Datasheet 搜索 > 实时时钟芯片 > Maxim Integrated（美信） > DS1305E+ 数据手册 > DS1305E+ 其他数据使用手册 1/21 页
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DS1305E+ 其他数据使用手册 - Maxim Integrated（美信）
制造商:
Maxim Integrated（美信）
分类:
实时时钟芯片
封装:
TSSOP-20
描述:
MAXIM INTEGRATED PRODUCTS DS1305E+ 芯片, 实时时钟 3线接口/SPI
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DS1305E+数据手册
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REV: 070705
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:
-40°C to +85°C
§ 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.
V
CC2
1 16 V
CC1
V
BAT
2 15 PF
X1 3 14 V
CCIF
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
V
CC2
1 20 V
CC1
V
BAT
2 19 N.C.
X1 3 18 PF
N.C. 4 17 V
CCIF
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)
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