PIN-TO-PIN ALTERNATIVE
PY25Q128HA-SSH is a Chinese-manufactured pin-to-pin drop-in replacement for W25Q128JVSIQ (Winbond 华邦).
A PUYA with a richer security block and true QPI/DTR support - ideal where you also need OTP key storage.
PY25Q128HA-SSH — Alternative to W25Q128JVSIQ
PY25Q128HA-SSH from PUYA 普冉 is supplied by JTDZ Tech (Shenzhen Jingteng Electronics) as a cost-effective, short-lead-time alternative to the imported W25Q128JVSIQ (Winbond 华邦). Chinese-sourced semiconductors have moved well beyond "cheap substitute" status: the parts below are production-validated in industrial, automotive and consumer designs, and they remove both the allocation risk and the long lead times that come with imported.
Cross-Reference: W25Q128JVSIQ vs PY25Q128HA-SSH
| imported | This part (Chinese alternative) | |
|---|---|---|
| Part number | W25Q128JVSIQ | PY25Q128HA-SSH |
| Manufacturer | Winbond {BRAND} | PUYA 普冉 |
| Package | SOP-8 | SOP-8 |
| Pin Count | 8 | |
| Compatibility | — | Pin-to-Pin drop-in replacement |
| Supply & lead time | Frequently allocated, long lead times | Domestic stock, short lead time |
| Description | Memory/Logic Devices, 128 Mbit (16 MB), 2.7 V - 3.6 V, SOP-8 package. |
Key Specifications
| Capacity | 128 Mbit (16 MB) |
| Interface | X1 / X2 / X4 plus QPI and DTR modes |
| Max clock | 108 MHz |
| Supply | 2.7 V - 3.6 V |
| Security | 3 x 1024-byte security registers with OTP lock |
| Sleep current | 1 uA deep sleep / 15 uA standby |
| Retention | 20 years |
| Package | SOP-8 (also SOP-16, WSON-8, USON-8) |
What to check before substituting PY25Q128HA-SSH for W25Q128JVSIQ
- SOP-8 footprint is identical to W25Q128JVSIQ and pin definitions match, so no layout change is required.
- Security architecture is richer than Winbond's: three independent 1024-byte registers plus OTP lock, useful for storing keys, serial numbers or ESN data.
- QPI and DTR modes are supported, which Winbond's W25Q128JV does not offer - the extra throughput helps large map or firmware updates.
- As always, confirm the manufacturer ID and dummy cycles in firmware before volume production.
Typical Applications
- Battery-powered smart locks and sensors
- Smart appliance controllers
- IP cameras and wearables
- Applications needing secure key or ESN storage
Looking for the part?
We also stock the imported — compare both before you decide: W25Q128JVSIQ.
Why buy PY25Q128HA-SSH from JTDZ Tech
- and new parts from PUYA 普冉, with traceable date codes
- MOQ 1 pc, tier pricing for volume and BOM kitting
- Cross-reference and substitution support: send us your BOM and we will confirm pin-to-pin compatibility before you commit
- X-ray, visual inspection and third-party lab testing supported on request
- Quote within 2 business hours; export shipping to India, Vietnam, the Middle East and worldwide
Need PY25Q128HA-SSH, or still prefer the W25Q128JVSIQ? Send us your part list and target quantity — we will come back with pricing, stock and a compatibility confirmation within 2 business hours. Prices vary with quantity and market conditions, so the listed price is for reference only.
Genuine original parts guaranteed — traceable lot & date code, X-ray / visual inspection and third-party test supported before shipment.
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