参数资料
型号: DS12CR887-33+
厂商: Maxim Integrated Products
文件页数: 17/23页
文件大小: 0K
描述: IC RTC W/RAM 128 BYTE 24-EDIP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 31
类型: 时钟/日历
特点: 警报器,闰年,NVSRAM,方波输出,涓流充电器
存储容量: 114B
时间格式: HH:MM:SS(12/24 小时)
数据格式: YY-MM-DD-dd
接口: 并联
电源电压: 2.97 V ~ 3.63 V
工作温度: -40°C ~ 85°C
安装类型: 通孔
封装/外壳: 24-DIP 模块(0.600",15.24mm)
供应商设备封装: 24-EDIP
包装: 管件
产品目录页面: 1433 (CN2011-ZH PDF)
DS12R885/DS12CR887/DS12R887
RTCs with Constant-Voltage Trickle Charger
3
Maxim Integrated
DC ELECTRICAL CHARACTERISTICS (DS12R885 Only)
(VCC = 0V, VBACKUP = 3.2V, TA = -40°C to +85°C, unless otherwise noted.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
VBACKUP Current (OSC On);
TA = +25°C, VBACKUP = 3.0V
IBACKUP2
(Note 7)
800
1000
nA
VBACKUP Current (Oscillator Off)
IBACKUPDR (Note 7)
100
nA
AC ELECTRICAL CHARACTERISTICS
(VCC = 4.5V to 5.5V, TA = -40°C to +85°C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Cycle Time
tCYC
180
DC
ns
Pulse Width, DS Low or R/W
PWEL
80
ns
Pulse Width, DS High or R/W
PWEH
65
ns
Input Rise and Fall
tR, tF
30
ns
R/W Hold Time
tRWH
0
ns
R/W Setup Time Before DS/E
tRWS
10
ns
Chip-Select Setup Time Before
DS or R/W
tCS
5
ns
Chip-Select Hold Time
tCH
0
ns
Read-Data Hold Time
tDHR
5
35
ns
Write-Data Hold Time
tDHW
0
ns
Address Valid Time to AS Fall
tASL
20
ns
Address Hold Time to AS Fall
tAHL
5
ns
Delay Time DS/E to AS Rise
tASD
10
ns
Pulse Width AS High
PWASH
30
ns
Delay Time, AS to DS/E Rise
tASED
35
ns
Output Data Delay Time from DS
or R/W
tDDR
(Note 8)
15
60
ns
Data Setup Time
tDSW
50
ns
Reset Pulse Width
tRWL
5
μs
IRQ Release from DS
tIRDS
0
2
μs
IRQ Release from RESET
tIRR
0
2
μs
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DS12CR887-33+ 功能描述:实时时钟 RTC w/Constant V Trickle Charger 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
DS12CR887-5 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
DS12CR887-5+ 功能描述:实时时钟 RTC w/Constant V Trickle Charger 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
DS12R885-33 制造商:Maxim Integrated Products 功能描述:REAL TIME CLOCK MULTIPLEXED 114BYTE - Bulk
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