STM6905 STMicroelectronics, STM6905 Datasheet - Page 6

• Manufacturer Part Number: STM6905
• Description: Quintuple, ultralow voltage supervisor with push-button reset
• Manufacturer: STMicroelectronics

Specifications of STM6905

• Primary Supply (vcc) Monitor. Fixed (factory - Programmed) Reset Thresholds: 3.078 V to 2.866 V
• Second Fixed (v2in) Monitor. Fixed (factoryprogrammed) Reset Thresholds: 2.333 V to 1.050 V
• Reset Delay Time (trec) On Power-up: 210 ms (typ)
• Operating Temperature: –40°C to 85°C (industrial grade)

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Table 2.
Pin
1
2
3
4
5
6
7
8
Name
V2IN
V3IN
V4IN
V5IN
RST
V
V
MR
Signal names and functions
CC
SS
Supply
Supply
Output
Type
Input
Input
Input
Input
Input
Active-low manual reset input with internal pull-up resistor
Primary supply voltage input and integrated fixed threshold under-
voltage monitor
Second fixed threshold input monitor
Ground
Adjustable third reset comparator input
Adjustable fourth reset comparator input
Adjustable fifth reset comparator input
Active-low open-drain reset output (10k ohm internal pull-up)
Function