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M40Z300

  

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M40Z300_2000 [5V or 3V NVRAM Supervisor for Up to 8 LPSRAMs ]

other parts : M40Z300W_2000  M40Z300MH1_2000  M40Z300MQ1_2000  M40Z300WMH1_2000  M40Z300WMQ1_2000  M40Z300MH1TR_2000  M40Z300MQ1TR_2000  M40Z300WMH1TR_2000  M40Z300WMQ1TR_2000 

ST-Microelectronics
STMicroelectronics

NVRAM CONTROLLER for up to EIGHT LPSRAM

DESCRIPTION
The M40Z300/W NVRAM Controller is a self-contained device which converts a standard low-power SRAM into a non-volatile memory. A precision voltage reference and comparator monitors the VCC input for an out-of-tolerance condition.

■ CONVERT LOW POWER SRAMs 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
■ LESS THAN 12ns CHIP ENABLE ACCESS
   PROPAGATION DELAY (for 5.0V device)
■ PACKAGING INCLUDES a 28-LEAD SOIC
   and SNAPHAT® TOP, or a 16-LEAD SOIC
   (to be Ordered Separately)
■ SOIC PACKAGE PROVIDES DIRECT
   CONNECTION for a SNAPHAT TOP which
   CONTAINS the BATTERY
■ BATTERY LOW PIN (BL)

View
M40Z300_2007 [5 V or 3 V NVRAM supervisor for up to 8 LPSRAMs ]

other parts : M40Z300W_2007  M40Z300MH1E_2007  M40Z300MQ6F_2007  M40Z300MQ6E_2007  M40Z300MQ1F_2007  M40Z300MQ1E_2007  M40Z300MH6F_2007  M40Z300MH6E_2007  M40Z300MH1F_2007  M40Z300WMQ6F_2007 

ST-Microelectronics
STMicroelectronics

Description
The M40Z300/W NVRAM supervisor is a self-contained device which converts a standard low-power SRAM into a non-volatile memory. A precision voltage reference and comparator monitors the VCC input for an out-of-tolerance condition.

Features
■ Converts low power SRAM into NVRAMs
■ Precision power monitoring and power
   switching circuitry
■ Automatic WRITE-protection when VCC is outof-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 = 4.5 V to 5.5 V
      THS = VSS: 4.5 V ≤ VPFD ≤ 4.75 V
      THS = VOUT: 4.2 V ≤ VPFD ≤ 4.5 V
   – M40Z300W:
      VCC = 3.0 V to 3.6 V
      THS = VSS: 2.8 V ≤ VPFD ≤ 3.0 V
      VCC = 2.7 V to 3.3 V
      THS = VOUT: 2.5 V ≤ VPFD ≤ 2.7 V
■ Reset output (RST) for power on reset
■ Battery low pin (BL)
■ Less than 12 ns chip enable access
   propagation delay (for 5.0 V 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
■ RoHS compliant
   – Lead-free second level interconnect

View
M40Z300 [5 V or 3 V NVRAM supervisor for up to 8 LPSRAMs ]

other parts : M40Z300W  M40Z300SH  M40Z300MQ  M40Z300MH  M40Z300WSH  M40Z300WMQ  M40Z300MH6F  M40Z300MH1F  M40Z300MQ1E  M40Z300MQ6E 

ST-Microelectronics
STMicroelectronics

Description
The M40Z300/W NVRAM supervisor is a self-contained device which converts a standard low-power SRAM into a non-volatile memory. A precision voltage reference and comparator monitors the VCC input for an out-of-tolerance condition.

Features
■ Converts low power SRAM into NVRAMs
■ Precision power monitoring and power
   switching circuitry
■ Automatic WRITE-protection when VCC is outof-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 = 4.5 V to 5.5 V
      THS = VSS: 4.5 V ≤ VPFD ≤ 4.75 V
      THS = VOUT: 4.2 V ≤ VPFD ≤ 4.5 V
   – M40Z300W:
      VCC = 3.0 V to 3.6 V
      THS = VSS: 2.8 V ≤ VPFD ≤ 3.0 V
      VCC = 2.7 V to 3.3 V
      THS = VOUT: 2.5 V ≤ VPFD ≤ 2.7 V
■ Reset output (RST) for power on reset
■ Battery low pin (BL)
■ Less than 12 ns chip enable access
   propagation delay (for 5.0 V 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
■ RoHS compliant
   – Lead-free second level interconnect

View
M40Z300W_2000 [5V or 3V NVRAM Supervisor for Up to 8 LPSRAMs ]

other parts : M40Z300_2000  M40Z300MH1_2000  M40Z300MQ1_2000  M40Z300WMH1_2000  M40Z300WMQ1_2000  M40Z300MH1TR_2000  M40Z300MQ1TR_2000  M40Z300WMH1TR_2000  M40Z300WMQ1TR_2000 

ST-Microelectronics
STMicroelectronics

NVRAM CONTROLLER for up to EIGHT LPSRAM

DESCRIPTION
The M40Z300/W NVRAM Controller is a self-contained device which converts a standard low-power SRAM into a non-volatile memory. A precision voltage reference and comparator monitors the VCC input for an out-of-tolerance condition.

■ CONVERT LOW POWER SRAMs 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
■ LESS THAN 12ns CHIP ENABLE ACCESS
   PROPAGATION DELAY (for 5.0V device)
■ PACKAGING INCLUDES a 28-LEAD SOIC
   and SNAPHAT® TOP, or a 16-LEAD SOIC
   (to be Ordered Separately)
■ SOIC PACKAGE PROVIDES DIRECT
   CONNECTION for a SNAPHAT TOP which
   CONTAINS the BATTERY
■ BATTERY LOW PIN (BL)

View
M40Z300W_2007 [5 V or 3 V NVRAM supervisor for up to 8 LPSRAMs ]

other parts : M40Z300_2007  M40Z300MQ6F_2007  M40Z300MQ6E_2007  M40Z300MQ1F_2007  M40Z300MQ1E_2007  M40Z300MH6F_2007  M40Z300MH6E_2007  M40Z300MH1F_2007  M40Z300MH1E_2007  M40Z300WMQ6F_2007 

ST-Microelectronics
STMicroelectronics

Description
The M40Z300/W NVRAM supervisor is a self-contained device which converts a standard low-power SRAM into a non-volatile memory. A precision voltage reference and comparator monitors the VCC input for an out-of-tolerance condition.

Features
■ Converts low power SRAM into NVRAMs
■ Precision power monitoring and power
   switching circuitry
■ Automatic WRITE-protection when VCC is outof-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 = 4.5 V to 5.5 V
      THS = VSS: 4.5 V ≤ VPFD ≤ 4.75 V
      THS = VOUT: 4.2 V ≤ VPFD ≤ 4.5 V
   – M40Z300W:
      VCC = 3.0 V to 3.6 V
      THS = VSS: 2.8 V ≤ VPFD ≤ 3.0 V
      VCC = 2.7 V to 3.3 V
      THS = VOUT: 2.5 V ≤ VPFD ≤ 2.7 V
■ Reset output (RST) for power on reset
■ Battery low pin (BL)
■ Less than 12 ns chip enable access
   propagation delay (for 5.0 V 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
■ RoHS compliant
   – Lead-free second level interconnect

View
M40Z300W [5 V or 3 V NVRAM supervisor for up to 8 LPSRAMs ]

other parts : M40Z300  M40Z300MH  M40Z300MQ  M40Z300SH  M40Z300WMQ  M40Z300WSH  M40Z300MQ6E  M40Z300MQ1F  M40Z300MH6F  M40Z300MH6E 

ST-Microelectronics
STMicroelectronics

Description
The M40Z300/W NVRAM supervisor is a self-contained device which converts a standard low-power SRAM into a non-volatile memory. A precision voltage reference and comparator monitors the VCC input for an out-of-tolerance condition.

Features
■ Converts low power SRAM into NVRAMs
■ Precision power monitoring and power
   switching circuitry
■ Automatic WRITE-protection when VCC is outof-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 = 4.5 V to 5.5 V
      THS = VSS: 4.5 V ≤ VPFD ≤ 4.75 V
      THS = VOUT: 4.2 V ≤ VPFD ≤ 4.5 V
   – M40Z300W:
      VCC = 3.0 V to 3.6 V
      THS = VSS: 2.8 V ≤ VPFD ≤ 3.0 V
      VCC = 2.7 V to 3.3 V
      THS = VOUT: 2.5 V ≤ VPFD ≤ 2.7 V
■ Reset output (RST) for power on reset
■ Battery low pin (BL)
■ Less than 12 ns chip enable access
   propagation delay (for 5.0 V 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
■ RoHS compliant
   – Lead-free second level interconnect

View
M40Z300SH [5 V or 3 V NVRAM supervisor for up to 8 LPSRAMs ]

other parts : M40Z300  M40Z300W  M40Z300MH  M40Z300MQ  M40Z300WMQ  M40Z300WSH  M40Z300MQ6E  M40Z300MQ1F  M40Z300MH6F  M40Z300MH6E 

ST-Microelectronics
STMicroelectronics

Description
The M40Z300/W NVRAM supervisor is a self-contained device which converts a standard low-power SRAM into a non-volatile memory. A precision voltage reference and comparator monitors the VCC input for an out-of-tolerance condition.

Features
■ Converts low power SRAM into NVRAMs
■ Precision power monitoring and power
   switching circuitry
■ Automatic WRITE-protection when VCC is outof-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 = 4.5 V to 5.5 V
      THS = VSS: 4.5 V ≤ VPFD ≤ 4.75 V
      THS = VOUT: 4.2 V ≤ VPFD ≤ 4.5 V
   – M40Z300W:
      VCC = 3.0 V to 3.6 V
      THS = VSS: 2.8 V ≤ VPFD ≤ 3.0 V
      VCC = 2.7 V to 3.3 V
      THS = VOUT: 2.5 V ≤ VPFD ≤ 2.7 V
■ Reset output (RST) for power on reset
■ Battery low pin (BL)
■ Less than 12 ns chip enable access
   propagation delay (for 5.0 V 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
■ RoHS compliant
   – Lead-free second level interconnect

View
M40Z300MH [5 V or 3 V NVRAM supervisor for up to 8 LPSRAMs ]

other parts : M40Z300  M40Z300W  M40Z300SH  M40Z300MQ  M40Z300WSH  M40Z300WMQ  M40Z300MH1F  M40Z300MH6F  M40Z300MQ1E  M40Z300MQ6E 

ST-Microelectronics
STMicroelectronics

Description
The M40Z300/W NVRAM supervisor is a self-contained device which converts a standard low-power SRAM into a non-volatile memory. A precision voltage reference and comparator monitors the VCC input for an out-of-tolerance condition.

Features
■ Converts low power SRAM into NVRAMs
■ Precision power monitoring and power
   switching circuitry
■ Automatic WRITE-protection when VCC is outof-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 = 4.5 V to 5.5 V
      THS = VSS: 4.5 V ≤ VPFD ≤ 4.75 V
      THS = VOUT: 4.2 V ≤ VPFD ≤ 4.5 V
   – M40Z300W:
      VCC = 3.0 V to 3.6 V
      THS = VSS: 2.8 V ≤ VPFD ≤ 3.0 V
      VCC = 2.7 V to 3.3 V
      THS = VOUT: 2.5 V ≤ VPFD ≤ 2.7 V
■ Reset output (RST) for power on reset
■ Battery low pin (BL)
■ Less than 12 ns chip enable access
   propagation delay (for 5.0 V 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
■ RoHS compliant
   – Lead-free second level interconnect

View
M40Z300MQ [5 V or 3 V NVRAM supervisor for up to 8 LPSRAMs ]

other parts : M40Z300  M40Z300W  M40Z300MH  M40Z300SH  M40Z300WMQ  M40Z300WSH  M40Z300MH6E  M40Z300MQ1E  M40Z300MQ6E  M40Z300MQ6F 

ST-Microelectronics
STMicroelectronics

Description
The M40Z300/W NVRAM supervisor is a self-contained device which converts a standard low-power SRAM into a non-volatile memory. A precision voltage reference and comparator monitors the VCC input for an out-of-tolerance condition.

Features
■ Converts low power SRAM into NVRAMs
■ Precision power monitoring and power
   switching circuitry
■ Automatic WRITE-protection when VCC is outof-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 = 4.5 V to 5.5 V
      THS = VSS: 4.5 V ≤ VPFD ≤ 4.75 V
      THS = VOUT: 4.2 V ≤ VPFD ≤ 4.5 V
   – M40Z300W:
      VCC = 3.0 V to 3.6 V
      THS = VSS: 2.8 V ≤ VPFD ≤ 3.0 V
      VCC = 2.7 V to 3.3 V
      THS = VOUT: 2.5 V ≤ VPFD ≤ 2.7 V
■ Reset output (RST) for power on reset
■ Battery low pin (BL)
■ Less than 12 ns chip enable access
   propagation delay (for 5.0 V 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
■ RoHS compliant
   – Lead-free second level interconnect

View
M40Z300MQ1_2000 [5V or 3V NVRAM Supervisor for Up to 8 LPSRAMs ]

other parts : M40Z300_2000  M40Z300W_2000  M40Z300MH1_2000  M40Z300WMH1_2000  M40Z300WMQ1_2000  M40Z300MH1TR_2000  M40Z300MQ1TR_2000  M40Z300WMH1TR_2000  M40Z300WMQ1TR_2000 

ST-Microelectronics
STMicroelectronics

NVRAM CONTROLLER for up to EIGHT LPSRAM

DESCRIPTION
The M40Z300/W NVRAM Controller is a self-contained device which converts a standard low-power SRAM into a non-volatile memory. A precision voltage reference and comparator monitors the VCC input for an out-of-tolerance condition.

■ CONVERT LOW POWER SRAMs 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
■ LESS THAN 12ns CHIP ENABLE ACCESS
   PROPAGATION DELAY (for 5.0V device)
■ PACKAGING INCLUDES a 28-LEAD SOIC
   and SNAPHAT® TOP, or a 16-LEAD SOIC
   (to be Ordered Separately)
■ SOIC PACKAGE PROVIDES DIRECT
   CONNECTION for a SNAPHAT TOP which
   CONTAINS the BATTERY
■ BATTERY LOW PIN (BL)

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