参数资料
型号: DS1677E
厂商: Maxim Integrated Products
文件页数: 5/18页
文件大小: 0K
描述: IC CTRLR SYSTEM PORT 20-TSSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 74
类型: 便携系统控制器
特点: 警报器,闰年,监视计时器
时间格式: HH:MM:SS(12/24 小时)
数据格式: YY-MM-DD-dd
接口: 3 线串口
电源电压: 4.5 V ~ 5.5 V
电压 - 电源,电池: 2.5 V ~ 3.7 V
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 20-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 20-TSSOP
包装: 管件
DS1677
13 of 18
ABSOLUTE MAXIMUM RATINGS
Voltage Range on Any Pin Relative to Ground……………………………………………..-0.3V to +7.0V
Operating Temperature Range………………………………………………………………..0
C to +70C
Storage Temperature Range………………………………………………………………-55
C to +125C
Soldering Temperature………………………………………….See IPC/JEDEC J-STD-020 Specification
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 device reliability.
RECOMMENDED DC OPERATING CONDITIONS
(TA = 0C to +70C)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Power Supply Voltage
VCC
4.5
5.0
5.5
V
1
Input Logic 1
VIH
2.0
VCC +
0.3
V
1
Input Logic 0
VIL
-0.3
+0.8
V
1
Battery Voltage
VBAT
2.5
3.7
V
1
DC ELECTRICAL CHARACTERISTICS
(VCC = 5.0V ±10%, TA = 0C to +70C.)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Input Leakage
ILI
-1
+1
A
CS Leakage
ILO
150
A
7
Logic 1 Output (IOUT = -0.4mA)
VOH
2.4
V
1
Logic 0 Output (IOUT = 1.5mA)
VOL
0.4
V
1
Active Supply Current (CS = VCC - 0.2)
ICCA
1.5
2.0
mA
2
ADC Current
IADC
500
A
3
Standby Current (CS = VIL)
ICCS
300
A
4
Battery Current (Oscillator On)
IBAT
300
500
nA
Battery Current (Oscillator Off)
IBAT
200
nA
Internal RST Pullup Resistor
RP
35
47
60
k
VCC Trip Point
VCCTP
4.25
4.35
4.50
V
VCC Switchover
VCCSW
2.60
2.70
2.80
V
10
A/D Reference Voltage
VADC
2.47
2.55
2.63
V
Pushbutton Detect
PBDV
0.8
2.0
V
Pushbutton Release
PBRD
0.3
0.8
V
Output Voltage
VCCO
VCC -
0.3
V
9
PFI Input Threshold
VPFI
1.20
1.25
1.30
V
PFI Input Current
IPFI
0.25
0.01
25
nA
PFO
Output Voltage (IOH = -1A)
VOH
VCC -
1.5
V
PFO
Output voltage (IOL = 3.2A)
VOL
0.4
V
VCCO Output Current (Source = VCC)
ICCO1
150
mA
11
VCCO Output Current (Source = VBAT)
ICCO2
150
A
12
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