DS1744 Maxim, DS1744 Datasheet - Page 10
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DS1744
Manufacturer Part Number
DS1744
Description
The DS1744 is a full-function, year-2000-compliant (Y2KC), real-time clock/calendar (RTC) and 32k x 8 NV SRAM
Manufacturer
Maxim
Datasheet
1.DS1744.pdf
(16 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DS1744+070
Manufacturer:
KYOCERA
Quantity:
1 380
Company:
Part Number:
DS1744+070IND
Manufacturer:
DALLAS
Quantity:
121
Company:
Part Number:
DS1744-070
Manufacturer:
DALLAS
Quantity:
27
Part Number:
DS1744-70IND
Manufacturer:
DALLAS
Quantity:
20 000
AC CHARACTERISTICS—READ CYCLE (3.3V)
(V
Read Cycle Time
Address Access Time
Output Hold from Address
READ CYCLE TIMING DIAGRAM
CE to DQ Low-Z
CE Access Time
CE Data Off Time
OE to DQ Low-Z
OE Access Time
OE Data Off Time
CC
= 3.3V 10%, T
PARAMETER
A
= Over the operating range.)
SYMBOL
t
t
t
t
t
t
t
t
t
OEA
CEA
OEL
OEZ
CEL
CEZ
RC
AA
OH
DS1744/DS1744P Y2K-Compliant, Nonvolatile Timekeeping RAMs
10 of 16
MIN
120
5
5
5
TYP
MAX
120
120
100
40
35
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
NOTES