DS1391U-33+ Maxim Integrated Products, DS1391U-33+ Datasheet - Page 25

• Manufacturer Part Number: DS1391U-33+
• Description: IC RTC W/CHARGER 10-USOP
• Manufacturer: Maxim Integrated Products
• Type: Clock/Calendar/Trickle-Chargerr

Specifications of DS1391U-33+

• Time Format: HH:MM:SS:hh (12/24 hr)
• Date Format: YY-MM-DD-dd
• Interface: SPI, 3-Wire Serial
• Voltage - Supply: 2.97 V ~ 3.63 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 10-MSOP, Micro10™, 10-uMAX, 10-uSOP
• Function: Clock/Calendar/Alarm/Trickle Charger
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2.97 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Rtc Bus Interface: Serial (4-Wire, SPI)
• Supply Current: 2 mA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Memory Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

For the latest package outline information and land patterns, go to www.maxim-ic.com/packages.
PACKAGE TYPE
CPU
CPU
V
V
CC
CC
10 µSOP
DOUT
CS
SCLK
DIN
CE
SCLK
I/O
X1
X1
CRYSTAL
CRYSTAL
DS1390/
DS1394
DS1392
X2
X2
GND
GND
Low-Voltage SPI/3-Wire RTCs with
____________________________________________________________________
SQW/INT
V
V
V
BACKUP
V
BACKUP
V
V
CC
CC
CC
CC
SQW
INT
PACKAGE CODE
—
CPU
CPU
V
V
CC
CC
RST
RST
Typical Operating Circuits
I/O
SCLK
DOUT
SCLK
CS
DIN
RST
CE
RST
X1
X1
Trickle Charger
CRYSTAL
CRYSTAL
Package Information
DS1393
DS1391
X2
X2
GND
GND
DOCUMENT NO.
SQW/INT
V
V
V
V
BACKUP
V
V
BACKUP
CC
CC
CC
CC
21-0061
25