DS1743W-120 Maxim Integrated Products, DS1743W-120 Datasheet - Page 11
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DS1743W-120
Manufacturer Part Number
DS1743W-120
Description
Real Time Clock
Manufacturer
Maxim Integrated Products
Datasheet
1.DS1743W-120.pdf
(16 pages)
Specifications of DS1743W-120
Function
Clock, Calendar, NV Timekeeping RAM
Rtc Memory Size
8192 B
Supply Voltage (max)
3.63 V
Supply Voltage (min)
2.97 V
Maximum Operating Temperature
+ 70 C
Minimum Operating Temperature
0 C
Mounting Style
Through Hole
Rtc Bus Interface
Parallel
Package / Case
eDIP
Time Format
HH:MM:SS
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DS1743W-120
Manufacturer:
DALLAS
Quantity:
493
Part Number:
DS1743W-120
Manufacturer:
DALLAS
Quantity:
20 000
Company:
Part Number:
DS1743W-120INDM
Manufacturer:
MAXIM
Quantity:
201
AC CHARACTERISTICS—WRITE CYCLE (5V)
(V
AC CHARACTERISTICS—WRITE CYCLE (3.3V)
(V
Write Cycle Time
Address Setup Time
WE Pulse Width
CE Pulse Width
CE2 Pulse Width
Data Setup Time
Data Hold Time CE
Data Hold Time CE2
Address Hold Time
WE Data-Off Time
Write Recovery Time
Write Cycle Time
Address Setup Time
WE Pulse Width
CE and CE2 Pulse Width
Data Setup Time
Data Hold Time CE
Data Hold Time CE2
Address Hold Time
WE Data-Off Time
Write Recovery Time
CC
CC
= 5.0V 10%, T
= 3.3V 10%, T
PARAMETER
PARAMETER
A
A
= Over the Operating Range.)
= Over the Operating Range.)
SYMBOL
t
t
t
t
CE2W
t
WEW
t
t
t
t
t
CEW
t
WEZ
WC
WR
DH
DH
AH
AS
DS
SYMBOL
MIN
t
t
t
t
WEW
t
70
50
60
65
30
10
t
t
t
t
CEW
t
WEZ
0
0
8
5
WC
WR
DH
DH
AH
AS
DS
DS1743/DS1743P Y2K-Compliant, Nonvolatile Timekeeping RAMs
70ns
MAX
11 of 16
25
MIN
120
100
110
80
10
10
0
0
0
120ns
MIN
85
65
70
75
35
10
0
0
8
5
ACCESS
MAX
85ns
40
ACCESS
MAX
30
MIN
150
130
140
90
10
10
0
0
0
150ns
MIN
100
70
75
85
40
10
0
0
8
5
MAX
100ns
50
MAX
35
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
NOTES
5
5
5
5
5
5
NOTES
5
5
5
5
5
5
5