®
X40410, X40411, X40414, X40415
4kbit EEPROM
Data Sheet March 28, 2005 FN8116.0
Dual Voltage Monitor with Integrated ...
®
X40410, X40411, X40414, X40415
4kbit EEPROM
Data Sheet March 28, 2005 FN8116.0
Dual
Voltage Monitor with Integrated CPU Supervisor
FEATURES Dual
voltage detection and reset assertion —Standard reset threshold settings See Selection table on page 2. —Adjust low
voltage reset threshold
voltages using special programming sequence —Reset signal valid to VCC = 1V —Monitor three
voltages or detect power fail Independent Core
Voltage Monitor (V2MON) Fault detection register Selectable power-on reset timeout (0.05s, 0.2s, 0.4s, 0.8s) Selectable watchdog timer interval (25ms, 200ms,1.4s, off) Low power
CMOS —25µA typical standby current, watchdog on —6µA typical standby current, watchdog off 4Kbits of EEPROM —16 byte page write mode —5ms write cycle time (typical) www.DataSheet4U.com Built-in inadvertent write protection —Power-up/power-down protection circuitry —Block lock protect none or 1/2 of EEPROM 400kHz 2-wire interface 2.7V to 5.5V power supply operation BLOCK DIAGRAM
Available packages —8-lead SOIC, TSSOP Monitor
Voltages: 5V to 0.9V Memory Security Independent Core
Voltage Monitor APPLICATIONS Communication Equipment —Routers, Hubs, Switches —Disk Arrays, Network Storage Industrial Systems —Process Control —Intelligent Instrumentation Computer Systems —Computers —Network Servers DESCRIPTION The X40410/11/14/15 combines power-on reset control, watchdog timer, supply
voltage supervision, and secondary
voltage supervision, and Block Lock™ ...