Inicio Administración de potencia Supervisor & reset ICs Supervisores de tensión de suministro

TL7759

ACTIVO

Supervisor de 4 contactos para sistemas de 5 V

Detalles del producto

Rating Catalog Number of supplies monitored 1 Threshold voltage 1 (typ) (V) 4.55 Features Complimentary output, Undervoltage monitor only, Wide input voltage Reset threshold accuracy (%) 2.6 Iq (typ) (mA) 1.4 Output driver type/reset output Active-high, Active-low, Open-drain Watchdog timer WDI (s) None Operating temperature range (°C) 0 to 70
Rating Catalog Number of supplies monitored 1 Threshold voltage 1 (typ) (V) 4.55 Features Complimentary output, Undervoltage monitor only, Wide input voltage Reset threshold accuracy (%) 2.6 Iq (typ) (mA) 1.4 Output driver type/reset output Active-high, Active-low, Open-drain Watchdog timer WDI (s) None Operating temperature range (°C) 0 to 70
SOIC (D) 8 29.4 mm² (4.9 mm × 6 mm) TSSOP (PW) 8 19.2 mm² (3 mm × 6.4 mm) SOP (PS) 8 48.36 mm² (6.2 mm × 7.8 mm) PDIP (P) 8 92.5083 mm² (9.81 mm × 9.43 mm)
  • Power-On Reset Generator
  • Automatic Reset Generation After Voltage Drop
  • Precision Input Threshold Voltage...4.55 V ±120 mV
  • Low Standby Current...20 uA
  • Reset Outputs Defined When VCC
    Exceeds 1 V
  • True and Complementary Reset Outputs
  • Wide Supply-Voltage Range...1 V to 7 V
  • Power-On Reset Generator
  • Automatic Reset Generation After Voltage Drop
  • Precision Input Threshold Voltage...4.55 V ±120 mV
  • Low Standby Current...20 uA
  • Reset Outputs Defined When VCC
    Exceeds 1 V
  • True and Complementary Reset Outputs
  • Wide Supply-Voltage Range...1 V to 7 V

The TL7759 is a supply-voltage supervisor designed for use as a reset controller in microcomputer and microprocessor systems. The supervisor monitors the supply voltage for undervoltage conditions. During power up, when the supply voltage, VCC, attains a value approaching 1 V, the RESET and RESET\ outputs become active (high and low, respectively) to prevent undefined operation. If the supply voltage drops below the input threshold voltage level (VIT-), the reset outputs go to the reset active state until the supply voltage has returned to its nominal value (see timing diagram).

The TL7759C is characterized for operation from 0°C to 70°C.

The TL7759 is a supply-voltage supervisor designed for use as a reset controller in microcomputer and microprocessor systems. The supervisor monitors the supply voltage for undervoltage conditions. During power up, when the supply voltage, VCC, attains a value approaching 1 V, the RESET and RESET\ outputs become active (high and low, respectively) to prevent undefined operation. If the supply voltage drops below the input threshold voltage level (VIT-), the reset outputs go to the reset active state until the supply voltage has returned to its nominal value (see timing diagram).

The TL7759C is characterized for operation from 0°C to 70°C.

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* Hoja de datos Supply-Voltage Supervisors datasheet (Rev. D) 27/07/1999

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