參數(shù)資料
型號： DS1501YE
英文描述： Real-Time Clock
中文描述： 實(shí)時(shí)時(shí)鐘
文件頁數(shù)： 1/30頁
文件大?。?/td> 291K
代理商： DS1501YE
1 of 30
022301
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 or +5V operation
Precision power-on reset
Power control circuitry supports system
power-on from date/day/time alarm or key
closure/modem detect signal
256 bytes user NV SRAM
Burst mode for reading/writing successive
addresses in NV SRAM
Auxiliary battery input
Accuracy
of
DS1511
±
=
1 min./month @ 25
°
C
Day of week/date alarm register
Crystal select bit allows RTC to operate with
6 pF or 12.5 pF crystal
Battery voltage level indicator flags
Available as chip (DS1501) or standalone
module with embedded battery and crystal
(DS1511)
Optional industrial temperature range -40
°
C to
+85
°
C (DS1501 only)
is
better
than
ORDERING INFORMATION
DS1501XXX
blank
N
commercial temp range
industrial temp range
Blank 28-pin DIP
E
28-pin TSOP
S
28-pin SOIC
Y
W
5V operation
3.3V operation
DS1511X
Dip Module
Y
W
5V operation
3.3V operation
PIN ASSIGNMENT
28-Pin DIP, 28-Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
SQW
OE
GND
CE
DQ7
DQ6
DQ5
DQ4
DQ3
WE
V
BAUX
V
BAT
KS
V
X1
X2
A4
A3
A2
A1
A0
DQ0
DQ1
DQ2
GND
PWR
RST
IRQ
15
16
17
18
19
20
21
22
23
24
25
26
27
28
1
2
3
4
5
6
7
8
9
10
11
12
13
14
OE
A3
SQW
KS
V
BAT
V
BAUX
WE
V
CC
PWR
X1
X2
RST
A4
IRQ
GND
CE
DQ6
DQ5
DQ4
DQ3
GND
DQ2
DQ1
DQ0
A0
A1
A2
DQ7
28-Pin TSOP
NC
NC
RST
IRQ
A4
A3
A2
A1
A0
DQ0
DQ1
DQ2
GND
PWR
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
SQW
OE
NC
CE
DQ7
DQ6
DQ5
DQ4
DQ3
KS
WE
V
NC
CC
V
28-Pin Encapsulated Package
(720-mil FLUSH)
DS1501/DS1511
Y2KC Watchdog Real Time Clock
www.dalsemi.com
Package Dimension Information can be found at:
http://www.dalsemi.com/datasheets/mechdwg.html
相關(guān)PDF資料
PDF描述
DS1501YS Real-Time Clock
DS1501 Y2K-Compliant Watchdog Real-Time Clocks
DS1511 Y2K-Compliant Watchdog Real-Time Clocks
DS1501-DS1511 Y2K-Compliant Watchdog Real-Time Clocks
DS1501YSN Hook-Up Wire; Conductor Size AWG:24; No. Strands x Strand Size:7 x 32; Jacket Color:White; Approval Bodies:UL, CSA; Approval Categories:UL AWM Styles 1007, 1565; CSA Types TR-64, TRSR-64; JQA-F; Passes VW-1 Flame Test RoHS Compliant: Yes
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
DS1501YE+ 功能描述:實(shí)時(shí)時(shí)鐘 Y2K-Compliant Watchdog 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(shí)間格式:HH:MM:SS RTC 存儲(chǔ)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(fēng)格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube
DS1501YE+T&R 制造商:Maxim Integrated Products 功能描述:REAL TIME CLOCK PARALLEL 256BYTE 28TSOP - Tape and Reel 制造商:Maxim Integrated Products 功能描述:IC RTC WDOG Y2K 5V 28-TSOP
DS1501YE+T&R 功能描述:實(shí)時(shí)時(shí)鐘 Y2K-Compliant Watchdog 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(shí)間格式:HH:MM:SS RTC 存儲(chǔ)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(fēng)格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube
DS1501YE+TR 制造商:MAXIM 制造商全稱:Maxim Integrated Products 功能描述:Y2K-Compliant Watchdog Real-Time Clocks
DS1501YEN 功能描述:實(shí)時(shí)時(shí)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(shí)間格式:HH:MM:SS RTC 存儲(chǔ)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(fēng)格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube
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