参数资料
型号: DS1553
厂商: Maxim Integrated Products, Inc.
英文描述: 64K NV Y2KC Timekeeping RAM(64K非易失性Y2KC 计时 RAM)
中文描述: 64kB、非易失、Y2K兼容时钟RAM
文件页数: 8/19页
文件大小: 165K
代理商: DS1553
DS1553
070198 8/19
ABSOLUTE MAXIMUM RATINGS*
Voltage on Any Pin Relative to Ground
Operating Temperature
Storage Temperature
Soldering Temperature
–5.0V to +6.0V
0
°
C to 70
°
C
–55
°
C to +125
°
C
260
°
C for 10 seconds (See Note 8)
* This is a stress rating only and functional operation of the device at these or any other conditions above those
indicated in the operation sections of this specification is not implied. Exposure to absolute maximum rating
conditions for extended periods of time may affect reliability.
RECOMMENDED DC OPERATING CONDITIONS
(0
°
C to 70
°
C)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Logic 1 Voltage All Inputs
V
CC
= 5V
±
10%
V
IH
2.2
V
CC
+0.3V
V
1
V
CC
= 3.3V
±
10%
V
IH
2.0
V
CC
+0.3V
V
1
Logic 0 Voltage All Inputs
V
CC
= 5V
±
10%
V
IL
–0.3
0.8
1
V
CC
= 3.3V
±
10%
V
IL
–0.3
0.6
1
DC ELECTRICAL CHARACTERISTICS
(0
°
C to 70
°
C; V
CC
= 5.0V
±
10%)
MAX
UNITS
PARAMETER
SYMBOL
MIN
TYP
NOTES
Active Supply Current
I
CC
15
50
mA
2, 3
TTL Standby Current (CE=V
IH
)
I
CC1
1
3
mA
2, 3
CMOS Standby Current
(CE
V
CC
– 0.2V)
I
CC2
1
3
mA
2, 3
Input Leakage Current (any input)
I
IL
–1
+1
μ
A
Output Leakage Current (any
output)
I
OL
–1
+1
μ
A
Output Logic 1 Voltage
(I
OUT
= –1.0 mA)
V
OH
2.4
V
1
Output Logic 0 Voltage
(I
OUT
= 2.1 mA, DQ0–7 Outputs)
V
OL1
0.4
V
1
(I
= 10.0 mA, IRQ/FT and
RST outputs)
V
OL2
0.4
V
1, 5
Write Protection Voltage
V
PF
4.25
4.37
4.50
V
1
Battery Switch Over Voltage
V
SO
V
BAT
V
1, 4
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DS1553-100 功能描述:实时时钟 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
DS1553-100+ 功能描述:实时时钟 64kB NV RAM Timekeeper 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
DS1553-70 功能描述:实时时钟 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
DS1553-70+ 功能描述:实时时钟 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
DS1553-85+ 功能描述:实时时钟 64kB NV RAM Timekeeper 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