DS1388Z-3+ Maxim Integrated Products, DS1388Z-3+ Datasheet - Page 7

• Manufacturer Part Number: DS1388Z-3+
• Description: IC RTC I2C W/CHARGER 8-SOIC
• Manufacturer: Maxim Integrated Products
• Type: Clock/Calendar/Supervisor/EEPROMr

Specifications of DS1388Z-3+

• Memory Size: 4K (512 x 8)
• Time Format: HH:MM:SS:hh (12/24 hr)
• Date Format: YY-MM-DD-dd
• Interface: I²C, 2-Wire Serial
• Voltage - Supply: 2.7 V ~ 3.3 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

(V
CC
= +3.3V, T
32768.45
32768.40
32768.35
32768.30
32768.25
32768.20
32768.15
32768.10
32768.05
32768.00
500
450
400
350
300
250
A
1.3
1.3
= +25°C, unless otherwise noted.)
I
BACKUP
V
1.7
CC
I
1.8
2
= 0V
2.1
OSCILLATOR FREQUENCY
2.3 2.8
vs. SUPPLY VOLTAGE
C RTC/Supervisor with Trickle Charger
SUPPLY CURRENT VOLTAGE
2.5
vs. V
2.9
V
SUPPLY (V)
BACKUP
3.3
3.3
BACKUP
3.7
(V)
3.8 4.3
4.1
4.5
_____________________________________________________________________
4.8
4.9
5.3
5.3
and 512 Bytes EEPROM
Typical Operating Characteristics
10,000
1000
600
550
500
450
400
350
300
250
100
10
0.01
-40
I
BACKUP
-25
V
CC
10
0.1
SUPPLY CURRENT VOLTAGE
FALLING vs. RST DELAY
vs. TEMPERATURE
V
TEMPERATURE (°C)
CC
5
FALLING (V/ms)
V
20
CC
1
= V
35
PF
V
BACKUP
+ 0.1V TO 0V
50
10
= 3V
65
80
100
7