微处理器监控电路 IC
PT7M7809x
Push-pull Reset output and SOT23-3 supervisory IC
The PT7M78xx family microprocessor (µP) supervisory circuits are targeted to improve reliability and accuracy of power-supply circuitry in µP systems. These devices reduce the complexity and number of components required to monitor power-supply and battery functions.
The main functions are:
1. Asserting reset output during power-up, power-down and brownout conditions for µP system.
2. Detecting power failure or low-battery conditions with a 1.25V threshold detector
3. Watchdog functions
4. Manual reset.
· Precision supply-voltage monitor
o 4.63V (PT7M78xxL)
o 4.38V (PT7M78xxM)
o 3.08V (PT7M78xxT)
o 2.93V (PT7M78xxS)
o 2.63V (PT7M78xxR)
o 2.32V (PT7M78xxZ)
o 2.20V (PT7M78xxY)
o 4.00V (PT7M78xxJ)
o 2.25V (PT7M78xxK)
o 2.80V (PT7M78xxG)
· 200ms reset pulse width
· Debounced CMOS-compatible manual-reset input (7811, 7812, 7823, 7825)
· Reset Output Signal for Watchdog and Power
· Abnormal, Manual Reset
· Reset Push-Pull output (PT7M7809,7811,7823,7824,7825)
· Reset Open-Drain output (PT7M7803)
· Voltage monitor for power-fail or low battery warning
· Guaranteed RESET/RESET valid at VCC=1.0V
· Power-supply circuitry in µP systems
· Networking
· Security System
· Server/Storage
· Embedded System
Fixed Detect Voltages | 2.2, 2.25, 2.32, 2.63, 2.80, 2.93, 3.08, 4, 4.38, 4.63 V |
Adjustable Detect voltage reference voltage | N/A V |
Number of Channels | 1 |
Minimum Operating Voltage | 1 V |
Maximum Input | 5.5 V |
Quiescent Current | 10 µA |
Typical Time Delay | N/A µs |
Reset Period | 200 ms |
RESET Output (Active High) | No (Active High) |
RESET Output (Active Low) | Yes (Active Low) |
Manual RESET | No |
Watchdog | No |
Watchdog Time | None s |
Power Fail Comparator Threshold | None V |
Reset Output Topology | Push-Pull |
Ambient Temperature Range | -40 to 85 |
Packages
SOT23
Applications
医疗, 数字相机, 机顶盒, 平板计算机
联系我们
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代理品牌Pericom(百利通半导体)
美台百利通PI系列产品如下:
PERICOM HDMI切换,HDMI分配,HDMI开关,DVI转HDMI,HDMI 1.4芯片等。
HDMI切换器:PI3HDMI301FFE(3切1),PI3HDMI301ZLE,PI3HDMI336FBEX
HDMI分配器: PI3HDMI412ADZBE,PI3HDMI412FT-AZHE
HDMI开关: PI3HDMI1210-ABEX,PI3HDMI1310-AZLEX,PI3HDMI1421,PI3HDMI221-AZFE,
PI3HDMI2310, PI3HDMI3366,PI3HDMI101
DVI转HDMI: PI3VDP411LSRZBEX,PI3VDP411LSZBEX
HDMI 1.4: PI3HDMI511ZLE,PI3HDMI521FBE,PI3HDMI611ZLE,PI3HDMI621FBE
时钟发生器及合成器:PI6C557-03ALEX,PI6C20800SAEX
编码器、解码器、复用器和解复用器:PI5C3253QEX, PI5C3251QEX, PI5C3257QEX, PI3USB302-AZBEX
SASSATADDR 切换器:PI2DBS6212ZHEX
视频开关IC:PI3HDX412BDZBEX, PI3HDMI412ADZBEX
视频IC: PI3HDX414FCEEX, PI3HDMI511ZLEX, PI3HDX1204-BZHEX, PI3HDMI2410FFEX
电影管理、监控电路: PT7M7809STEX, PT7M7811STBEX,
接口IC:PI3HDMI336FBEX, PI3HDMI1310-AZLEX
模拟开关 IC: PI5A100QEX
代理品牌SILERGY(矽力杰半导体)
SY8205FCC2500 SILERGY19+原装现货SY8088AAC 5000 SILERGY19+原装现货SY8233FCC2500 SILERGY19+原装现货
SY8008BAAC 3000 SILERGY19+原装现货SY8009AAAC 5000 SILERGY19+原装现货SY8201ABC 3000 SILERGY19+原装现货
SY8035DBC 5000 SILERGY19+原装现货SY8702AABC 3000 SILERGY 19+原装现货SYR827PKC3000 SILERGY19+原装现货
SY8047QDC5000 SILERGY19+原装现货SY8711FAC 2500 SILERGY19+原装现货SYR828PKC 3000 SILERGY19+原装现货
SY6280AAC3000 SILERGY 19+原装现货SY8703ABC3000 SILERGY 19+原装现货SYR837PKC 3000 SILERGY19+原装现货
SY6982CQDC 3000 SILERGY 19+原装现货SY6982EQDC 2500 SILERGY 19+原装现货SYR838PKC 3000 SILERGY 19+原装现货
SY6288CAAC 3000 SILERGY 19+原装现货SY8704FCC 2500 SILERGY 19+原装现货SY8368AQQC 5000 SILERGY 19+原装现货
SY8032EABC 3000 SILERGY 19+原装现货SY8722FCC 2500 SILERGY 19+原装现货SY8008CAAC 3000 SILERGY 19+原装现货
SY8743FCC 3000 SILERGY 19+原装现货SY8711FCC 2500 SILERGY 19+原装现货SY8120B1ABC 3000 SILERGY 19+原装现货
SY8003ADFC 3000 SILERGY 19+原装现货SY6288DAAC 3000 SILERGY 19+原装现货SY6282ACC 3000 SILERGY 19+原装现货
SY8089AAAC 3000 SILERGY 19+原装现货SY6281AAC 3000 SILERGY 19+原装现货SY7304DBC 5000 SILERGY 19+原装现货
SY5802FAC 2500 SILERGY 19+原装现货SY6875ADBC 5000 SILERGY 19+原装现货SY8286ARAC 5000 SILERGY 19+原装现货
SY7301AADC 3000 SILERGY 19+原装现货SY6875DDBC 5000 SILERGY 19+原装现货SY7208LABC 3000 SILERGY 19+原装现货
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SY5839ABC 3000 SILERGY 19+原装现货SY6280AAAC 3000 SILERGY 19+原装现货SY8173YFCC 2500 SILERGY 19+原装现货
SY7200AABC 3000 SILERGY 19+原装现货SY8204FCC 2500 SILERGY 19+原装现货SY8303AIC 3000 SILERGY 19+原装现货
SY7208CABC 3000 SILERGY 19+原装现货SY8827GPKC 3000 SILERGY 19+原装现货SY8105ADC 3000 SILERGY 19+原装现货
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SY8205DNC 5000 SILERGY 19+原装现货SY8009BABC 5000 SILERGY 19+原装现货SY50103BFAC 2500 SILERGY 19+原装现货
博金凯热卖特价产品如下:
STR912FAW44X6 SFU28192E3BP2TO-I-QT-121-STD SY5018BFAC SY6280AAC SY8008BAAC
PI3HDX412BDZBEX PI3HDX414FCEEX PT7M7811STBEX PT7M7809STEX PI6C557-03ALEX
PI2DBS6212ZHEX PI6C557-03ALEX PI5C3253QEX PI5C3251QEX STW20NM60