M40Z300 datasheet(1/21 Pages) STMICROELECTRONICS

номер детали	M40Z300

подробное описание детали	5V or 3V NVRAM Supervisor for Up to 8 LPSRAMs

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производитель	STMICROELECTRONICS [STMicroelectronics]

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February 2005

M40Z300

M40Z300W

5V or 3V NVRAM Supervisor for Up to 8 LPSRAMs

FEATURES SUMMARY

■

CONVERTS LOW POWER SRAM INTO

NVRAMs

■

PRECISION POWER MONITORING AND

POWER SWITCHING CIRCUITRY

■

AUTOMATIC WRITE-PROTECTION WHEN

VCC IS OUT-OF-TOLERANCE

■

TWO-INPUT DECODER ALLOWS

CONTROL FOR UP TO 8 SRAMs (with 2

devices active in parallel)

■

CHOICE OF SUPPLY VOLTAGES AND

POWER-FAIL DESELECT VOLTAGES:

–

M40Z300:

VCC = 4.5V to 5.5V

THS = VSS: 4.5V ≤ VPFD ≤ 4.75V

THS = VOUT: 4.2V ≤ VPFD ≤ 4.5V

–

M40Z300W:

VCC = 3.0V to 3.6V

THS = VSS: 2.8V ≤ VPFD ≤ 3.0V

VCC = 2.7V to 3.3V

THS = VOUT: 2.5 ≤ VPFD ≤ 2.7V

■

RESET OUTPUT (RST) FOR POWER ON

RESET

■

BATTERY LOW PIN (BL)

■

LESS THAN 12ns CHIP ENABLE ACCESS

PROPAGATION DELAY (for 5.0V device)

■

PACKAGING INCLUDES A 28-LEAD SOIC

AND SNAPHAT® TOP (to be ordered

separately), OR A 16-LEAD SOIC

■

SOIC PACKAGE PROVIDES DIRECT

CONNECTION FOR A SNAPHAT TOP

WHICH CONTAINS THE BATTERY

Figure 1. 16-pin SOIC Package

Figure 2. 28-pin SOIC Package

16

1

SO16 (MQ)

28

1

SOH28 (MH)

SNAPHAT (SH)

Crystal/Battery

Аналогичный номер детали - M40Z300

производитель	номер детали	датащи	подробное описание детали
STMicroelectronics	M40Z300	128Kb / 16P	NVRAM CONTROLLER for up to EIGHT LPSRAM 08-Mar-2000
	M40Z300	221Kb / 25P	5V or 3V NVRAM supervisor for up to 8 LPSRAMs 05-Nov-2007
	M40Z300	431Kb / 25P	5 V or 3 V NVRAM supervisor for up to 8 LPSRAMs 19-Oct-2010
	M40Z300AV	272Kb / 20P	3V NVRAM Supervisor for Up to 8 LPSRAMs 14-Nov-2003
	M40Z300AVMH1E	272Kb / 20P	3V NVRAM Supervisor for Up to 8 LPSRAMs 14-Nov-2003

More results

Аналогичное описание - M40Z300

производитель	номер детали	датащи	подробное описание детали
STMicroelectronics	M40SZ100Y	285Kb / 19P	5V or 3V NVRAM SUPERVISOR FOR LPSRAM Rev. 1.3
	M40Z111	107Kb / 15P	5V OR 3V NVRAM SUPERVISOR FOR UP TO TWO LPSRAMs 13-May-2002
	M40Z300	128Kb / 16P	NVRAM CONTROLLER for up to EIGHT LPSRAM 08-Mar-2000
	M41ST85Y	530Kb / 34P	5.0 OR 3.0V, 512 bit 64 x 8 SERIAL RTC and NVRAM SUPERVISOR Sep-2004
	M40Z300AV	272Kb / 20P	3V NVRAM Supervisor for Up to 8 LPSRAMs 14-Nov-2003
	M40SZ100Y	230Kb / 25P	5V or 3V NVRAM supervisor for LPSRAM 20-Nov-2007
	M40Z111	180Kb / 21P	5V or 3V NVRAM supervisor for up to two LPSRAMs 12-Nov-2007
	M40Z300	221Kb / 25P	5V or 3V NVRAM supervisor for up to 8 LPSRAMs 05-Nov-2007
	M40Z300	431Kb / 25P	5 V or 3 V NVRAM supervisor for up to 8 LPSRAMs 19-Oct-2010
	M40SZ100Y	442Kb / 24P	5 V or 3 V NVRAM supervisor for LPSRAM 25-Oct-2010

More results

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