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參數(shù)資料
| 型號： | M48T02-200PC1 |
| 廠商： | 意法半導體 |
| 英文描述： | 16 Kbit 2Kb x8 TIMEKEEPER[ SRAM |
| 中文描述： | 16千位2KB的x8計時器[靜態(tài)存儲器 |
| 文件頁數(shù)： | 1/15頁 |
| 文件大?。?/td> | 94K |
| 代理商： | M48T02-200PC1 |
M48T02
M48T12
16 Kbit (2Kb x8) TIMEKEEPER
SRAM
November 1998
1/15
INTEGRATED ULTRALOW POWER SRAM,
REALTIME CLOCKand POWER-FAIL
CONTROLCIRCUIT
BYTEWIDE
RAM-LIKECLOCK ACCESS
BCD CODED YEAR, MONTH, DAY, DATE,
HOURS, MINUTES and SECONDS
TYPICALCLOCKACCURACY of
±
1 MINUTE
a MONTH, AT25
°
C
SOFTWARE CONTROLLED CLOCK
CALIBRATIONfor HIGH ACCURACY
APPLICATIONS
AUTOMATICPOWER-FAILCHIPDESELECTand
WRITEPROTECTION
WRITEPROTECT VOLTAGES
(V
PFD
= Power-fail DeselectVoltage):
– M48T02: 4.5V
≤
V
PFD
≤
4.75V
– M48T12: 4.2V
≤
V
PFD
≤
4.5V
SELF-CONTAINED BATTERYand CRYSTAL
in the CAPHAT DIP PACKAGE
PIN and FUNCTION COMPATIBLEwith
JEDECSTANDARD 2Kb x8 SRAMs
DESCRIPTION
The M48T02/12TIMEKEEPER
RAM is a 2Kb x8
non-volatile static RAM and real time clock which
is pin and functionalcompatiblewith the DS1642.
A special 24 pin 600mil DIP CAPHAT
package
housestheM48T02/12siliconwitha quartzcrystal
and a long life lithium button cell to form a highly
integratedbatterybacked-upmemoryandrealtime
clocksolution.
AI01027
11
A0-A10
W
DQ0-DQ7
VCC
M48T02
M48T12
G
VSS
8
E
Figure 1. LogicDiagram
A0-A10
Address Inputs
DQ0-DQ7
Data Inputs / Outputs
E
Chip Enable
G
Output Enable
W
Write Enable
V
CC
Supply Voltage
V
SS
Ground
Table1. SignalNames
24
1
PCDIP24 (PC)
Battery/Crystal CAPHAT
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| M50747-xxxFP | SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER |
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| M48T02-200PC1 | 制造商:STMicroelectronics 功能描述:IC SRAM TIMEKEEPER 16K |
| M48T02-200PC1TR | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:5.0V, 16 Kbit (2Kb x 8) TIMEKEEPER㈢ SRAM |
| M48T02-70PC1 | 功能描述:實時時鐘 16K (2Kx8) 70ns RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 總線接口:I2C 日期格式:DW:DM:M:Y 時間格式:HH:MM:SS RTC 存儲容量:64 B 電源電壓-最大:5.5 V 電源電壓-最小:1.8 V 最大工作溫度:+ 85 C 最小工作溫度: 安裝風格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube |
| M48T02-70PC1 | 制造商:STMicroelectronics 功能描述:IC NVRAM 10 YR BATTERY 16K 48T02 |
| M48T02-70PC1TR | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:5.0V, 16 Kbit (2Kb x 8) TIMEKEEPER㈢ SRAM |
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