參數(shù)資料
型號(hào)： MAX6917EO50
廠商： MAXIM INTEGRATED PRODUCTS INC
元件分類： 時(shí)鐘/數(shù)據(jù)恢復(fù)及定時(shí)提取
英文描述： REAL TIME CLOCK, PDSO20
封裝： 0.150 INCH, 0.025 INCH PITCH, MO-137AD, QSOP-20
文件頁(yè)數(shù)： 23/31頁(yè)
文件大小： 349K
代理商： MAX6917EO50
MAX6917
I2C-Compatible RTC with Microprocessor
Supervisor, Alarm, and NV RAM Controller
_______________________________________________________________________________________
3
DC ELECTRICAL CHARACTERISTICS (continued)
(VCC = VCC(MIN) to VCC(MAX), TA = -40°C to +85°C, unless otherwise noted. Typical values are at TA = +25°C.) (Notes 1, 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
VCC = 3.3V, VBATT = 0
27
VCC = 3.6V, VBATT = 0
30
1Hz, 32kHz
enabled, outputs
open; XTAL FAIL
enabled
VCC = 5.5V, VBATT = 0
81
VCC = 3.3V, VBATT = 0
20
VCC = 3.6V, VBATT = 0
25
Standby Current VCC (Note 5)
ICCS
1Hz, 32kHz
outputs disabled;
XTAL FAIL
disabled
VCC = 5.5V, VBATT = 0
76
A
VOUT
VCC = 2.7V, VBATT = 0, IOUT = 35mA
VCC -
0.2
VCC = 3.0V, VBATT = 0, IOUT = 35mA
VCC -
0.2
VOUT in VCC Mode (Note 4)
VOUT
VCC = 4.5V, VBATT = 0, IOUT = 70mA
VCC -
0.2
V
VBATT = 2V, VCC = 0, IOUT = 400A
VBATT -
0.02
VBATT = 3V, VCC = 0, IOUT = 800A
VBATT -
0.03
VOUT in Battery-Backup Mode
(Notes 4, 7)
VOUT
VBATT = 4.5V, VCC = 0, IOUT = 1.5mA
VBATT -
0.05
V
VBATT-to-VCC Switchover
Threshold
VTRU
Power-up (VCC < VRST) switch from VBATT
to VCC (Note 7)
VBATT
+ 0.1
V
VCC-to-VBATT Switchover
Threshold
VTRD
Power-down (VCC < VRST) switch from VCC
to VBATT (Note 7)
VBATT
- 0.1
V
CE_IN AND CE_OUT (Figures 10, 14, 15, 16)
CE_IN Leakage Current
IIL, IIH
Disabled, VCC < VRST,
VCE_IN = VCC or GND
-1
+1
A
CE_IN-to-CE_OUT Resistance
VCC = VCC(MIN), VIH = 0.9VCC,
CE_OUT connected to GND;
VIL = 0.1VCC, CE_OUT connected to VCC
46
140
CE_IN-to-CE_OUT Propagation
Delay
tCED
50
source-impedance driver,
CLOAD = 10pF, VCC = VCC(MIN),
VIH = 0.9VCC, VIL = 0.1VCC
(Note 8); measured from 50% point on
CE_IN to the 50% point of CE_OUT
10
20
ns
RESET Active to CE_OUT High
Delay
tRCE
MR high to low
2
10
50
s
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參數(shù)描述
MAX6917EO50+ 功能描述:實(shí)時(shí)時(shí)鐘 RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 總線接口:I2C 日期格式:DW:DM:M:Y 時(shí)間格式:HH:MM:SS RTC 存儲(chǔ)容量:64 B 電源電壓-最大:5.5 V 電源電壓-最小:1.8 V 最大工作溫度:+ 85 C 最小工作溫度: 安裝風(fēng)格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube
MAX6917EO50+T 功能描述:實(shí)時(shí)時(shí)鐘 Integrated Circuits (ICs) RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 總線接口:I2C 日期格式:DW:DM:M:Y 時(shí)間格式:HH:MM:SS RTC 存儲(chǔ)容量:64 B 電源電壓-最大:5.5 V 電源電壓-最小:1.8 V 最大工作溫度:+ 85 C 最小工作溫度: 安裝風(fēng)格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube
MAX691AC/D 功能描述:監(jiān)控電路 RoHS:否 制造商:STMicroelectronics 監(jiān)測(cè)電壓數(shù): 監(jiān)測(cè)電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復(fù)位:Resettable 監(jiān)視器:No Watchdog 電池備用開關(guān):No Backup 上電復(fù)位延遲（典型值）:10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel
MAX691ACPE 功能描述:監(jiān)控電路 RoHS:否 制造商:STMicroelectronics 監(jiān)測(cè)電壓數(shù): 監(jiān)測(cè)電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復(fù)位:Resettable 監(jiān)視器:No Watchdog 電池備用開關(guān):No Backup 上電復(fù)位延遲（典型值）:10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel
MAX691ACPE+ 功能描述:監(jiān)控電路 MPU Supervisor RoHS:否 制造商:STMicroelectronics 監(jiān)測(cè)電壓數(shù): 監(jiān)測(cè)電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復(fù)位:Resettable 監(jiān)視器:No Watchdog 電池備用開關(guān):No Backup 上電復(fù)位延遲（典型值）:10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel
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