-1 | SSOP-TSSOP-VSO-WAVE | Reel 13" Q1/T1 |
74HC138PW,112 ( 9351 743 80112 ) | Active | HC138 | Bulk Pack |
Quality, reliability & chemical content
Type number | Orderable part number | Chemical content | RoHS / RHF | EFR | IFR | MTBF (hour) | MSL | MSL leadfree |
---|---|---|---|---|---|---|---|---|
74HC138PW | 74HC138PW,118 | 74HC138PW | ![]() ![]() | 84.9 | 6.62 | 1.51E8 | 1 | 1 |
74HC138PW | 74HC138PW,112 | 74HC138PW | ![]() ![]() | 84.9 | 6.62 | 1.51E8 | 1 | 1 |
Documentation (7)
File name | Title | Type | Date |
---|---|---|---|
74HC_HCT138 | 3-to-8 line decoder/demultiplexer; inverting | Data sheet | 2018-03-26 |
AN11044 | Pin FMEA 74HC/74HCT family | Application note | 2019-01-09 |
hc | hc Spice model | SPICE model | 2013-05-06 |
HCT_USER_GUIDE | HC/T User Guide | User manual | 1997-10-31 |
SSOP-TSSOP-VSO-WAVE | Footprint for wave soldering | Wave soldering | 2009-10-08 |
SOT403-1_118 | TSSOP16; Reel pack; SMD, 13" Q1/T1 Standard product orientation Orderable part number ending ,118 or J Ordering code (12NC) ending 118 | Packing | 2013-04-08 |
SOT403-1 | plastic, thin shrink small outline package; 16 leads; 5 mm x 4.4 mm x 1.1 mm body | Outline drawing | 2018-11-14 |
Support
If you are in need of design/technical support, let us know and fill in the answer form, we'll get back to you shortly.
Models
File name | Title | Type | Date |
---|---|---|---|
hc | hc Spice model | SPICE model | 2013-05-06 |
Ordering, pricing & availability
Type number | Orderable part number | Ordering code (12NC) | Packing | Buy online |
---|---|---|---|---|
74HC138PW | 74HC138PW,118 | 935174380118 | Reel 13" Q1/T1 | Order product |
74HC138PW | 74HC138PW,112 | 935174380112 | Bulk Pack | Order product |
Sample
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