参数资料
型号: PT7M7809MDEE
厂商: PERICOM SEMICONDUCTOR CORP
元件分类: 电源管理
英文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, UUC4
封装: LEAD FREE, DIE-4
文件页数: 1/17页
文件大小: 259K
代理商: PT7M7809MDEE
1
Data Sheet
PT7M7803/7809-7812/7823-7825/7342-7345
P Supervisor Circuits
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PT0109L(09/07)
Ver:12
Features
Precision supply-voltage monitor
- 4.63V (PT7M7xxxL)
- 4.38V (PT7M7xxxM)
- 3.08V (PT7M7xxxT)
- 2.93V (PT7M7xxxS)
- 2.63V (PT7M7xxxR)
- 2.32V (PT7M7xxxZ)
- 2.20V (PT7M7xxxY)
- 4.00V (PT7M7xxxJ)
200ms reset pulse width
Debounced CMOS-compatible manual-reset input
(7811, 7812, 7823, 7825, 7342-7344)
Reset Output Signal for Watchdog and Power
Abnormal, Manual Reset
Reset Push-Pull output (PT7M7809,7811,7823,
7824,7825,7342,7345)
Reset Open-Drain output (PT7M7803/7343)
Voltage monitor for power-fail or low battery warning
Guaranteed RESET/RESET valid at V
CC = 1.0V
Discription
The PT7M7xxx family microprocessor (
P) supervisory
circuits are targeted to improve reliability and accuracy
of power-supply circuitry in
P 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
P system;
2. Detecting power failure or low-battery conditions with
a 1.25V threshold detector;
3. Watchdog functions;
4. Manual reset.
Applications
Power-supply circuitry in
P systems
Ordering Information
Suffix: X -- Monitored Voltage
Note: lead free package is available by adding E at the end of each part no. For example: PT7M7803XTE for
SOT23-3 lead free package.
No.
Part N o
Packag e
No.
Pa rt No
Pack age
1
P T 7M7803 XT
12
PT7M 7345XT A
SOT2 3-6
2
P T 7M7809 XT
13
PT7M 7811XT B
3
P T 7M7810 XT
14
PT7M 7812XT B
4
PT7 M7811X TA
15
PT7M 7803XD E
5
PT7 M7812X TA
16
PT7M 7809XD E
6
PT7 M7823X TA
17
PT7M 7810XD E
7
PT7 M7824X TA
18
PT7M 7811XD E
8
PT7 M7825X TA
19
PT7M 7812XD E
9
PT7 M7342X TA
20
PT7M 7823XD E
10
PT7 M7343X TA
21
PT7M 7824XD E
11
PT7 M7344X TA
22
PT7M 7825XD E
SOT23- 6
SOT23- 3
Die Form
SOT23- 5
SOT 143
Suffix X
L
M
T
SRZYJ
Reset Threshold(V) 4.36
4.38
3.08
2.93
2.63
2.32
2.20
4.00
相关PDF资料
PDF描述
PT7M7823ZTAE 1-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO5
PT7M7344MTAE 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO6
PT7M7810JDE 1-CHANNEL POWER SUPPLY SUPPORT CKT, UUC4
PT7M7343TTA 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO6
PT7M7809TDEE 1-CHANNEL POWER SUPPLY SUPPORT CKT, UUC4
相关代理商/技术参数
参数描述
PT7M7809RTEX 功能描述:IC SUPERVISOR 2.63V SOT23-3 RoHS:是 类别:集成电路 (IC) >> PMIC - 监控器 系列:- 其它有关文件:STM6905 View All Specifications 标准包装:1 系列:- 类型:多压监控器 监视电压数目:5 输出:开路漏极或开路集电极 复位:低有效 复位超时:最小为 140 ms 电压 - 阀值:2.188V,2.955V,可调,可调,可调 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:8-TSSOP,8-MSOP(0.118",3.00mm 宽) 供应商设备封装:8-TSSOP 包装:Digi-Reel® 产品目录页面:1197 (CN2011-ZH PDF) 其它名称:497-8728-6
PT7M7809STEX 功能描述:IC SUPERVISOR 2.93V SOT23-3 RoHS:是 类别:集成电路 (IC) >> PMIC - 监控器 系列:- 其它有关文件:STM6905 View All Specifications 标准包装:1 系列:- 类型:多压监控器 监视电压数目:5 输出:开路漏极或开路集电极 复位:低有效 复位超时:最小为 140 ms 电压 - 阀值:2.188V,2.955V,可调,可调,可调 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:8-TSSOP,8-MSOP(0.118",3.00mm 宽) 供应商设备封装:8-TSSOP 包装:Digi-Reel® 产品目录页面:1197 (CN2011-ZH PDF) 其它名称:497-8728-6
PT7M7809TTEX 功能描述:IC SUPERVISOR 3.08V SOT23-3 RoHS:是 类别:集成电路 (IC) >> PMIC - 监控器 系列:- 其它有关文件:STM6905 View All Specifications 标准包装:1 系列:- 类型:多压监控器 监视电压数目:5 输出:开路漏极或开路集电极 复位:低有效 复位超时:最小为 140 ms 电压 - 阀值:2.188V,2.955V,可调,可调,可调 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:8-TSSOP,8-MSOP(0.118",3.00mm 宽) 供应商设备封装:8-TSSOP 包装:Digi-Reel® 产品目录页面:1197 (CN2011-ZH PDF) 其它名称:497-8728-6
PT7M7809ZTEX 功能描述:IC SUPERVISOR 2.32V SOT23-3 RoHS:是 类别:集成电路 (IC) >> PMIC - 监控器 系列:- 其它有关文件:STM6905 View All Specifications 标准包装:1 系列:- 类型:多压监控器 监视电压数目:5 输出:开路漏极或开路集电极 复位:低有效 复位超时:最小为 140 ms 电压 - 阀值:2.188V,2.955V,可调,可调,可调 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:8-TSSOP,8-MSOP(0.118",3.00mm 宽) 供应商设备封装:8-TSSOP 包装:Digi-Reel® 产品目录页面:1197 (CN2011-ZH PDF) 其它名称:497-8728-6
PT7M7810STEX 制造商:Pericom Semiconductor Corporation 功能描述:RESET IC