参数资料
型号: DS1388Z-3+T&R
厂商: Maxim Integrated Products
文件页数: 13/19页
文件大小: 0K
描述: IC RTC I2C W/CHARGER 8-SOIC
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
类型: 时钟/日历
特点: EEPROM,闰年,监控器,涓流充电器,监视计时器
存储容量: 512B
时间格式: HH:MM:SS:hh(12/24 小时)
数据格式: YY-MM-DD-dd
接口: I²C,2 线串口
电源电压: 2.7 V ~ 3.3 V
电压 - 电源,电池: 1.3 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SOIC
包装: 带卷 (TR)
I2C RTC/Supervisor with Trickle Charger
and 512 Bytes EEPROM
Maxim Integrated
3
DS1388
DC ELECTRICAL CHARACTERISTICS (continued)
(VCC = VCC(MIN) to VCC(MAX), TA = -40°C to +85°C, unless otherwise noted.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
VCC > 2V; VOL = 0.4V
3.0
1.8V < VCC < 2V; VOL = 0.2 x VCC
3.0
mA
RST Logic 0 Output
IOLSIR
1.3V < VCC < 1.8V; VOL = 0.2 x VCC
250
μA
DS1388Z-5
600
DS1388Z-33
250
VCC Active Current, EEPROM
Read, I
2C Read/Write Access
ICCER
(Note 9)
DS1388Z-3
225
μA
DS1388Z-5
1.0
DS1388Z-33
0.70
VCC Active Current, EEPROM
Write Cycle
ICCEW
(Note 9)
DS1388Z-3
0.65
mA
DS1388Z-5
270
DS1388Z-33
100
150
VCC Standby Current
ICCS
(Note 10)
DS1388Z-3
140
μA
VBACKUP Leakage Current
(VBACKUP = 3.7V,
VCC = VCC(MAX))
IBACKUPLKG
15
100
nA
TA = +25°C (guaranteed by design)
200k
EEPROM Write/Erase Cycles
tWR
TA = -40°C to +85°C (guaranteed by
design)
50k
Cycles
DC ELECTRICAL CHARACTERISTICS
(VCC = 0V, VBACKUP = 3.7V, TA = +25°C, unless otherwise noted.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
VBACKUP Current, OSC On
(EOSC = 0), SDA = SCL = 0V
IBACKUP
(Note 11)
410
550
nA
VBACKUP Current, OSC Off
(EOSC = 1), SDA = SCL = 0V
(Data Retention)
IBACKUPDR
(Note 11)
10
100
nA
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