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Contents

README

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P24C128D-SSH-MIR

PUYA · EEPROM · SOP-8

P24C128D-SSH-MIR from PUYA, in a SOP-8. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 E0 input Device slave-address setting bit 0. Hardwire to VCC or GND to set A0 of the 7-bit I2C slave address (allows up to 8 devices on one bus). If left floating, an internal pull-down forces this bit to 0.
2 E1 input Device slave-address setting bit 1. Hardwire to VCC or GND to set A1 of the 7-bit I2C slave address. If left floating, an internal pull-down forces this bit to 0.
3 E2 input Device slave-address setting bit 2. Hardwire to VCC or GND to set A2 of the 7-bit I2C slave address. If left floating, an internal pull-down forces this bit to 0.
4 GND power_in Ground reference for the device (0 V).
5 SDA bidirectional I2C serial data input/output. Open-drain, requires an external pull-up to VCC; can be wire-OR'd with other open-drain devices. Schmitt-triggered noise-suppressed input; output VOL <= 0.2 V at IOL = 1.5 mA (VCC = 1.7 V).
6 SCL input I2C serial clock input. Data is clocked in on the rising edge and clocked out on the falling edge. Supports up to 400 kHz below VCC = 2.5 V and up to 1 MHz from 2.5 V to 5.5 V.
7 WCB input Write control (active-low enable). Tie to GND to allow normal writes; tie to VCC to inhibit all writes to the memory array. Internally pulled down (5 M-ohm typ., 30 k-ohm max) so a floating pin defaults to write-enabled.
8 VCC power_in Supply voltage input. -MI grade: 1.7 V to 5.5 V, -40 C to +85 C. Standby current <= 1.0 uA (VCC = 3.3 V, 85 C); read current <= 400 uA; write current <= 1.6 mA.

Key specifications

Parameter Value
Manufacturer PUYA
Package SOP-8
Category Memory
Pins 8

Ordering variants

Same part, different packaging or reel option.

  • P24C128D-SSH-MIR

CAD (KiCad official)

  • Symbol: P24C128D-SSH-MIR
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOP-8 (KiCad packages3D, STEP)

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: PUYA datasheet (25 pp, sha256 4e7c982781c7caea, retrieved 2026-08-17, tier: lcsc)
  • Extractor: ds2sf (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF