DS1743W-120 Maxim Integrated Products, DS1743W-120 Datasheet - Page 10
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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—READ CYCLE (3.3V)
(V
READ CYCLE TIMING DIAGRAM
Read Cycle Time
Address Access Time
CE and CE2 Low to DQ Low-Z
CE and CE2 Access Time
CE and CE2 Data-Off time
OE Low to DQ Low-Z
OE Access Time
OE Data-Off Time
Output Hold from Address
CC
= 3.3V 10%, T
PARAMETER
A
= Over the Operating Range.)
SYMBOL
t
t
t
t
t
t
t
t
t
CEA
OEL
OEA
OEZ
CEL
CEZ
AA
OH
RC
DS1743/DS1743P Y2K-Compliant, Nonvolatile Timekeeping RAMs
10 of 16
MIN
120
5
5
5
120ns
MAX
120
120
100
40
35
ACCESS
MIN
150
5
5
5
150ns
MAX
150
150
130
50
35
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
NOTES
5
5
5