參數(shù)資料
型號: DS1500WEN+
廠商: Maxim Integrated Products
文件頁數(shù): 12/20頁
文件大?。?/td> 0K
描述: IC RTC Y2KC W/NV CTRL 32-TSOP
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 156
類型: 時鐘/日歷
特點: 警報器,閏年,NVSRAM,方波輸出,監(jiān)視計時器,Y2K
存儲容量: 256B
時間格式: HH:MM:SS(24 小時)
數(shù)據(jù)格式: YY-MM-DD-dd
接口: 并聯(lián)
電源電壓: 3 V ~ 3.6 V
電壓 - 電源,電池: 2.5 V ~ 3.7 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 32-LFSOP(0.724",18.40mm 寬)
供應(yīng)商設(shè)備封裝: 32-TSOP
包裝: 托盤
產(chǎn)品目錄頁面: 1434 (CN2011-ZH PDF)
DS1500 Y2KC Watchdog RTC with Nonvolatile Control
2 of 20
ABSOLUTE MAXIMUM RATINGS
Voltage Range on Any Pin Relative to Ground……………………………………………………………..-0.5V to +6.0V
Operating Temperature Range (Industrial)
...……………………………………………-40°C to +85°C (Note 1)
Operating Temperature Range (Commercial)
…………….………………………………...……-0°C to +70°C
Storage Temperature Range
………………………………………………………………….-55°C to +125°C
Lead Temperature (soldering, 10s)……….
……………………….…………………………………… +300°C
Soldering Temperature (reflow)
………………………………….…………………………………… +260°C
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 = Over the Operating Range.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Power Supply Voltage (Note 2)
VCC
5V (Y)
4.5
5.0
5.5
V
3.3V (W)
3.0
3.3
3.6
Logic 1 Voltage All Inputs (Note 2)
VIH
Y
2.2
VCC +
0.3
V
W
2.0
VCC +
0.3
Pullup Voltage, IRQ, PWR, and RST Outputs
VPU
(Note 2)
5.5
V
Logic 0 Voltage All Inputs (Note 2)
VIL
Y
-0.3
+0.8
V
W
-0.3
+0.6
Battery Voltage (Note 2)
VBAT
2.5
3.0
3.7
V
Auxiliary Battery Voltage (Note 2)
VBAUX
Y
2.5
3.0
5.3
V
W
2.5
3.0
3.7
DC ELECTRICAL CHARACTERISTICS
(VCCMIN < VCCI < VCCMAX, TA = Over the Operating Range.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Active Supply Current (Note 3)
ICC
Y
15
mA
W
10
TTL Standby Current (CS = VIH)
ICC1
Y
5
mA
W
4
CMOS Standby Current
(CS ≥ VCCI - 0.2V)
ICC2
Y
5
mA
W
4
Input Leakage Current (Any Input)
IIL
-1
+1
A
Output Leakage Current (Any Output)
IOL
-1
+1
A
Output Logic 1 Voltage (IOUT = -1.0mA)
VOH
(Note 2)
2.4
V
Output Logic 0 Voltage (IOUT = 2.1mA,
DQ0–7, CEO IOUT = 5.0mA, IRQ,
IOUT = 7.0mA PWR, and RST)
VOL1
(Note 2)
0.4
V
VOL2
(Notes 2, 4)
0.4
V
Battery Low, Flag Trip Point (Note 2)
VBLF
Y
2.0
V
W
1.9
Output Voltage (ICCO1 = 85mA ) (Note 5)
VCCO1
Y
VCCI -
0.3
V
W
Power-Fail Voltage (Note 2)
VPF
Y
4.20
4.50
V
W
2.75
2.97
Battery Switchover Voltage
VSO
(Notes 2, 6)
VBAT,
VBAUX,
or VPF
V
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