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DS1501WE/TR中文資料美信數(shù)據(jù)手冊PDF規(guī)格書
DS1501WE/TR規(guī)格書詳情
GENERAL DESCRIPTION
The DS1501/DS1511 are full-function, year 2000-compliant real-time clock/calendars (RTCs) with an RTC alarm, watchdog timer, power-on reset, battery monitors, 256 bytes NV SRAM, and a 32.768kHz output. User access to all registers within the DS1501/DS1511 is accomplished with a byte-wide interface, as shown in Figure 8. The RTC registers contain century, year, month, date, day, hours, minutes, and seconds data in 24-hour binary-coded
decimal (BCD) format. Corrections for day of month and leap year are made automatically.
FEATURES
BCD-Coded Century, Year, Month, Date, Day, Hours, Minutes, and Seconds with Automatic Leap-Year Compensation Valid Up to the Year 2100
Programmable Watchdog Timer and RTC Alarm
Century Register; Y2K-Compliant RTC
+3.3 (W) or +5V (Y) Operation
Precision Power-On Reset
Power-Control Circuitry Support System
? Power-On from Date/Day/Time Alarm or Key
? Closure/Modem-Detect Signal
256 Bytes Battery-Backed SRAM
Auxiliary Battery Input
Accuracy of DS1511 Better than ±1 Minute/Month at +25°C
Day-of-Week/Date Alarm Register
Crystal Select Bit Allow RTC to Operate with 6pF or 12.6pF Crystal (DS1501)
Battery Voltage-Level Indicator Flags
Available as Chip (DS1501) or Stand-Alone
? Encapsulated DIP Module with Embedded
? Battery and Crystal (DS1511)
APPLICATIONS
Remote Systems
Battery-Backed Systems
Telecom Switches
Office Equipment
Consumer Electronics
Underwriters Laboratories (UL) Recognized
供應商 | 型號 | 品牌 | 批號 | 封裝 | 庫存 | 備注 | 價格 |
---|---|---|---|---|---|---|---|
DANAS |
05+ |
TSOP28 |
5000 |
全新原裝進口自己庫存優(yōu)勢 |
詢價 | ||
MAX |
20+ |
28-TSOP |
65790 |
原裝優(yōu)勢主營型號-可開原型號增稅票 |
詢價 | ||
DLZ |
22+ |
TSOP28 |
354000 |
詢價 | |||
MAXIM |
23+ |
TSOP |
8888 |
專做原裝正品,假一罰百! |
詢價 | ||
MAXIMINTEGRA |
22+ |
28-TSOP |
11792 |
絕對進口原裝現(xiàn)貨 |
詢價 | ||
MAXIM |
2023+ |
N/A |
80000 |
一級代理/分銷渠道價格優(yōu)勢 十年芯程一路只做原裝正品 |
詢價 | ||
Dallas |
23+ |
28-TSOP |
6672 |
詢價 | |||
DallasSemiconductor |
22+23+ |
28-TSOP |
12735 |
絕對原裝正品全新進口深圳現(xiàn)貨 |
詢價 | ||
MAXIM |
2016+ |
TSOP28 |
3526 |
假一罰十進口原裝現(xiàn)貨原盤原標! |
詢價 | ||
MAXIMINTEGRATEDPRODUCTSI |
24+ |
1242 |
詢價 |