DS1500WN Maxim Integrated Products, DS1500WN Datasheet - Page 4

• Manufacturer Part Number: DS1500WN
• Description: IC RTC Y2KC W/NV CTRL 32-DIP
• Manufacturer: Maxim Integrated Products
• Type: Clock/Calendar/WDT/NVSRAM/Y2Kr

Specifications of DS1500WN

• Memory Size: 2K (256 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: -40°C ~ 85°C
• Mounting Type: Through Hole
• Package / Case: 32-DIP Module (600 mil), 32-EDIP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

AC OPERATING CHARACTERISTICS (continued)
(V
Figure 1. Read Cycle Timing
Read Cycle Time
Address Access Time
CS to DQ Low-Z
CS Access Time
CS Data Off Time
OE to DQ Low-Z (0°C to +85°C)
OE to DQ Low-Z (-40°C to 0°C)
OE Access Time
OE Data Off Time
Output Hold from Address
Write Cycle Time
Address Setup Time
WE Pulse Width
CS Pulse Width
Data Setup Time
Data Hold Time
Address Hold Time
WE Data Off Time
Write Recovery Time
CEI to CEO Propagation Delay
Pulse Width, OE, WE, or CS High
Pulse Width, OE, WE, or CS Low
CCI
= 3.3V 10%, T
PARAMETER
DQ0-DQ7
A
A0-A4
CS
OE
= -40°C to +85°C.)
t
AA
t
CSL
t
CSA
t
O EL
SYMBOL
PW
PW
t
OEA
t
t
t
t
t
t
t
t
t
t
t
CEPD
t
WEW
t
t
CSW
t
t
t
t
t
t
WEZ
CSA
CSZ
OEL
OEL
OEA
OEZ
CSL
WC
WR
OH
RC
AA
AS
DS
DH
AH
HIGH
LOW
4 of 19
t
RC
(Note 10)
(Note 10)
(Note 10)
(Note 10)
(Note 10)
(Note 10)
CONDITIONS
VALID
t
OEZ
t
CSZ
MIN
120
120
100
110
100
t
OH
80
15
10
40
5
5
2
5
0
5
0
TYP
MAX
120
120
100
40
35
40
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns