欧美成人免费电影,国产欧美一区二区三区精品酒店,精品国产a毛片,色网在线免费观看

參數資料
型號: DS17285EN-3
廠商: DALLAS SEMICONDUCTOR
元件分類: Timer or RTC
英文描述: 1 TIMER(S), REAL TIME CLOCK, PDSO28
封裝: TSOP-28
文件頁數: 1/38頁
文件大小: 415K
代理商: DS17285EN-3
1 of 38
070300
FEATURES
Incorporates industry standard DS1287 PC clock
plus enhanced features:
Y2K Compliant
+3 or +5V operation
SMI recovery stack
64-bit silicon serial number
Power control circuitry supports system
power on from date/time alarm or key
closure
32 kHz output on power-up
Crystal select bit allows RTC to operate with
6 pF or 12.5 pF crystal
114 bytes user NV RAM
Auxiliary battery input
2 kbytes additional NV RAM
RAM clear input
Century register
Date alarm register
Compatible with existing BIOS for original
DS1287 functions
Available as chip (DS17285) or stand-alone
module with embedded battery and crystal
(DS17287)
Timekeeping algorithm includes leap year
compensation valid up to 2100
PIN ASSIGNMENT
DS17285/DS17287
3 Volts/5 Volts Real Time Clock
www.dalsemi.com
PWR
1
2
3
4
5
6
7
8
9
10
11
12
23
DS17287 24-Pin
Encapsulated Package
NC
AD1
AD3
AD4
AD5
AD6
AD7
GND
VCC
SQW
VBAUX
RCLR
NC
IRQ
KS
RD
NC
WR
ALE
CS
24
22
21
20
19
18
17
16
15
14
13
NC
AD0
AD2
PWR
1
2
3
4
5
6
7
8
9
10
11
12
23
DS17285 24-Pin DIP
DS17285S 24-Pin SOIC
X2
AD1
AD3
AD4
AD5
AD6
AD7
GND
VCC
SQW
VBAUX
RCLR
VBAT
IRQ
KS
RD
GND
WR
ALE
CS
24
22
21
20
19
18
17
16
15
14
13
X1
AD0
AD2
IRQ
1
28
KS
VBAT
227
RD
RCLR
3
26
GND
VBAUX
425
WR
SQW
5
24
ALE
VCC
623
CS
VCC
7
22
GND
PWR
8
21
GND
X1
9
20
AD7
X2
10
19
AD6
NC
11
18
NC
ADO
12
17
AD5
AD1
13
16
AD4
AD2
14
15
AD3
DS17285E 28-Pin TSOP
相關PDF資料
PDF描述
DS17285S-3 1 TIMER(S), REAL TIME CLOCK, PDSO24
DS1742-100 0 TIMER(S), REAL TIME CLOCK, PDIP24
DS1742W-120 0 TIMER(S), REAL TIME CLOCK, PDIP24
DS1742-70 0 TIMER(S), REAL TIME CLOCK, PDIP24
DS1742W-150 0 TIMER(S), REAL TIME CLOCK, DMA24
相關代理商/技術參數
參數描述
DS17285EN-3+ 功能描述:實時時鐘 3V/5V RTC K Multiplexed Kick-S 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
DS17285EN-5 制造商:DALLAS 制造商全稱:Dallas Semiconductor 功能描述:3V/5V Real-Time Clock
DS17285N-3 制造商:DALLAS 制造商全稱:Dallas Semiconductor 功能描述:3V/5V Real-Time Clock
DS17285N5 制造商:MAXIM 制造商全稱:Maxim Integrated Products 功能描述:Real-Time Clocks
DS17285N-5 功能描述:實時時鐘 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
主站蜘蛛池模板: 湖州市| 舞阳县| 天镇县| 三门峡市| 东丰县| 东乌珠穆沁旗| 郴州市| 沙雅县| 许昌市| 阿瓦提县| 韶关市| 景泰县| 秭归县| 龙里县| 周至县| 贡嘎县| 来宾市| 田林县| 错那县| 芦溪县| 那曲县| 饶平县| 龙南县| 石狮市| 克拉玛依市| 泸水县| 光山县| 固始县| 乌兰察布市| 安丘市| 蓬安县| 左权县| 枝江市| 迭部县| 南汇区| 连云港市| 屯昌县| 清徐县| 崇明县| 灌南县| 井冈山市|