Details, datasheet, quote on part number: M48T513Y
PartM48T513Y
CategoryTiming Circuits => Real Time Clocks => RTC/RAM Combo
TitleRTC/RAM Combo
Description3.3V-5V 4 MB (512K X 8) Timekeeper SRAM
CompanyST Microelectronics, Inc.
DatasheetDownload M48T513Y datasheet
  

 

Features, Applications

FEATURES SUMMARY s INTEGRATED ULTRA LOW POWER SRAM, REAL TIME CLOCK, POWER-FAIL CONTROL CIRCUIT, BATTERY, and CRYSTAL

YEAR 2000 COMPLIANT BCD CODED CENTURY, YEAR, MONTH, DAY, DATE, HOURS, MINUTES, and SECONDS BATTERY LOW WARNING FLAG AUTOMATIC POWER-FAIL CHIP DESELECT and WRITE PROTECTION TWO WRITE PROTECT VOLTAGES: (VPFD = Power-fail Deselect Voltage) ­ M48T513Y: VCC 5.5V 4.2V VPFD ­ M48T513V: VCC 3.6V 2.7V VPFD 3.0V CONVENTIONAL SRAM OPERATION; UNLIMITED WRITE CYCLES SOFTWARE CONTROLLED CLOCK CALIBRATION FOR HIGH ACCURACY APPLICATIONS 10 YEARS OF DATA RETENTION and CLOCK OPERATION IN THE ABSENCE OF POWER SELF CONTAINED BATTERY and CRYSTAL IN DIP PACKAGE MICROPROCESSOR POWER-ON RESET (Valid even during battery back-up mode) PROGRAMMABLE ALARM OUTPUT ACTIVE IN BATTERY BACK-UP MODE SURFACE-MOUNT (SMT) SOLUTION (Figure 2) INCLUDES A 44-PIN SOIC and A 32-LEAD TSOP (SNAPHATŪ Top to be ordered separately) SOIC PACKAGE PROVIDES DIRECT CONNECTION FOR A SNAPHAT TOP WHICH CONTAINS THE BATTERY and CRYSTAL SNAPHAT HOUSING (BATTERY/CRYSTAL) IS REPLACEABLE

TABLE OF CONTENTS DESCRIPTION. 4 Logic Diagram (Figure 3.). 4 Signal Names (Table 4 36-pin Module Connections (Figure 4.). 5 Block Diagram (Figure 5.). 5 Hardware Hookup for Surface-mount (SMT) Solution (Figure 6.). 6 MAXIMUM RATING. 7 Absolute Maximum Ratings (Table 7 DC AND AC PARAMETERS. 8 Operating and AC Measurement Conditions (Table 8 AC Measurement Load Circuit (Figure 7.). 8 Capacitance (Table 8 DC Characteristics (Table 5.). 9 OPERATING MODES. 10 Operating Modes (Table 6.). 10 READ Mode. 11 Chip Enable or Output Enable Controlled, READ Mode AC Waveforms (Figure 8.). 11 Address Controlled, READ Mode AC Waveforms (Figure 9.). 11 READ Mode AC Characteristics (Table 7.). 12 WRITE Mode. 13 WRITE Enable Controlled, WRITE AC Waveforms (Figure 10.). 13 Chip Enable Controlled, WRITE AC Waveforms (Figure 11.). 13 WRITE Mode AC Characteristics (Table 8.). 14 Data Retention Mode. 15 Power Down/Up AC Characteristics (Table 9.). 15 Power Down/Up Trip Points DC Characteristics (Table 10.). 16

CLOCK OPERATIONS. 16 TIMEKEEPERŪ Registers. 16 Reading the Clock. 16 Setting the Clock. 16 Stopping and Starting the Oscillator. 16 TIMEKEEPERŪ Register Map (Table 11.). 17 Calibrating the Clock. 18 Setting the Alarm Clock. 18 Alarm Interrupt Reset Waveform (Figure 13.). 19 Alarm Repeat Mode (Table 12.). 19 Back-up Mode Alarm Waveforms (Figure 14.). 20 Watchdog Timer. 20 Power-on Reset. 21 Reset Input (RSTIN). 21 Battery Low Warning. 21 Initial Power-on Defaults. 21 RSTIN Timing Waveform (Figure 15.). 21 Reset AC Characteristics (Table 13.). 21 Crystal Accuracy Across Temperature (Figure 16.). 22 Calibration Waveform (Figure 17.). 22 Power Supply Decoupling and Undershoot Protection. 23 Supply Voltage Protection (Figure 18.). 23 PART NUMBERING. 24 SNAPHAT Battery Table (Table 15.). 24 PACKAGE MECHANICAL INFORMATION. 25 REVISION HISTORY. 30


 

Related products with the same datasheet
M48T513Y-70PL1
Some Part number from the same manufacture ST Microelectronics, Inc.
M48T513Y-70CS1 3.3v-5v 4 Mbit 512kb x8 Timekeeper SRAM
M48T513Y-70PL1 3.3V-5V 4 MB (512K X 8) Timekeeper SRAM
M48T513Y-70PM1 3.3v-5v 4 Mbit 512kb x8 Timekeeper SRAM
M48T559Y 64K (8K X8) Timekeeper SRAM With Address/data Multiplexed
M48T559YMH 64 Kbit 8kb x8 Timekeeper SRAM With Address/data Multiplexed
M48T58 64 Kbit (8KB X 8) Timekeeper SRAM
M48T58-70MH1 64 Kbit 8kb x8 Timekeeper SRAM
M48T58V 64 Kbit (8KB X 8) Timekeeper SRAM
M48T58Y
M48T58Y-70MH1
M48T58Y-70MH1E
M48T58Y-70PC1
M48T58YMH 64 Kbit 8kb x8 Timekeeper SRAM
M48T59 64Kb (x8), 70ns, 5V R5%, 10 Year Battery**, Watchdog, Reset Output, Alarms, Battery Low Flag, Wake-up
M48T59-70MH1 64 Kbit 8kb x8 Timekeeper SRAM
M48T59Y 64 Kbit (8KB X8) Timekeeper SRAM
M48T59Y-70MH1
M48T59Y-70MH6 64 Kbit 8kb x8 Timekeeper SRAM
M48T59Y-70MH6E 64 Kbit (8KB X8) Timekeeper SRAM
M48T59Y-70MH6TR 64 Kbit 8kb x8 Timekeeper SRAM
M48T59Y-70PC1 64 Kbit (8KB X8) Timekeeper SRAM

M27C256B-90B7TR : 256 Kbit ( 32kb X 8 ) uv EPROM And OTP EPROM

M54HC221AF1R : Dual Monostable Multivibrator

PSD4135G3V-A-12B81 : Flash In-system-programmable Peripherals For 16-bit MCUs

STV2310SD : Multistandard TV Digital Video Decoder with Adaptive Comb Filter and Rgb/ycrcb Input

M95020-WMN6TP/W : 4kbit, 2kbit and 1kbit Serial SPI Bus Eeprom With High Speed Clock

STV2286C : I2C Bus-controlled Multistandard Single CHIP TV Processor

ST92F124CV1TB : 8/16-bit Single Voltage Flash MCU Family WITH RAM, E3 Tm(emulated Eeprom), CAN 2.0B AND J1850 BLPD

STP75N3LLH6 : Fet - Single Discrete Semiconductor Product 75A 30V 60W Through Hole; MOSFET N-CH 30V 75A TO-220AB Specifications: Mounting Type: Through Hole ; FET Type: MOSFET N-Channel, Metal Oxide ; Drain to Source Voltage (Vdss): 30V ; Current - Continuous Drain (Id) @ 25° C: 75A ; Rds On (Max) @ Id, Vgs: 5.9 mOhm @ 37.5A, 10V ; Input Capacitance (Ciss) @ Vds: 2030pF @ 25V ; Power - Max: 60W ; Packaging: Tu

STP16DPPS05XTTR : Pmic - Led Driver Integrated Circuit (ics) General Purpose - -; IC LED DRIVER LINEAR 24-TSSOP Specifications: Type - Primary: General Purpose ; Type - Secondary: - ; Number of Outputs: 16 ; Constant Current: - ; Constant Voltage: - ; Topology: Linear, High Side ; Frequency: 30MHz ; Lead Free Status: Lead Free ; RoHS Status: RoHS Compliant

M95256-MN6G : 32 X 8 SPI BUS SERIAL EEPROM, 60 ns, PBGA8 Specifications: Density: 0 kbits ; Number of Words: 32 k ; Bits per Word: 8 bits ; Bus Type: Serial ; Production Status: Full Production ; Data Rate: 5 MHz ; Access Time: 60 ns ; Logic Family: CMOS ; Supply Voltage: 5V ; Package Type: 0.50 MM PITCH, HALOGEN FREE AND ROHS COMPLIANT, WLCSP-8 ; Pins: 8

M95320-DW6G/P : 4K X 8 SPI BUS SERIAL EEPROM, PDSO8 Specifications: Density: 33 kbits ; Number of Words: 4 k ; Bits per Word: 8 bits ; Bus Type: Serial ; Production Status: Full Production ; Data Rate: 5 MHz ; Logic Family: CMOS ; Supply Voltage: 5V ; Package Type: 0.169 INCH, HALOGEN FREE AND ROHS COMPLIANT, TSSOP-8, TSSOP ; Pins: 8 ; Operating Rang

 
0-C     D-L     M-R     S-Z