參數(shù)資料
型號: MAX6917EO33
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類: 時鐘/數(shù)據(jù)恢復(fù)及定時提取
英文描述: REAL TIME CLOCK, PDSO20
封裝: 0.150 INCH, 0.025 INCH PITCH, MO-137AD, QSOP-20
文件頁數(shù): 31/31頁
文件大小: 349K
代理商: MAX6917EO33
MAX6917
I2C-Compatible RTC with Microprocessor
Supervisor, Alarm, and NV RAM Controller
_______________________________________________________________________________________
9
ACTIVE SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX6917
toc11a
SUPPLY VOLTAGE (V)
I CCA
(mA)
5.1
4.7
3.9
4.3
3.5
3.1
0.030
0.035
0.040
0.045
0.050
0.055
0.060
0.065
0.070
0.075
0.080
0.085
0.025
2.7
5.5
SCL = 400kHz, SDA = VCC
1Hz, 32kHz OUTPUTS ENABLED
XTAL FAIL ENABLED
TA = -40
°C, +25°C, +85°C
ACTIVE SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX6917
toc11b
SUPPLY VOLTAGE (V)
I CCA
(mA)
5.1
4.7
3.9
4.3
3.5
3.1
0.030
0.035
0.040
0.045
0.050
0.055
0.060
0.065
0.070
0.075
0.080
0.025
2.7
5.5
SCL = 400kHz, SDA = VCC
1Hz, 32kHz OUTPUTS DISABLED
XTAL FAIL DISABLED
TA = -40
°C, +25°C, +85°C
I BATT
(
A)
0.75
1.00
1.25
1.50
1.75
2.00
2.25
2.50
2.75
3.00
0.50
MAX6917
toc12a
5.0
4.5
3.5
4.0
3.0
2.5
2.0
5.5
TA = +85
°C
TA = +25
°C
TA = -40
°C
SCL = SDA = VCC = 0V
1Hz, 32kHz OUTPUTS DISABLED
XTAL FAIL DISABLED
TIMEKEEPING CURRENT
vs. SUPPLY VOLTAGE
VBATT (V)
I BATT
(
A)
0.75
1.00
1.25
1.50
1.75
2.00
2.25
2.50
2.75
3.00
0.50
TIMEKEEPING CURRENT
vs. SUPPLY VOLTAGE
MAX6917
toc12b
VBATT (V)
5.0
4.5
3.5
4.0
3.0
2.5
2.0
5.5
TA = +85
°C
TA = +25
°C
TA = -40
°C
SCL = SDA = VCC = 0V
1Hz, 32kHz OUTPUTS DISABLED
XTAL FAIL ENABLED
I BATT
(
A)
3.5
4.0
4.5
5.0
5.5
6.0
6.5
7.0
7.5
8.0
3.0
2.5
2.0
1.5
1.0
MAX6917
toc12c
5.0
4.5
3.5
4.0
3.0
2.5
2.0
5.5
TA = +85
°C
TA = +25
°C
TA = -40
°C
SCL = SDA = VCC = 0V
1Hz, 32kHz OUTPUTS ENABLED
XTAL FAIL DISABLED
TIMEKEEPING CURRENT
vs. SUPPLY VOLTAGE
VBATT (V)
VCC TO VOUT vs. OUTPUT CURRENT
(NORMAL MODE)
MAX6917
toc13
OUTPUT CURRENT (mA)
V
CC
TO
V
OUT
DROP
(V)
90
80
70
60
50
40
30
20
10
0.01
0.02
0.03
0.04
0.05
0.06
0.08
0.07
0
100
VCC = +2.7V
VCC = +3.3V
VCC = +5V
VBATT-TO-VOUT vs. OUTPUT CURRENT
(BATTERY BACKUP MODE)
MAX6917
toc14
OUTPUT CURRENT (mA)
V
BATT
-TO-V
OUT
DROP
(V)
2.0
1.6
1.2
0.8
0.4
0.005
0.010
0.015
0.020
0.025
0
2.4
VBATT = +3.3V
VBATT = +2V
VBATT = +5V
Typical Operating Characteristics (continued)
(VCC = 3V, VBATT = 3V, TA = +25°C, unless otherwise noted.)
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