參數(shù)資料
型號(hào)： DS1302Z+T&R/C07
廠商： Maxim Integrated Products
文件頁(yè)數(shù)： 2/13頁(yè)
文件大小： 0K
描述： IC TIMEKEEPER W/CHARGER 8-SOIC
產(chǎn)品培訓(xùn)模塊： Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝： 2,500
類型： 時(shí)鐘/日歷
特點(diǎn)： 閏年，NVSRAM，涓流充電器
存儲(chǔ)容量： 31B
時(shí)間格式： HH:MM:SS（12/24 小時(shí)）
數(shù)據(jù)格式： YY-MM-DD-dd
接口： 3 線串口
電源電壓： 2 V ~ 5.5 V
電壓 - 電源，電池： 2 V ~ 5.5 V
工作溫度： 0°C ~ 70°C
安裝類型： 表面貼裝
封裝/外殼： 8-SOIC（0.154"，3.90mm 寬）
供應(yīng)商設(shè)備封裝： 8-SOIC
包裝： 帶卷 (TR)
其它名稱： 90-1302Z+C07
DS1302 Trickle-Charge Timekeeping Chip
10 of 13
ABSOLUTE MAXIMUM RATINGS
Voltage Range on Any Pin Relative to Ground……………………………………………………………….-0.5Vto +7.0V
Operating Temperature Range, Commercial………………………………………………………………….0°C to +70°C
Operating Temperature Range, Industrial (IND)……………………………………………………………-40°C to +85°C
Storage Temperature Range……………………………………………………………………………..….-55°C to +125°C
Soldering Temperature (leads, 10 seconds)………………………………………………………………..………….260°C
Soldering Temperature (surface mount)………………………………………………..…….See IPC/JEDEC J-STD-020
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only,
and functional operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is
not implied. Exposure to the absolute maximum rating conditions for extended periods may affect device reliability.
RECOMMENDED DC OPERATING CONDITIONS
(TA = 0°C to +70°C or TA = -40°C to +85°C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Supply Voltage VCC1, VCC2
VCC1,
VCC2
(Notes 2, 10)
2.0
3.3
5.5
V
Logic 1 Input
VIH
(Note 2)
2.0
VCC +
0.3
V
VCC = 2.0V
-0.3
+0.3
Logic 0 Input
VIL
VCC = 5V
(Note 2)
-0.3
+0.8
V
DC ELECTRICAL CHARACTERISTICS
(TA = 0°C to +70°C or TA = -40°C to +85°C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Input Leakage
ILI
(Notes 5, 13)
85
500
μA
I/O Leakage
ILO
(Notes 5, 13)
85
500
μA
Logic 1 Output (IOH = -0.4mA)
VCC = 2.0V
1.6
Logic 1 Output (IOH = -1.0mA)
VOH
VCC = 5V
(Note 2)
2.4
V
Logic 0 Output (IOL = 1.5mA)
VCC = 2.0V
0.4
Logic 0 Output (IOL = 4.0mA)
VOL
VCC = 5V
(Note 2)
0.4
V
VCC1 = 2.0V
0.4
Active Supply Current
(Oscillator Enabled)
ICC1A
VCC1 = 5V
CH = 0
(Notes 4, 11)
1.2
mA
VCC1 = 2.0V
0.2
0.3
Timekeeping Current
(Oscillator Enabled)
ICC1T
VCC1 = 5V
CH = 0
(Notes 3, 11,13)
0.45
1
μA
VCC1 = 2.0V
1
100
VCC1 = 5V
1
100
Standby Current (Oscillator
Disabled)
ICC1S
IND
CH = 1
(Notes 9, 11, 13)
5
200
nA
VCC2 = 2.0V
0.425
Active Supply Current
(Oscillator Enabled)
ICC2A
VCC2 = 5V
CH = 0
(Notes 4, 12)
1.28
mA
VCC2 = 2.0V
25.3
Timekeeping Current
(Oscillator Enabled)
ICC2T
VCC2 = 5V
CH = 0
(Notes 3, 12)
81
μA
VCC2 = 2.0V
CH = 1
(Notes 9, 12)
25
Standby Current (Oscillator
Disabled)
ICC2S
VCC2 = 5V
80
μA
R1
2
R2
4
Trickle-Charge Resistors
R3
8
k
Ω
Trickle-Charge Diode Voltage
Drop
VTD
0.7
V
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