DS1742W-120+ Maxim Integrated Products, DS1742W-120+ Datasheet - Page 9

• Manufacturer Part Number: DS1742W-120+
• Description: IC RTC RAM Y2K 3.3V 120NS 24EDIP
• Manufacturer: Maxim Integrated Products
• Type: Clock/Calendar/NVSRAM/Y2Kr

Specifications of DS1742W-120+

• Memory Size: 16K (2K x 8)
• Time Format: HH:MM:SS (24 hr)
• Date Format: YY-MM-DD-dd
• Interface: Parallel
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Through Hole
• Package / Case: 24-DIP (600 mil) Module
• Function: Clock/Calendar/NV Timekeeping RAM
• Rtc Memory Size: 2048 Byte
• 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
• Supply Current: 15 mA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AC CHARACTERISTICS—READ CYCLE (3.3V)
(V
READ CYCLE TIMING DIAGRAM
Read Cycle Time
Address Access Time
Output Hold from Address
CE
CE
CE
OE
OE
OE
CC
= 3.3V 10%, Over the operating range.)
to DQ Low-Z
Access Time
Data Off time
to DQ Low-Z
Access Time
Data Off Time
PARAMETER
SYMBOL
t
t
t
t
t
t
t
t
t
OEA
CEA
CEZ
OEL
OEZ
CEL
RC
OH
AA
MIN
120
5
5
5
ACCESS
9 of 16
120ns
MAX
120
120
100
40
35
MIN
150
5
5
5
ACCESS
150ns
MAX
150
150
130
50
35
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
DS1742