MAX14930FASE+ SOP SMD Digital Isolator for Avalon 1047 1066 Hashboard
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MAX14930FASE Digital Isolator for Avalon 1047 / 1066 / 821 Hashboard
The MAX14930FASE+ is a high-speed SOP SMD digital isolator used on Avalon 10 series and Avalon 821 hashboards for ASIC-chain signal isolation. 150 Mb/s data rate enables efficient, reliable communication between the control side and the hashboard's signal chain — fast enough for the timing-critical clock and command traffic.
Wide 1.71 V – 5.5 V dual supply range covers the dual-domain voltage architecture on Avalon hashboards. Capacitive-coupling technology delivers better noise immunity and longer service life than legacy optocoupler-based isolation, with default low-level outputs for clean power-up sequencing.
Typical Failure Modes Solved
- Hashboard fails to enumerate — broken signal-chain isolation on Avalon 1047/1066/821.
- Intermittent "missing chip" errors — degraded isolator dropping bits at 150 Mb/s.
- Hot-failure recovery — replace after thermal stress events.
- Production refurbishment — bulk isolator stock for Avalon rework lines.
MAX14930FASE Specifications
| Feature | Description |
|---|---|
| Part Number | MAX14930FASE+ |
| Function | Digital isolator (SOP SMD) |
| Technology | Capacitive coupling |
| Data Rate | 150 Mb/s |
| Supply Voltage Range | 1.71 V – 5.5 V (dual supply) |
| Default Output Level | Low |
| Compatible Boards | Avalon 10 series + Avalon 821 hashboards |
| Condition | Brand New |
FAQ — MAX14930FASE Isolator
Q: Capacitive vs magnetic vs optical isolation?
A: Capacitive (MAX14930) and magnetic (ADUM iCoupler) both outperform optical (optocouplers) on speed and lifetime. For Avalon-spec repair, stick with MAX14930.
Q: 150 Mb/s — overkill for Avalon hashboard?
A: No — the ASIC-chain command bus runs fast enough that lower-bandwidth isolators introduce timing errors. Match the OEM part.
Q: Bulk pricing?
A: Yes — email contact@lys-sz.com.
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Avalon repair shops stocking MAX14930FASE? Email contact@lys-sz.com for bulk pricing. Worldwide shipping from our Shenzhen warehouses.
Buying in bulk for a mining farm or repair shop?
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