Details, datasheet, quote on part number: M48T513V
PartM48T513V
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 M48T513V 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 (SNAPHAT® 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 TIMEKEEPER® Registers. 16 Reading the Clock. 16 Setting the Clock. 16 Stopping and Starting the Oscillator. 16 TIMEKEEPER® 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
M48T513Y-70PL1
Some Part number from the same manufacture ST Microelectronics, Inc.
M48T513V-70CS1 3.3v-5v 4 Mbit 512kb x8 Timekeeper SRAM
M48T513Y 3.3V-5V 4 MB (512K X 8) Timekeeper SRAM
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

L9651 : Smart Quad Switch

M54HC698M1R : Hc697/699 U/d 4 Bit Binary Counter/register 3-state Hc696/698 U/d Decade Counter/register 3-state

M74HC299M1R : HC/HCT->High Speed CMOS 8 Bit Pipo Shift Register With Asynchronous Clear

PSD935G2-C-90U : Configurable Memory System on a Chip For 8-bit Microcontrollers

TS932IN : Output Rail to Rail Micropower Operational Amplifiers

DVIULC6-4SC6 : Ultra low capacitance ESD protection The DVIULC6-4SC6 is a monolithic, application specific discrete device dedicated to ESD protection of high speed interfaces, such as DVI, HDMI, IEEE 1394a and IEEE 1394b, USB2.0, Ethernet links and video lines. Its ultra low line capacitance secures a hig

PSD814F4V-90JIT : Flash In-system Programmable ISP Peripherals For 8-bit MCUs

UC2840 : Programmable, Off-liine, PWM Controller

PSD854F3A-20JT : Flash In-system Programmable ISP Peripherals For 8-bit MCUs

STM32F205VCT6 : Embedded - Microcontroller Integrated Circuit (ics) Internal Tray 1.8 V ~ 3.6 V; MCU ARM 256KB FLASH 100LQFP Specifications: Program Memory Size: 256KB (256K x 8) ; RAM Size: 100K x 8 ; Number of I /O: 82 ; Package / Case: 100-LQFP ; Speed: 120MHz ; Oscillator Type: Internal ; Packaging: Tray ; Program Memory Type: FLASH ; EEPROM Size: - ; Core Processor: ARM® Cortex™-M3 ; Data Converters: A/D 16x12b; D/A

TYN610/F5 : 10 A, 600 V, SCR Specifications: VDRM: 600 volts ; VRRM: 600 volts ; IT(RMS): 10 amps ; IGT: 15 mA ; Standards and Certifications: RoHS ; Package Type: TO-220, TO-220, 3 PIN ; Pin Count: 3

Same catergory

8735AM-21 : . 1 differential 3.3V LVPECL output pair, 1 differential feedback output pair Differential CLK, nCLK input pair CLK, nCLK pair can accept the following differential input levels: LVDS, LVPECL, LVHSTL, SSTL, HCSL Output frequency range: to 700MHz Input frequency range: to 700MHz VCO range: to 700MHz Programmable dividers allow for the following output-to-input.

A159B : Crystal 14.745600mhz.

CDCV304PW : Non-PLL. ti CDCV304, General Purpose And Pci-x 1:4 Clock Buffer. General-Purpose and PCI-X 1:4 Clock Buffer Operating Frequency: 0 MHz to 140 MHz Low Output Skew: <100 ps Distributes One Clock Input to One Bank of Four Outputs Output Enable Control That Drives Outputs Low When OE Is Low Operates From Single 3.3-V Supply 8-Pin TSSOP Package The is a high-performance, low-skew, general-purpose and PCI-X clock buffer.

EXO-3/16.WOMHZ : Crystal Oscillator Programmable. Frequency range 46.875kHz-20MHz Supply voltage range to 6V Starting time <1.5mS Ultrasonic cleaning is available Suitable for various automatic assembly machines Low current consumption (CMOS IC structure) Standby function included High in noise margin Usable with no adjustment Most frequencies held ex-stock SMD version, see Seiko Epson The is a super-small.

ICS9158-05 : Buffered Clock Generator For Pentium(tm) /triton(tm) Systems. Buffered Clock Generator for PentiumTM /Triton TM Systems The is a low cost frequency generator designed specifically to clock Pentium systems using the Triton chip set. Three copies of the CPU clock are available or 66.7 MHz. Five copies of the synchronous BUS clock run at half the CPU frequency. A 14.318 MHz REFCLK, 12 MHz, KEYBD, and 24 MHz FLOPPY.

ICS9159-20 : Frequency Generator For Sis551x And Sis6205 Chip Set Systems. The is a low-cost frequency generator designed specifically for SIS551X chip set and SIS6205 VGA controller. The integrated buffer minimizes skew. A 14.31818 MHz XTAL oscillator provides the reference clock to generate standard PentiumTM frequencies. The CPU clock makes gradual frequency transitions without violating the PLL timing of internal microprocessor.

ICS9248-80 : Clock Circuits. General Purpose 133mhz System Clock. The is a general purpose system clock. It provides 8 output CLKs, 1 REF CLK and excellent power management through CLK_STOP#. Spread spectrum may be enabled through I2C programming. Spread spectrum typically reduces EMI to 10 dB. This simplifies EMI qualification without resorting to board design iterations or costly shielding. The ICS9248-80 employs.

MSFC12-83-026K0 : 83.16 Mhz, if Filter For Amps. ˇIF filter for AMPS. ˇBecause it is leadless type, automatic mounting is possible. ˇExcellent group delay distortion characteristics. MSFC12-83-026K0 Unit MHz : kHz dB Conditions -3dB Fo±13kHz Minimum Loss Fo+120kHz S //pF Fo±13kHz s 83.16 Fo±13 MIN. 1.5 MAX. 5.0 MAX. 50 MIN. 25 MIN. 50 MIN. 10 MAX. 810//-1.5 Typ. MSFC12-85-026K1 Conditions -3dB Fo­10kHz.

NC-38 : Crystal Oscillators. ValpeyFisher offers state of the art technology in tuning fork crystals for Frequency kHz Range Frequency ppm 25°C, Tolerance CL=12.5pF Frequency ppm/ Temperature Stability(K) (°C)2 Coefficient Temperature Range: Equivalent Series Resistance (ESR) Insulation Resistance Drive Level M 100 VDC microprocessors, computers, peripheral 1.0 µW clocks, watches,.

PLL602-13 : XO crystal oscillators. , 12 - 24MHz In, 192 - 400MHz Out, Pecl, 3.3V.

PMB2110 : GSM Dualband TX Vco.

PTX : Crystal Oscillators. Technology = SMT ;; Package = 4.73 X 13.0 X 11.4 MM ;; Frequency = 3.579 to 60.000 MHZ.

VCO190-845T : High Performance Signal Source. Model: VCO190-845T Rev: A Date: 4/22/2003 Customer: VARI-L COMPANY Operating Temperature Range: ° C) Parameter Frequency Range Tuning Voltage: 832 MHz 858 MHz Tuning Sensitivity Output Power Output Phase Noise: 10 kHz 100 kHz Power Supply Current Harmonic Suppression: 2nd Harmonic 3rd Harmonic Spurious (Non-Harmonic) Frequency Pushing 4.75-5.25 V Frequency.

VCXO-7050 : Crystal Oscillators. 12.2880-80.0000 Mhz, Miniature Vcxo Geared to Broadband.

NB7V586M : 1.8 V Differential 2:1 Mux Input To 1.2 V / 1.8 V 1:6 CML Clock/Data Fanout Buffer/Translator The NB7V586M is a differential 1-to-6 CML Clock/Data Distribution chip featuring a 2:1 Clock/Data input multiplexer with an input select pin. The INx/INxb inputs incorporate internal 50-ohm termination resistors and will accept differential LVPECL, CML, or LVDS.

 
0-C     D-L     M-R     S-Z