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Contents

README

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MAX708CSA-HXY

HXY MOSFET · Supervisor And Reset ICs · SOP-8

MAX708CSA-HXY from HXY MOSFET, in a SOP-8. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 !MR input Manual reset input with internal 20kΩ (10-40kΩ) pull-up; pulling it low forces a reset, with VIH 2.0V min and VIL 0.8V max at 4.5V<VCC<5.5V.
2 VCC power_in Power supply input, operating range 1.1V/1.2V to 5.5V.
3 GND power_in Ground.
4 PFI input Inverting input of the internal 1.25V power-fail comparator (threshold 1.25V typ); connect to GND or VCC when unused.
5 !PFO output Output of the internal 1.25V power-fail comparator.
6 NC unconnected No connection.
7 !RESET output Active-low reset signal output, with 200ms typical reset pulse width.
8 RESET output Active-high reset signal output, the inverse of !RESET.

Key specifications

Parameter Value
Manufacturer HXY MOSFET
Package SOP-8
Category Power Management (PMIC)
Pins 8

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Supply voltage range (708xC, 813L row) VCC 1.1 5.5 V 706xC, 708xC, 813L 5
Supply voltage range (705/6/7/8xC row) VCC 1.2 5.5 V 705/6/7/8xC, 705/6/7/8xE 5
Supply current (VCC < 3.6V) ICC 50 140 µA VCC < 3.6V; MR = VCC, WDI open 5
Supply current (VCC < 5.5V) ICC 50 140 µA VCC < 5.5V; MR = VCC, WDI open 5
Reset threshold (706/708 4.40V type) VRT 4.25 4.4 4.5 V 706, 708 5
Reset threshold hysteresis 40 mV 5
RESET pulse width tRS 200 ms VCC = 5V 5
MR pulse width tMR 150 ns 4.5V < VCC < 5.5V 5
MR to RESET output delay tMD 250 ns 4.5V < VCC < 5.5V 6
MR input high threshold VIH 2 V 4.5V < VCC < 5.5V 6
MR input low threshold VIL 0.8 V 4.5V < VCC < 5.5V 6
MR input low threshold VIL 0.6 V VRST(MAX) < VCC < 4.5V 6
MR pull-up resistance RP 10 20 40 kΩ 6
RESET output low voltage VOL 0.4 V ISINK = 3.2mA, 4.5V < VCC < 5.5V 6
RESET output low voltage VOL 0.3 V ISINK = 1.2mA, VRST(MAX) < VCC < 4.5V 6
RESET output low voltage (708C) VOL 0.3 V SINK = 50µA, VCC = 1.1V 6
RESET output low voltage (707/708) VOL 0.4 V ISINK = 1.2mA 7
PFI input threshold (falling) 1.2 1.25 1.3 V PFI falling 8
PFI input current -25 0.01 25 nA 8
PFO output low voltage VOL 0.4 V ISINK = 3.2mA, 4.5V < VCC < 5.5V 8
PFO output low voltage VOL 0.3 V ISINK = 1.2mA, VRS(MAX) < VCC < 4.5V 8
Operating temperature range (C grade, 708CSA) 0 70 °C Commercial grade (C), SOP-8 package 16

CAD (KiCad official)

  • Symbol: MAX708CSA-HXY
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOP-8 (KiCad packages3D, STEP)
  • 3D model files: max708csa-hxy-etched.step / max708csa-hxy-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); max708csa-hxy.step / max708csa-hxy.glb are the bare package body.

Provenance

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

  • Datasheet: HXY MOSFET datasheet (20 pp, sha256 519b55ef659b3c93, retrieved 2026-10-19, tier: lcsc)
  • Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF