NANOPOWER SUPERVISORY CIRCUITS
TPS3836E18-Q1 / J25-Q1 / H30-Q1 / L30-Q1 / K33-Q1
TPS3837E18-Q1 / J25-Q1 / L30-Q1 / K33-Q1, TPS3838E18-Q1 / J25-Q1 / L30...
Description
TPS3836E18-Q1 / J25-Q1 / H30-Q1 / L30-Q1 / K33-Q1
TPS3837E18-Q1 / J25-Q1 / L30-Q1 / K33-Q1, TPS3838E18-Q1 / J25-Q1 / L30-Q1 / K33-Q1
NANOPOWER SUPERVISORY CIRCUITS
SGLS141A − DECEMBER 2002 − REVISED JANUARY 2007
D Qualified for Automotive Applications D Customer-Specific Configuration Control
Can Be Supported Along With Major-Change Approval
D ESD Protection Exceeds 2000 V Per
MIL-STD-883, Method 3015; Exceeds 200 V Using Machine Model (C = 200 pF, R = 0)
D Supply Current of 220 nA (Typ) D Precision Supply Voltage Supervision
Range: 1.8 V, 2.5 V, 3.0 V, 3.3 V
D Power-On Reset Generator With Selectable
Delay Time of 10 ms or 200 ms
D Push/Pull RESET Output (TPS3836),
RESET Output (TPS3837), or Open-Drain RESET Output (TPS3838)
D Manual Reset D 5-Pin SOT-23 Package D Temperature Range: −40°C to 125°C
description
The TPS3836, TPS3837, TPS3838 families of supervisory circuits provide circuit initialization and timing supervision, primarily for DSP and processor-based systems.
D Applications Include
− Applications Using Automotive Low-Power DSPs, Microcontrollers, or Microprocessors
− Battery-Powered Equipment − Intelligent Instruments − Wireless Communication Systems − Automotive Systems
TPS3836, TPS3838 DBV PACKAGE (TOP VIEW)
CT 1 5 VDD
GND
2
MR 3 4 RESET
TPS3837 DBV PACKAGE
(TOP VIEW)
CT 1 5 VDD
GND
2
MR 3 4 RESET
During power on, RESET is asserted when the supply voltage VDD becomes higher than 1.1 V. Thereafter, the supervisory circuit monitors VDD and keeps RESET o...
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