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DS1306EN 参数 Datasheet PDF下载

DS1306EN图片预览
型号: DS1306EN
PDF下载: 下载PDF文件 查看货源
内容描述: 闹钟的串行实时时钟RTC [Serial Alarm Real Time Clock RTC]
分类和应用: 外围集成电路光电二极管闹钟时钟
文件页数/大小: 20 页 / 278 K
品牌: DALLAS [ DALLAS SEMICONDUCTOR ]
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DS1306
Serial Alarm Real Time Clock (RTC)
www.dalsemi.com
FEATURES
Real time clock 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 nonvolatile RAM for data storage
Two Time of Day Alarms - programmable on
combination of seconds, minutes, hours, and
day of the week
1 Hz and 32.768 kHz clock outputs
Serial interface supports Motorola Serial
Peripheral Interface (SPI) serial data ports 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
2.0 - 5.5V operation
Optional industrial temperature range
-40°C to +85°C
Available in space-efficient 20-pin TSSOP
package
Recognized by Underwriters Laboratory
PIN ASSIGNMENT
V
CC2
V
BAT
X1
NC
X2
NC
INT0
INT1
1 Hz
GND
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
V
CC1
NC
32 kHz
V
CCIF
SDO
SDI
SCLK
NC
CE
SERMODE
DS1306 20-Pin TSSOP (173 mil)
V
CC2
V
BAT
X1
X2
INT0
INT1
1 Hz
GND
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
V
CC1
32 kHz
V
CCIF
SDO
SDI
SCLK
CE
SERMODE
DS1306 16-Pin DIP (300 mil)
PIN DESCRIPTION
V
CC1
V
CC2
V
BAT
V
CCIF
GND
X1, X2
INT0
ORDERING INFORMATION
DS1306
DS1306N
DS1306E
DS1306EN
16-Pin DIP
16-Pin DIP (Industrial)
20-Pin TSSOP
20-Pin TSSOP (Industrial)
INT1
SDI
SDO
CE
SCLK
SERMODE
1 Hz
32 kHz
1 of 20
– Primary Power Supply
– Backup Power Supply
– +3V Battery Input
– Interface Logic Power Supply
Input
– Ground
– 32.768 kHz Crystal Connection
– Interrupt 0 Output
– Interrupt 1 Output
– Serial Data In
– Serial Data Out
– Chip Enable
– Serial Clock
– Serial Interface Mode
- 1 Hz Output
- 32.768 kHz Output
070900