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TLV1842 — аналоги и замены | Microbase
Главная/Прочие/Разное/TLV1842

TLV1842

Texas InstrumentsNeeds adaptationSOP8/MSOP8

Аналоги и замены (1)

OEM part number

TLV1842

Texas Instruments

Прочие · Разное

CN part number

RS8920

Run-IC

Прочие · Разное

Needs adaptationPin-to-PinSOP8/MSOP8
Dual channel comparatorpush-pullVCC 1.6-5.5Vpinout

Комментарии об отличиях

TLV1842 ↔ RS8920

TLV1842: dual comparator, VCC 1.6V-5.5V, tpd=720ns typ, ICC=6μA/channel (ultra-low power), Vos=±5mV max, internal hysteresis=4mV, input common-mode includes both rails, push-pull output, operating temp -40°C to 125°C. RS8920: ожидаемые параметры — tpd ~20ns, ICC ~200-350μA. Ключевое отличие: TLV1842 — nanopower (6μA), RS8920 — скорее всего high-speed (200μA+). При замене в nanopower/battery applications (<50μA budget) RS8920 НЕ подходит. Propagation delay: 720ns vs 20ns — для slow monitoring 720ns приемлемо, для fast switching (PWM, zero-crossing) — 20ns критичен. Проверить совместимость по power budget и speed requirements.

Информация предоставлена в справочных целях. Перед внедрением любого аналога обязательно сверьте технические характеристики, температурные режимы и сертификаты безопасности в актуальных даташитах производителей. Ответственность за финальный выбор компонента и его применение несёт инженер.