5/20

STM1810/1811/1812/1813/1815/1816/1817/1818

Figure 4. Hardware Hookup

Note: 1. RST for STM1812 and STM1817 (see Table 1., Device Options)

2. Only valid for STM1813 and STM1818.

FUNCTIONAL BLOCK DIAGRAMS

Figure 5. Push-pull Active-Low Output (STM1810/1812/1815/1817)

Note: 1. RST for STM1812 and STM1817.

Figure 6. Open Drain, Active-Low Output (STM1811/1816)

Note: 1. 5.5k

Ω internal pull-up resistor

Figure 7. Open Drain, Active-Low Output (Bi-directional, Manual Reset Detect, STM1813/1818)

Note: 1. 5.5k

Ω internal pull-up resistor

AI09652a

MCU

STM181x

RST

(1)

RESET

Input

Push-button

RESET

(2)

AI09651a

COMPARE

trec

Generator

RST

(1)

AI09672

COMPARE

trec

Generator

RST

5.5k

AI09673

COMPARE

Push-button

Detect

trec

Generator

RST

5.5k