DS1743W-120IND Maxim Integrated, DS1743W-120IND Datasheet - Page 10

• Manufacturer Part Number: DS1743W-120IND
• Description: Real Time Clock
• Manufacturer: Maxim Integrated

Specifications of DS1743W-120IND

• Function: Clock, Calendar, NV Timekeeping RAM
• Rtc Bus Interface: Parallel
• Time Format: HH
• Rtc Memory Size: 8192 B
• Supply Voltage - Max: 3.63 V
• Supply Voltage - Min: 2.97 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: Through Hole
• Package / Case: eDIP

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