参数资料
型号: M48T513Y-85CS1
厂商: STMICROELECTRONICS
元件分类: 时钟/数据恢复及定时提取
英文描述: 0 TIMER(S), REAL TIME CLOCK, PDSO32
封装: SNAPHAT, PLASTIC, SO-44
文件页数: 1/31页
文件大小: 168K
代理商: M48T513Y-85CS1
1/31
August 2001
M48T513Y
M48T513V
5.0 or 3.3V, 4 Mbit (512 Kbit x 8) TIMEKEEPER SRAM
FEATURES SUMMARY
s
INTEGRATED ULTRA LOW POWER SRAM,
REAL TIME CLOCK, POWER-FAIL CONTROL
CIRCUIT, BATTERY, and CRYSTAL
s
YEAR 2000 COMPLIANT
s
BCD CODED CENTURY, YEAR, MONTH,
DAY, DATE, HOURS, MINUTES, and
SECONDS
s
BATTERY LOW WARNING FLAG
s
AUTOMATIC POWER-FAIL CHIP DESELECT
and WRITE PROTECTION
s
TWO WRITE PROTECT VOLTAGES:
(VPFD = Power-fail Deselect Voltage)
– M48T513Y: VCC = 4.5 to 5.5V
4.2V
≤ VPFD ≤ 4.5V
– M48T513V: VCC = 3.0 to 3.6V
2.7V
≤ VPFD ≤ 3.0V
s
CONVENTIONAL SRAM OPERATION;
UNLIMITED WRITE CYCLES
s
SOFTWARE CONTROLLED CLOCK
CALIBRATION FOR HIGH ACCURACY
APPLICATIONS
s
10 YEARS OF DATA RETENTION and CLOCK
OPERATION IN THE ABSENCE OF POWER
s
SELF CONTAINED BATTERY and CRYSTAL
IN DIP PACKAGE
s
MICROPROCESSOR POWER-ON RESET
(Valid even during battery back-up mode)
s
PROGRAMMABLE ALARM OUTPUT ACTIVE
IN BATTERY BACK-UP MODE
s
SURFACE MOUNT CHIP SET PACKAGING
(Figure 2) INCLUDES A 44-PIN SOIC and A 32-
LEAD TSOP (SNAPHAT Top to be ordered
separately)
s
SOIC PACKAGE PROVIDES DIRECT
CONNECTION FOR A SNAPHAT TOP WHICH
CONTAINS THE BATTERY and CRYSTAL
s
SNAPHAT HOUSING (BATTERY/CRYSTAL)
IS REPLACEABLE
Figure 1. 36-pin Module
Figure 2. Surface-Mount Chipset Solution
36
1
PLDIP36 (PL)
Module
32
1
TSOP II 32 (NC)
(10 x 20mm)
SNAPHAT (SH)
Crystal / Battery
SOH44 (M)
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相关代理商/技术参数
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M48T513Y-85PM1 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:3.3V-5V 4 Mbit 512Kb x8 TIMEKEEPER SRAM
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M48T513YSH 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:3.3V-5V 4 Mbit 512Kb x8 TIMEKEEPER SRAM
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M48T559Y 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:64 Kbit 8Kb x8 TIMEKEEPER SRAM with ADDRESS/DATA MULTIPLEXED