±5ppm, I2C Real-Time Clock 6 Maxim Integrated DS3231M Typical Operating Characte" />
參數(shù)資料
型號(hào): DS3231MZ/V+T
廠商: Maxim Integrated Products
文件頁(yè)數(shù): 17/20頁(yè)
文件大?。?/td> 0K
描述: IC RTC I2C MEMS W/ALARM 8SO
標(biāo)準(zhǔn)包裝: 2,500
類型: 時(shí)鐘/日歷
特點(diǎn): 警報(bào)器,閏年,方波輸出
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: I²C,2 線串口
電源電壓: 2.3 V ~ 5.5 V
電壓 - 電源,電池: 2.3 V ~ 5.5 V
工作溫度: -40°C ~ 85°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)
±5ppm, I2C Real-Time Clock
6
Maxim Integrated
DS3231M
Typical Operating Characteristics
(TA = +25°C, unless otherwise noted.)
FREQUENCY ERROR
vs. TEMPERATURE
DS3231M
toc06
TEMPERATURE (°C)
FREQUENCY
ERROR
(ppm)
50
0
-8
-6
-4
-2
0
2
4
6
8
10
-10
-50
100
LIMITS
VCC = 3.3V
RST OUTPUT VOLTAGE
vs. POWER SUPPLY VOLTAGE
DS3231M
toc05
SUPPLY VOLTAGE (V)
OUTPUT
VOLTAGE
(V)
4
2
1
2
3
4
5
6
0
06
VBAT = 3.0V,
TA = +25°C
TRACKS WITH VCC
RST OUTPUT VOLTAGE
vs. OUTPUT CURRENT
DS3231M
toc04
OUTPUT CURRENT (mA)
OUTPUT
VOLTAGE
(V)
4
3
2
1
0.1
0.2
0.3
0.4
0.5
0
05
VCC = 2.45V,
VBAT = 3.0V,
TA = +25°C
INT/SQW OUTPUT VOLTAGE
vs. OUTPUT CURRENT
DS3231M
toc03
OUTPUT CURRENT (mA)
OUTPUT
VOLTAGE
(V)
8
6
4
2
0.1
0.2
0.3
0.4
0.5
0
010
VCC = 2.3V,
VBAT = 0V,
TA = +25°C
BATTERY-SUPPLY CURRENT
vs. BATTERY-SUPPLY VOLTAGE
DS3231M
toc02
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(A)
5
4
3
1.5
2.0
2.5
3.0
3.5
4.0
1.0
26
VCC = 0V, EN32KHZ = 1, BBSQW = 0
+85°C
+25°C
-40°C
POWER-SUPPLY CURRENT
vs. POWER-SUPPLY VOLTAGE
DS3231M
toc01
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(A)
5
4
3
60
70
80
90
100
110
120
130
140
150
50
26
VBAT = 2.3V, EN32KHZ = 1, IOUT = 0mA
INCREASE BELOW VPF
DUE TO INTERNAL PULLUP
RESISTOR ON RST
+85°C
+25°C
-40°C
POWER-SUPPLY CURRENT
vs. SCL FREQUENCY
DS3231M
toc07
SCL FREQUENCY (kHz)
SUPPLY
CURRENT
(A)
300
200
100
90
100
110
120
130
140
150
160
170
180
190
200
80
0
400
TA = +25°C
+5.5V
+2.7V
+3.5V
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