参数资料
型号: SP6342EK1-L-R-A-B/TR
元件分类: 电源管理
英文描述: 1-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO6
封装: LEAD FREE, MO-193AA, TSOT-6
文件页数: 15/32页
文件大小: 1342K
代理商: SP6342EK1-L-R-A-B/TR
Date: 5/3/06
SP6330-SP6342 Dual/Triple/Quad Power Supervisory Circuit Family
Copyright 2006 Sipex Corporation
1
FAQ
SP6330 - SP6342
Dual/Triple/Quad Power Supervisory Circuit
Family
SP6330-SP6342 Dual/Triple/Quad Power Supervisory Circuit Family is a family of
microprocessor reset supervisory circuits with multiple reset voltages. The SP6330 family
provides low voltage monitoring ability for up-to four supplies with two precision factory-set
thresholds and two user defined custom thresholds. These circuits perform a single function:
if any of the input supply voltages drops below its associated threshold, reset outputs are
asserted. Some of the products in the family offer manual reset,power fail and watchdog
functionalities. The SP63XX family includes a low-voltage precision bandgap reference, four
precision comparators, an oscillator, a digital counter chain, a logic control block, trimmed
resistor divider chains and additional supporting circuitry. V1 and V2 supply inputs have their
resistor dividers on the chip. Their trip thresholds are factory trimmed. V3 and V4 inputs allow
user to customize two additional supply thresholds to be monitored by means of external
resistor dividers. Some members of the family are furnished with manual reset, power fail
indication, watchdog functionalities.SP6330 thru SP6342 are housed in a 6-pin or 8-pin
SOT23 package. All devices are fully specified over -40oC to +85oC temperature range.
FEATURES
Low operating voltage of 1.8V
Low operating current of 20A typical
Monitors up to four supplies simultaneously
Adjustable inputs monitor down to 0.5V
Reset asserted down to 0.9V
2% accuracy over temperature range
Power Fail function
Open Drain (OD) or CMOS RSTB output or
CMOS RST output
200ms Reset Timeout Period
Watch Dog Timer Function
Independent Open Drain Watchdog Output
Manual Reset Input
SOT23-6/8 packages
DESCRIPTION
Available in Lead Free Packaging
1
2
3
4
5
6
7
8
8 Pin SOT-23
V2
SP6330
V1
MRIB
V3
WDI
GND
V4
RSTB
Open Drain RESET
SEE PAGE 3 FOR OTHER
AVAILABLE PINOUTS
相关PDF资料
PDF描述
SP6342EK1-L-S-B-D/TR 1-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO6
SP6342EK1-L-U-B-C 1-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO6
SP6342EK1-L-U-C-D 1-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO6
SP6342EK1-L-U-E-D 1-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO6
SP6342EK1-L-T-A-C 1-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO6
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