DS1338C-33# Maxim Integrated Products, DS1338C-33# Datasheet - Page 6

• Manufacturer Part Number: DS1338C-33#
• Description: IC RTC 56BIT NV SRAM 16-SOIC
• Manufacturer: Maxim Integrated Products
• Type: Clock/Calendar/NVSRAMr

Specifications of DS1338C-33#

• Memory Size: 56B
• Time Format: HH:MM:SS (12/24 hr)
• Date Format: YY-MM-DD-dd
• Interface: I²C, 2-Wire Serial
• Voltage - Supply: 3 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (0.300", 7.5mm Width)
• Function: Clock/Calendar
• Rtc Memory Size: 56 Byte
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 3 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Rtc Bus Interface: Serial (I2C)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TYPICAL OPERATING CHARACTERISTICS
1250
1200
1150
1100
1050
1000
1000
950
900
850
800
750
700
650
600
550
950
900
850
800
750
700
650
600
1.3
-40
1.8
-20
2.3
I
SQWE=1
BAT
2.8
vs. Temperature
TEMPERATURE (°C)
I
0
BAT
V
(
SQWE = 1)
V
BAT
vs. V
I
BAT OSC2
3.3
BAT
= 3.0V
20
(V)
BAT
3.8 4.3 4.8 5.3
40
SQWE=0
(SQWE = 0)
I
BATOSC
60
RS1=RS0=1
1
V
CC
=0V
80
V
CC
=0V
6 of 16
250
225
200
175
150
125
100
75
50
32768.5
32768.4
32768.3
32768.2
32768.1
32768.0
1.8
Oscillator Frequency vs. Supply Voltage
1.3
2.3
1.8
2.8
Oscillator Supply Voltage (V)
2.3
I
CC
3.3
vs. V
V
2.8
CC
DS1338 I
CC
(V)
3.8
3.3
4.3
3.8
SCL=400kHz
SCL=SDA=0Hz
4.3
4.8
2
C RTC with 56-Byte NV RAM
4.8
5.3