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FEATURES
Real-Time Clock (RTC) Counts Seconds,
Minutes, Hours, Date of the Month, Month,
Day of the Week, and Year with Leap-Year
Compensation Valid Up to 2100
96-Byte, Battery-Backed NV RAM for Data
Storage
Two Time-Of-Day Alarms, Programmable
on Combination of Seconds, Minutes, Hours,
and Day of the Week
Supports Motorola SPI (Serial Peripheral
Interface) Modes 1 and 3 or Standard 3-Wire
Interface
Burst Mode for Reading/Writing Successive
Addresses in Clock/RAM
Dual-Power Supply Pins for Primary and
Backup Power Supplies
Optional Trickle Charge Output to Backup
Supply
2.0V to 5.5V Operation
Optional Industrial Temperature Range:
-
C to +85C
Available in Space-Efficient, 20-Pin TSSOP
Package
Underwriters Laboratory (UL) Recognized
PIN CONFIGURATIONS
TYPICAL OPERATING CIRCUIT
www.maxim-ic.com
DS1305
Serial Alarm Real-Time Clock
SPI is a trademark of Motorola, Inc.
VCC2
1
16
VCC1
VBAT
2
15
PF
X1
3
14
VCCIF
X2
4
13
SDO
N.C.
5
12
SDI
INT0
6
11
SCLK
INT1
7
10
CE
GND
8
9
SERMODE
DIP (300 mils)
DS1305
VCC2
1
20
VCC1
VBAT
2
19
N.C.
X1
3
18
PF
N.C.
4
17
VCCIF
X2
5
16
SD0
N.C.
6
15
SDI
INT0
7
14
SCLK
N.C.
8
13
N.C.
INT1
9
12
CE
GND
10
11
SERMODE
DS1305
TSSOP (4.4mm)
TOP VIEW
19-5055; Rev 12/09
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相关代理商/技术参数
DS1305E/TR 制造商:MAXIM 制造商全称:Maxim Integrated Products 功能描述:Serial Alarm Real-Time Clock
DS1305E+ 功能描述:实时时钟 Serial Alarm RTC 3-Wire RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 总线接口:I2C 日期格式:DW:DM:M:Y 时间格式:HH:MM:SS RTC 存储容量:64 B 电源电压-最大:5.5 V 电源电压-最小:1.8 V 最大工作温度:+ 85 C 最小工作温度: 安装风格:Through Hole 封装 / 箱体:PDIP-8 封装:Tube
DS1305E+R 制造商:DALLAS 制造商全称:Dallas Semiconductor 功能描述:Serial Alarm Real-Time Clock
DS1305E+T 制造商:DALLAS 制造商全称:Dallas Semiconductor 功能描述:Serial Alarm Real-Time Clock
DS1305E+T&R 制造商:Maxim Integrated Products 功能描述: 制造商:Maxim Integrated Products 功能描述:REAL TIME CLOCK SERL 96BYTE 20TSSOP - Tape and Reel 制造商:Maxim Integrated Products 功能描述:SERIAL ALARMRTC 20PTSSOPT&R LFREE 制造商:Maxim Integrated Products 功能描述:IC RTC SERIAL ALARM 20-TSSOP 制造商:Maxim Integrated Products 功能描述:Real Time Clock Serial Alarm RTC 3-Wire
DS1305E+T&R 功能描述:实时时钟 Serial Alarm RTC 3-Wire RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 总线接口:I2C 日期格式:DW:DM:M:Y 时间格式:HH:MM:SS RTC 存储容量:64 B 电源电压-最大:5.5 V 电源电压-最小:1.8 V 最大工作温度:+ 85 C 最小工作温度: 安装风格:Through Hole 封装 / 箱体:PDIP-8 封装:Tube
DS1305E+TR 制造商:MAXIM 制造商全称:Maxim Integrated Products 功能描述:Serial Alarm Real-Time Clock
DS1305EN 功能描述:实时时钟 Serial Alarm RTC 3-Wire RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 总线接口:I2C 日期格式:DW:DM:M:Y 时间格式:HH:MM:SS RTC 存储容量:64 B 电源电压-最大:5.5 V 电源电压-最小:1.8 V 最大工作温度:+ 85 C 最小工作温度: 安装风格:Through Hole 封装 / 箱体:PDIP-8 封装:Tube