參數(shù)資料
型號: ISL12025IVZ-T
廠商: Intersil
文件頁數(shù): 22/27頁
文件大?。?/td> 0K
描述: IC RTC/CALENDAR EEPROM 8-TSSOP
標準包裝: 2,500
類型: 時鐘/日歷
特點: 警報器,閏年,監(jiān)控器,唯一 ID,監(jiān)視計時器
時間格式: HH:MM:SS(12/24 小時)
數(shù)據(jù)格式: YY-MM-DD-dd
接口: I²C,2 線串口
電源電壓: 2.7 V ~ 5.5 V
電壓 - 電源,電池: 1.8 V ~ 5.5 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 8-TSSOP(0.173",4.40mm 寬)
供應商設(shè)備封裝: 8-TSSOP
包裝: 帶卷 (TR)
4
FN6371.3
August 13, 2008
Watchdog Timer/Low Voltage Reset Parameters
SYMBOL
PARAMETER
CONDITIONS
MIN
(Note 12)
TYP
(Note 5)
MAX
(Note 12)
UNITS
NOTES
tRPD
VDD Detect to RESET LOW
500
ns
tPURST
Power-up Reset Time-Out Delay
100
250
400
ms
VRVALID Minimum VDD for Valid RESET
Output
1.0
V
VRESET ISL12025-4.5A Reset Voltage
Level
4.59
4.64
4.69
V
ISL12025 Reset Voltage Level
4.33
4.38
4.43
V
ISL12025-3 Reset Voltage Level
3.04
3.09
3.14
V
ISL12025-2.7A Reset Voltage
Level
2.87
2.92
2.97
V
ISL12025-2.7 Reset Voltage Level
2.58
2.63
2.68
V
tWDO
Watchdog Timer Period
32.768kHz crystal between X1 and X2
1.70
1.75
1.801
s
725
750
775
ms
225
250
275
ms
tRST
Watchdog Timer Reset Time-Out
Delay
32.768kHz crystal between X1 and X2
225
250
275
ms
tRSP
I2C Interface Minimum Restart
Time
1.2
s
EEPROM SPECIFICATIONS
EEPROM Endurance
2,000,000
Cycles
EEPROM Retention
Temperature
≤+75°C
50
Years
Serial Interface (I2C) Specifications
SYMBOL
PARAMETER
CONDITIONS
MIN
(Note 12)
TYP
MAX
(Note 12)
UNITS
NOTES
VIL
SDA and SCL Input Buffer LOW
Voltage
SBIB = 1 (Under VDD mode)
-0.3
0.3xVDD
V
VIH
SDA and SCL Input Buffer HIGH
Voltage
SBIB = 1 (Under VDD mode)
0.7xVDD
VDD + 0.3
V
Hysteresis SDA and SCL Input Buffer
Hysteresis
SBIB = 1 (Under VDD mode)
0.05xVDD
V
VOL
SDA Output Buffer LOW Voltage
IOL = 4mA
0
0.4
V
ILI
Input Leakage Current on SCL
VIN = 5.5V
0.1
10
A
ILO
I/O Leakage Current on SDA
VIN = 5.5V
0.1
10
A
TIMING CHARACTERISTICS
fSCL
SCL Frequency
400
kHz
tIN
Pulse Width Suppression Time at
SDA and SCL Inputs
Any pulse narrower than the max
spec is suppressed.
50
ns
tAA
SCL Falling Edge to SDA Output
Data Valid
SCL falling edge crossing 30% of
VDD, until SDA exits the 30% to
70% of VDD window.
900
ns
tBUF
Time the Bus Must Be Free before
the Start of a New Transmission
SDA crossing 70% of VDD during a
STOP condition, to SDA crossing
70% of VDD during the following
START condition.
1300
ns
ISL12025
相關(guān)PDF資料
PDF描述
ISL12023IVZ-T IC RTC/CLDR TEMP SNSR 14-TSSOP
ISL12025IBZ-T IC RTC/CALENDAR EEPROM 8-SOIC
ISL12029IVAZ-T IC RTC/CALENDAR EEPROM 14-TSSOP
ISL12029IVZ-T IC RTC/CALENDAR EEPROM 14-TSSOP
ISL12029IV27AZ-T IC RTC/CALENDAR EEPROM 14-TSSOP
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ISL12026 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:Real Time Clock/Calendar with I2C Bus? and EEPROM
ISL12026_08 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:Real Time Clock/Calendar with I2C Bus? and EEPROM
ISL12026_10 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:Real Time Clock/Calendar with I2C Bus? and EEPROM
ISL12026A 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:Real Time Clock/Calendar with I2C Bus? and EEPROM
ISL12026AIBZ 功能描述:實時時鐘 REAL TIME CLK/CLNDR W/EEPROM IN 8LD W 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