HA1457 Upgrade Adapter – 140901
The HA1457 op amp is a single-channel op amp in an 8-pin SIL (single inline) package that was produced by Hitachi for use in hi-fi audio. The BrownDog 140901 adapter replaces HA1457 (and HA12017) op amps with modern single-channel op amps in either the SOIC-8 or DIP8 package. Available with an 8-pin DIP socket or an OPA604 single-channel audio op amp installed.
$4.99 – $20.00
Specifications:
- Maps the pins from one conventional single-channel op amp to the pinout for a HA1457 or HA12017 op amp.
- Land patterns for SOIC-8 (0.050 in. = 1.27mm pin pitch) and 8-pin DIP (0.1 in. = 2.54mm pin pitch) single-channel op amps on the top surface.
- Pad for optional 1206 bypass capacitor between power voltage rails.
- Adapter footprint is 8-pin SIL with pins on a 0.1 in. pin pitch in a single row.
- Board dimensions: 800 mil by 550 mil
- Pins extend 0.25 in. from bottom edge; cut to fit.
- Tg 130, FR-4 laminate
- ENIG surface finish
- RoHS-compliant
- Low loss traces: 15 mil minimum trace width
- Made in USA of domestic and foreign components.
- Download schematic.
| Weight | 0.05 oz |
|---|---|
| Dimensions | 0.8 × 0.8 × 0.3 in |
| Base Part Number | 140901 |
| Input Device | DIP-8, SOIC-8 |
| Adapter Footprint | SIP-8 |
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