DS1602 Maxim Integrated Products, DS1602 Datasheet - Page 4

• Manufacturer Part Number: DS1602
• Description: IC COUNTER ELAPSED TIME 5V 8-DIP
• Manufacturer: Maxim Integrated Products
• Type: Elapsed Time Counterr

Specifications of DS1602

• Time Format: Binary
• Date Format: Binary
• Interface: 3-Wire Serial
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Through Hole
• Package / Case: 8-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Memory Size: -

DS1602
Dallas Real-Time Clocks. The DS1602 can also be driven by an external 32.768kHz oscillator. In this
configuration, the X1 pin is connected to the external oscillator signal and the X2 pin is floated.
V
– Battery input for any standard 3V lithium cell or other energy source. Battery voltage must be
BAT
held between 2.5V and 3.5V for proper operation. The nominal write-protect trip-point voltage at which
access to the DS1602 is denied is set by the internal circuitry as 1.25 x V
nominal. UL recognized to
BAT
ensure against reverse charging current when used in conjunction with a lithium battery. See “Conditions
of Acceptability” at
www.maxim-
ic.com/TechSupport/QA/ntrl.htm.
Figure 1. ELAPSED TIME COUNTER BLOCK DIAGRAM
Figure 2. PROTOCOL BIT MAP
7
6
5
4
3
2
1
0
ACC
AVC
OSC2
OSC1
OSC0
CCC
CVC
RD
4 of 8