STM6780MSWB6F datasheet, PDF - EEWORLD Datasheet

Datasheet> All Categories > STM6780MSWB6F

Preview

STM6780MSWB6F: DescriptionDual/triple ultra-low voltage supervisors with push-button reset (with delay option); File Size195KB，29 Pages; ManufacturerSTMicroelectronics; Websitehttp://www.st.com/

Download Datasheet View All

STM6780MSWB6F Overview

Dual/triple ultra-low voltage supervisors with push-button reset (with delay option)

Preview

Download Datasheet

View All

STM6717/6718/6719/6720

STM6777/6778/6779/6780

Dual/triple ultra-low voltage supervisors

with push-button reset (with delay option)

Features

■

Primary supply (V

CC1

) monitor. Fixed (factory-

programmed) reset thresholds: 4.63V to 1.58V

Secondary supply (V

CC2

) monitor

(STM6717/18/19/20/77/78).

Fixed (factory-programmed) reset thresholds:

3.08V to 0.79V

Tertiary supply monitor (using externally

adjustable rstin):

0.626V internal reference

RST outputs (push-pull or open drain); state

guaranteed IF V

CC1

OR V

CC2

≥

0.8V

Reset delay time (t

rec

) on power-up: 210ms,

900ms (typ)

Manual reset input (MR)

Optional delayed manual reset input (MRC)

with external capacitor (STM6777/78/79/80)

Low supply current - 11µA (typ),

CC1

= V

CC2

= 3.6V

Operating temperature: –40°C to 85°C

(industrial grade)

Device summary

Monitored voltages

Part

number

STM6717

STM6718

STM6719

STM6720

STM6777

STM6778

STM6779

STM6780

CC1

✔

CC2

✔

RSTIN

Manual reset

input (MR)

✔

Delayed

MR pin

(MRC)

Reset output (RST)

Active-low

(push-pull)

Active-low

(open drain)

✔

Package

SOT23-6 (WB)

SOT23-5 (WY)

Table 1.

December 2007

Rev 6

1/29

www.st.com

List of figures

STM6717/6718/6719/6720/STM6777/6778/6779/6780

List of figures

Figure 1.

Figure 2.

Figure 3.

Figure 4.

Figure 5.

Figure 6.

Figure 7.

Figure 8.

Figure 9.

Figure 10.

Figure 11.

Figure 12.

Figure 13.

Figure 14.

Figure 15.

Figure 16.

Figure 17.

Figure 18.

Figure 19.

Figure 20.

Figure 21.

Figure 22.

Figure 23.

Figure 24.

Figure 25.

Figure 26.

Figure 27.

Figure 28.

Figure 29.

Logic diagram (STM6717/18) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Logic diagram (STM6777/78) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Logic diagram (STM6719/20) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Logic diagram (STM6779/80) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

STM6717/18 SOT23-5 connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

STM6777/78 SOT23-6 connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

STM6719/20 SOT23-6 connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

STM6779/80 SOT23-6 connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

Hardware hookup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

STM67xx interface to processor with bi-directional reset pins . . . . . . . . . . . . . . . . . . . . . . 10

Ensuring RST valid to V

= 0 (active-low, push-pull outputs). . . . . . . . . . . . . . . . . . . . . . 10

Supply current vs. temperature (V

CC1

= 5.5V; V

CC2

= 3.6V) . . . . . . . . . . . . . . . . . . . . . . . 11

Supply current vs. temperature (V

CC1

= 3.6V; V

CC2

= 2.75V) . . . . . . . . . . . . . . . . . . . . . . 11

Supply current vs. temperature (V

CC1

= 3.0V; V

CC2

= 2.0V) . . . . . . . . . . . . . . . . . . . . . . . 12

Supply current vs. temperature (V

CC1

= 2.0V; V

CC2

= 1.0V) . . . . . . . . . . . . . . . . . . . . . . . 12

Normalized V

reset time-out period vs. temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Maximum V

transient duration vs. reset threshold overdrive . . . . . . . . . . . . . . . . . . . . . 13

Normalized V

RST1

threshold vs. temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Normalized V

RST2

threshold vs. temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Reset input threshold vs. temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

CC1

-to-reset delay vs. temperature. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Reset input-to-reset output delay vs. temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

MR-to-reset output delay vs. temperature (V

CC1

= 3.6V) . . . . . . . . . . . . . . . . . . . . . . . . . . 16

AC testing input/output waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

MR timing waveform (STM6717/18/19/20) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

MR timing waveform (STM6777/78/79/80) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

SOT23-5 – 5-lead small outline transistor package mechanical drawing . . . . . . . . . . . . . . 22

SOT23-6 – 6-lead small outline transistor package mechanical drawing . . . . . . . . . . . . . . 23

4/29

Recommended Resources

Electronic dimming desk lamp circuit

MC33886 motor drive circuit

One plus three telephone splitter circuit

555 simple electrocardiograph checker circuit

555 telephone recording additional circuit

0-12V adjustable voltage stabilizing circuit

ESP8266 Home Automation Datasheet: As the title says, the famous thunder xx...; 5525 Industrial Control Electronics

Is there any way to make the simplest adapter cable that is equivalent to a two-port hub?: My original intention was to use one modem to connect two computers to the Internet, but I didn’t want to spend money to buy a hub, haha....; lzpx2002 Embedded System

Please recommend good microcontroller learning materials: Please recommend good microcontroller learning materials...; uuuren MCU

Selling idle development boards (430, USB, Freescale): MSP430F149 development board, with downloader, 60 yuan Circle teaches you how to use USB learning board, 60 yuan [url=http://item.taobao.com/item.htm?spm=686.1000925.1000774.13&id=15573194581]http://i...; 357482894 Buy&Sell

Bigger font size is better: I have learned a lot from browsing the article topics and comment discussions on the site. However, some articles with good content use very small fonts, especially in the logs. Coupled with the backg...; xiaoxif Suggestions & Announcements

DSP6713 development board, DSP development board, 6713 development board: Development Board Center Website: http://www.huanor.com Development Board Center Forum: http://www.huanor.com/bbs Taobao Website: http://shop36289907.taobao.com QQ: 1060087047 or 871001268 Mobile: 134...; lecat Embedded System

Shortcut: S0 S1 S2 S3 S4 S5 S6 S7 S8 S9 SA SB SC SD SE SF SG SH SI SJ SK SL SM SN SO SP SQ SR SS ST SU SV SW SX SY SZ T0 T1 T2 T3 T4 T5 T6 T7 T8 T9 TA TB TC TD TE TF TG TH TI TJ TK TL TM TN TO TP TQ TR TS TT TU TV TW TX TY TZ U0 U1 U2 U3 U4 U6 U7 U8 UA UB UC UD UE UF UG UH UI UJ UK UL UM UN UP UQ UR US UT UU UV UW UX UZ V0 V1 V2 V3 V4 V5 V6 V7 V8 V9 VA VB VC VD VE VF VG VH VI VJ VK VL VM VN VO VP VQ VR VS VT VU VV VW VX VY VZ W0 W1 W2 W3 W4 W5 W6 W7 W8 W9 WA WB WC WD WE WF WG WH WI WJ WK WL WM WN WO WP WR WS WT WU WV WW WY X0 X1 X2 X3 X4 X5 X7 X8 X9 XA XB XC XD XE XF XG XH XK XL XM XN XO XP XQ XR XS XT XU XV XW XX XY XZ Y0 Y1 Y2 Y4 Y5 Y6 Y9 YA YB YC YD YE YF YG YH YK YL YM YN YP YQ YR YS YT YX Z0 Z1 Z2 Z3 Z4 Z5 Z6 Z8 ZA ZB ZC ZD ZE ZF ZG ZH ZJ ZL ZM ZN ZP ZR ZS ZT ZU ZV ZW ZX ZY

Popular Components