DS1685Q-3+ Maxim Integrated Products, DS1685Q-3+ Datasheet - Page 24

• Manufacturer Part Number: DS1685Q-3+
• Description: IC RTC 3V 64-BIT Y2KC 28-PLCC
• Manufacturer: Maxim Integrated Products
• Type: Clock/Calendar/NVSRAM/Y2Kr

Specifications of DS1685Q-3+

• Memory Size: 242B
• Time Format: HH:MM:SS (12/24 hr)
• Date Format: YY-MM-DD-dd
• Interface: Parallel
• Voltage - Supply: 2.7 V ~ 3.7 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 28-LCC, 28-PLCC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ABSOLUTE MAXIMUM RATINGS
Voltage Range on Any Pin Relative to Ground………………………………………………………………….0.3V to +6V
Operating Temperature Range, Commercial ...……………………………………………………………….0°C to +70°C
Operating Temperature Range, Industrial…………………………………………………………………...-40C to +85C
Storage Temperature Range
Lead Temperature (soldering, 10s)……….....………………………..........................……………………………..+260°C
Soldering Temperature (reflow)…………………………………………………...................................………...…+260°C
This is a stress rating only and functional operation of the device at these or any other conditions beyond those indicated in the operation
sections of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods of time can affect reliability.
RECOMMENDED DC OPERATING CONDITIONS
(T
Power-Supply
Voltage
Input Logic 1
Pullup Voltage
Input Logic 0
Battery Voltage
Auxiliary Battery
Voltage
EDIP………………………………....……………………………………………………………………….-40°C to +85°C
PDIP, SO, TSSOP……………………………….…………………………………....………………….-55°C to +125°C
(Note: EDIP is hand or wave-soldered only.)
A
= 0°C to +70°C, T
PARAMETER
A
= -40C to +85C.)
PWR
IRQ
(-5)
(-3)
(-5)
(-3)
SYMBOL
V
V
V
PUPWR
V
V
V
BAUX
BAT
CC
IH
IL
24 of 34
MIN
-0.3
4.5
2.7
2.2
2.5
2.5
2.5
TYP
5.0
3.0
DS1685/DS1687 3V/5V Real-Time Clocks
V
V
CC
CC
MAX
5.5
3.7
5.5
0.6
3.7
5.2
3.7
+ 0.3
+ 0.2
UNITS
V
V
V
V
V
V
NOTES
1
1
1
1
1
1