參數(shù)資料
型號: DS1384
英文描述: Watchdog Timekeeping Controller
中文描述: 看門狗實時時鐘控制器
文件頁數(shù): 1/17頁
文件大?。?/td> 307K
代理商: DS1384
1 of 17
091300
FEATURES
Keeps track of hundredths of seconds,
seconds, minutes, hours, days, date of the
month, months, and years with leap year
compensation valid up to 2100
Watchdog timer restarts an out-of-control
processor
Alarm function schedules real-time related
activities
Programmable interrupts and square wave
outputs
Bytewide RAM-like access
50 bytes of on board user RAM
Greater than 10 years timekeeping and data
retention in the absence of power with small
lithium coin cells
Supports up to 128k x 8 of external static RAM
All timekeeping registers and on board RAM
are individually addressable via the address
and data bus
ORDERING INFORMATION
DS 1384FP-12
44-Pin FP
PIN ASSIGNMENT
PIN DESCRIPTION
INTA
INTB
(INTB) - Interrupt Output B (open drain)
A0-A16
- Address Inputs
DQ0-DQ7
- Data Input/Output
- Chip Enable
- Output Enable
- Write Enable
V
CC
- +5V Input
GND
- Ground
NC
- No Connection
SQW
- Square Wave Output
X1, X2
- 32.768 kHz Crystal Connections
- Power Fail Output
- Chip Enable RAM
- Output Enable RAM
V
CCO
- Voltage Out
V
BAT1
- +3V Battery Input
V
BAT2
- +3V Battery Input
- Interrupt Output A (open drain)
CE
OE
WE
PFO
CEO
OER
DS1384
Watchdog Timekeeping
Controller
www.dalsemi.com
INTB/(INTB)
NC
A14
A12
A7
A6
A5
A4
A3
A2
A1
A15
V
BAT1
WE
A13
A8
A9
A11
OE
A10
CE
OER
A
D
D
D
G
D
D
D
D
D
C
1
11
12
22
23
33
G
X
X
G
A
I
V
C
V
C
S
P
V
B
44
34
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相關代理商/技術參數(shù)
參數(shù)描述
DS1384FP 制造商:MAXIM 制造商全稱:Maxim Integrated Products 功能描述:Watchdog Timekeeping Controller
DS1384FP-12 功能描述:IC CTRLR RTC WDOG 120NS 44-MQFP RoHS:否 類別:集成電路 (IC) >> 時鐘/計時 - 實時時鐘 系列:- 產(chǎn)品培訓模塊:Obsolescence Mitigation Program 標準包裝:1 系列:- 類型:時鐘/日歷 特點:警報器,閏年,SRAM 存儲容量:- 時間格式:HH:MM:SS(12/24 小時) 數(shù)據(jù)格式:YY-MM-DD-dd 接口:SPI 電源電壓:2 V ~ 5.5 V 電壓 - 電源,電池:- 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:8-WDFN 裸露焊盤 供應商設備封裝:8-TDFN EP 包裝:管件
DS1384FP-12+ 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
DS1384FP-120 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Real-Time Clock
DS1384T-120 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Real-Time Clock