DS1308
Low-Current I2C RTC with 56-Byte NV RAM
6
Maxim Integrated
Typical Operating Characteristics
(VCC = +3.3V, TA = +25NC, unless otherwise specified.)
POWER-SUPPLY CURRENT
vs. SCL FREQUENCY
DS1308
toc05
SCL FREQUENCY (kHz)
POWER-SUPPLY
CURRENT
(A)
300
200
100
150
200
50
0
400
TA = +25°C,
IOUT = 0mA
5.0V
3.0V
SQW/CLKIN OUTPUT-VOLTAGE LOW
vs. OUTPUT CURRENT
DS1308
toc04
OUTPUT CURRENT (mA)
OUTPUT
VOLTAGE
(V)
3
2
1
0.1
0.2
0.3
0.4
0
04
TA = +25°C,
OUT = ECLK = SQWE = 0
VCC = 3.0V
VCC = 5.0V
VCC = 1.3V
BATTERY CURRENT (SQW ON)
vs. BATTERY VOLTAGE
DS1308
toc03
BATTERY VOLTAGE (V)
BATTERY
CURRENT
(nA)
4.5
3.5
2.5
300
400
500
600
700
800
200
1.5
5.5
RS1 = RS0 = SQWE = 1,
IOUT = 0mA
+85°C
+25°C
-40°C
BATTERY CURRENT (SQW OFF)
vs. BATTERY VOLTAGE
DS1308
toc02
BATTERY VOLTAGE (V)
BATTERY
CURRENT
(nA)
4.5
3.5
2.5
150
200
250
300
350
400
100
1.5
5.5
SQWE = 0, IOUT = 0mA
+85°C
+25°C
-40°C
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
DS1308
toc01
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(A)
5.0
4.5
3.5
4.0
80
90
100
110
130
120
140
150
70
3.0
5.5
SQWE = 1, IOUT = 0mA
+85°C
+25°C
-40°C
相关PDF资料
DS1315EN-5/T&R IC TIME CHIP PHANTOM 20-TSSOP
DS1318E+ IC COUNTER ELAPSED TIME 24-TSSOP
DS1337S+C01 IC RTC SERIAL 2WIRE LP 8-SOIC
DS1338C-33#T&R IC RTC 56BYTE NV SRAM 16SOIC
DS1339AU+ IC RTC I2C W/ALARM 8USOP
DS1339C-2# IC RTC I2C W/ALARM 16-SOIC
DS1340Z-33/T&R IC RTC I2C W/CHARGER 3.3V 8-SOIC
DS1340Z-3 IC RTC I2C W/CHARGER 3V 8-SOIC
相关代理商/技术参数
DS1308U-3+T 功能描述:实时时钟 LOW CUR 3V I2C RTC 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
DS1308U-33 制造商:MAXIM 制造商全称:Maxim Integrated Products 功能描述:Low-Current I2C RTC with 56-Byte NV RAM
DS1308U-33+ 功能描述:实时时钟 LOW CUR 3.3V I2C RTC 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
DS1308U-33+T 功能描述:实时时钟 LOW CUR 3.3V I2C RTC 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
DS1310 制造商:未知厂家 制造商全称:未知厂家 功能描述:
DS13-1000 功能描述:固态继电器-PCB安装 HIGH FREQUENCY RELAY RoHS:否 制造商:Omron Electronics 控制电压范围: 负载电压额定值:40 V 负载电流额定值:120 mA 触点形式:1 Form A (SPST-NO) 输出设备:MOSFET 封装 / 箱体:USOP-4 安装风格:SMD/SMT
DS13-1000S 制造商:TE Connectivity 功能描述:High Performance Solid State Relays
DS13-1001 制造商:MA-COM 制造商全称:M/A-COM Technology Solutions, Inc. 功能描述:DS13 Series High Performance Solid State Relays For Loads Up To 2A@60Vdc