DS1743 Maxim, DS1743 Datasheet - Page 10

• Manufacturer Part Number: DS1743
• Description: The DS1743 is a full-function, year-2000-compliant (Y2KC), real-time clock/calendar (RTC) and 8k x 8 nonvolatile static RAM
• Manufacturer: Maxim

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