DS1746WP-120+ Maxim Integrated Products, DS1746WP-120+ Datasheet - Page 12

• Manufacturer Part Number: DS1746WP-120+
• Description: IC RTC RAM Y2K 3.3V 120NS 34-PCM
• Manufacturer: Maxim Integrated Products
• Type: Clock/Calendar/NVSRAM/Y2Kr

Specifications of DS1746WP-120+

• Memory Size: 1M (128K 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: Surface Mount
• Package / Case: 34-PowerCap™ Module
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

WRITE CYCLE TIMING DIAGRAM, WRITE-ENABLE CONTROLLED
WRITE CYCLE TIMING DIAGRAM, CHIP-ENABLE CONTROLLED
DQ0-DQ7
DQ0-DQ7
A0-A16
A0-A16
WE
WE
CE
CE
DATA OUTPUT
t
AS
t
AS
t
WEZ
VALID
t
W C
VALID
t
WC
t
WEW
t
CEW
DATA INPUT
t
DS
DS1746/DS1746P Y2K-Compliant, Nonvolatile Timekeeping RAMs
DATA INPUT
t
DS
12 of 16
t
t
WR1
DH1
t
t
WR2
DH2