DS1685-5 Maxim Integrated Products, DS1685-5 Datasheet - Page 29
DS1685-5
Manufacturer Part Number
DS1685-5
Description
Real Time Clock
Manufacturer
Maxim Integrated Products
Datasheet
1.DS1685S-5.pdf
(34 pages)
Specifications of DS1685-5
Function
Clock, Calendar, Alarm
Rtc Memory Size
242 B
Supply Voltage (max)
5.5 V
Supply Voltage (min)
4.5 V
Maximum Operating Temperature
+ 70 C
Minimum Operating Temperature
0 C
Mounting Style
Through Hole
Rtc Bus Interface
Multiplexed
Package / Case
PDIP-24
Time Format
HH:MM:SS, Binary
Date Format
DW:DM:M:Y, Binary
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DS1685-5
Manufacturer:
HARRIS
Quantity:
523
Part Number:
DS1685-5
Manufacturer:
DALLAS
Quantity:
20 000
Company:
Part Number:
DS1685-5+
Manufacturer:
Maxim Integrated Products
Quantity:
135
Company:
Part Number:
DS1685-5IND+
Manufacturer:
Maxim
Quantity:
307
POWER-UP/DOWN TIMING—5V
(T
POWER-UP/DOWN TIMING—3V
(T
WARNING: Under no circumstances are negative undershoots, of any amplitude, allowed
when device is in battery-backup mode.
CAPACITANCE
(T
WAKE-UP/KICKSTART TIMING
(T
CS High to Power-Fail
Recovery at Power-Up
V
V
V
Expected Data Retention
CS High to Power-Fail
Recovery at Power-Up
V
V
Expected Data Retention
Input Capacitance on All Inputs
Except X1 and X2
Output Capacitance on IRQ,
SQW and DQ pins
Kickstart Input Pulse Width
Wake-Up/Kickstart Power On
Timeout
A
A
A
A
CC
CC
CC
CC
CC
= +25°C)
= +25°C)
= +25°C)
= +25°C)
Slew Rate Power-Down
Slew Rate Power-Down
Slew Rate Power-Up
Slew Rate Power-Down
Slew Rate Power-Up
PARAMETER
PARAMETER
PARAMETER
PARAMETER
4.5V V
2.7V V
4.0 V
3.0 V
2.5 V
SYMBOL
SYMBOL
t
t
C
KSPW
POTO
SYMBOL
SYMBOL
C
OUT
IN
t
t
t
t
t
REC
t
t
REC
CC
CC
CC
t
t
t
DR
t
DR
PF
FB
PF
R
CC
R
CC
F
F
4.5V
4.0V
2.7V
4.0V
2.5V
29 of 34
MIN
MIN
2
2
MIN
MIN
300
300
10
10
10
0
0
TYP
TYP
TYP
TYP
150
150
DS1685/DS1687 3V/5V Real-Time Clocks
MAX
MAX
MAX
MAX
12
12
0
0
seconds
UNITS
UNITS
UNITS
UNITS
years
years
ms
ms
s
pF
pF
ns
s
s
s
ns
s
s
NOTES
NOTES
NOTES
NOTES
9, 10
9, 10
7