DS1342U+ Maxim Integrated Products, DS1342U+ Datasheet - Page 5

• Manufacturer Part Number: DS1342U+
• Description: IC RTC I2C W/ALARM 8USOP
• Manufacturer: Maxim Integrated Products
• Type: Clock/Calendar/Alarmr

Specifications of DS1342U+

• Time Format: HH:MM:SS (12/24 hr)
• Date Format: YY-MM-DD-dd
• Interface: I²C, 2-Wire Serial
• Voltage - Supply: 1.8 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Memory Size: -

(T
A
= +25°C, unless otherwise noted.)
2.0
1.8
1.6
1.4
1.2
1.0
0.8
-10
V
Low-Current I
CC
SQW/INTB OUTPUT-VOLTAGE HIGH
= +1.8V, T
-8
DS1341 I
DS1342 I
vs. OUTPUT CURRENT
OUTPUT CURRENT (mA)
450
400
350
300
250
200
150
100
500
450
400
350
300
250
200
150
100
A
= +25°C
-6
1
1
CLKIN = GND, I
CLKIN = GND, I
CCT
CCT
SUPPLY CURRENT vs. SUPPLY VOLTAGE
SUPPLY CURRENT vs. SUPPLY VOLTAGE
-4
2
2
(EGFIL = 0, DOSF = 1)
(EGFIL = 0, DOSF = 1)
+85°C
SUPPLY VOLTAGE (V)
+25°C
SUPPLY VOLTAGE (V)
OUT
OUT
-2
= 0mA
= 0mA
3
3
-40°C
-40°C
0
4
4
+85°C
+25°C
2
0.5
0.4
0.3
0.2
0.1
5
0
C RTCs for High-ESR Crystals
5
0
V
CC
SQW/INTB OUTPUT-VOLTAGE LOW
= +1.8V, T
2
vs. OUTPUT CURRENT
OUTPUT CURRENT (mA)
A
= +25°C
4
Typical Operating Characteristics
6
DS1341 I
DS1342 I
550
500
450
400
350
300
250
200
550
500
450
400
350
300
250
200
8
1
1
CLKIN = GND, I
CLKIN = GND, I
CCT
CCT
10
SUPPLY CURRENT vs. SUPPLY VOLTAGE
SUPPLY CURRENT vs. SUPPLY VOLTAGE
2
2
(EGFIL = 1, DOSF = 0)
(EGFIL = 1, DOSF = 0)
+85°C
+85°C
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
OUT
OUT
80
70
60
50
40
30
20
10
= 0mA
= 0mA
3
3
0
+25°C
0
T
A
= +25°C, I
4
4
POWER-SUPPLY CURRENT
+25°C
100
-40°C
vs. SCL FREQUENCY
SCL FREQUENCY (kHz)
OUT
6.0V
-40°C
5
5
= 0mA
200
5.0V
300
3.0V
1.8V
400
5