DS1337U Maxim Integrated Products, DS1337U Datasheet - Page 16

• Manufacturer Part Number: DS1337U
• Description: IC RTC SERIAL 2WIRE LP 8-USOP
• Manufacturer: Maxim Integrated Products
• Type: Clock/Calendar/Alarmr

Specifications of DS1337U

• 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: Contains lead / RoHS non-compliant
• Memory Size: -

REVISION HISTORY
product. No circuit patent licenses are implied. Maxim/Dallas Semiconductor reserves the right to change the circuitry and specifications without notice at any
REVISION
M a x i m I n t e g r a t e d P r o d u c t s , 1 2 0 S a n G a b r i e l D r i v e , S u n n y v a l e , C A 9 4 0 8 6 4 0 8 - 7 3 7 - 7 6 0 0
Maxim/Dallas Semiconductor cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim/Dallas Semiconductor
080508
071609
DATE
The Maxim logo is a registered trademark of Maxim Integrated Products, Inc. The Dallas logo is a registered trademark of Dallas Semiconductor.
Added device access details to General Description section.
Removed leaded ordering numbers from the Ordering Information table.
Added Note 5 to Timekeeping V
Added “Full Operation” and “Timekeeping” to headers to clarify table usage.
Added OSF parameter to EC table.
Updated Pin Description to indicate max input voltage and that unused outputs
may be left open.
Added oscillator circuit and show open-drain transistors on Block Diagram .
Added Operating Mode section with details on operating mode and
corresponding Icc parameter.
Added I
the RTC.
Corrected legend in figure 5 for not-acknowledge (add overbar to symbol).
Removed conflicting SDA/SCL input bias statement in Pin Description .
2
C Interface section explaining how to synchronize a microcontroller and
© 2009 Maxim Integrated Products
CC
DESCRIPTION
EC table range.
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time.
DS1337 I
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C Serial Real-Time Clock
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