DS1371U Maxim Integrated Products, DS1371U Datasheet - Page 7

• Manufacturer Part Number: DS1371U
• Description: Real Time Clock I2C-Compatible 32-bi 2-bit Binary Counter
• Manufacturer: Maxim Integrated Products

Specifications of DS1371U

• Function: Clock, Calendar, Elapsed Time Counter, Alarm
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 1.7 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Rtc Bus Interface: 2-Wire Serial
• Package / Case: uMax-8
• Time Format: Binary
• Date Format: Binary

Table 1. Crystal Specifications
*The crystal, traces, and crystal input pins should be isolated from RF generating signals. Refer to Application Note 58: Crystal Considerations
for Dallas Real-Time Clocks for additional specifications.
Figure 3. Layout Example
Nominal Frequency
Series Resistance
Load Capacitance
LOCAL GROUND PLANE (LAYER 2)
CRYSTAL
PARAMETER
GND
X1
X2
SYMBOL
*
ESR
C
f
O
L
7 of 15
MIN
32.768
TYP
6
MAX
50
UNITS
kHz
kΩ
pF