DS1500WN Maxim Integrated Products, DS1500WN Datasheet - Page 3

• 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

DC ELECTRICAL CHARACTERISTICS
(V
CRYSTAL SPECIFICATIONS*
*The crystal, traces, and crystal input pins should be isolated from RF generating signals. Refer to Application Note 58: Crystal Considerations
for Dallas Real-Time Clocks for additional specifications.
AC OPERATING CHARACTERISTICS
(V
Battery Current, BB32 = 0, EOSC = 0
Battery Current, BB32 = 0, EOSC = 1
V
Nominal Frequency
Series Resistance
Load Capacitance
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
CC
CCI
BAUX
= 0V, T
= 5.0V 10%, T
Current BB32 = 1, SQW Open
A
= -40°C to +85°C.)
PARAMETER
PARAMETER
PARAMETER
A
= -40°C to +85°C.)
SYMBOL
SYMBOL
SYMBOL
PW
PW
I
ESR
t
t
I
I
t
t
t
t
t
BAUX
t
t
t
t
CEPD
t
WEW
t
BAT1
BAT2
t
CSW
t
t
t
t
t
t
WEZ
C
CSA
CSZ
OEL
OEL
OEA
OEZ
CSL
WC
WR
f
OH
RC
AA
AS
DS
DH
AH
O
HIGH
LOW
L
3 of 19
(Notes 8, 9)
(Notes 8, 9)
(Notes 8, 9)
(Note 10)
(Note 10)
(Note 10)
(Note 10)
(Note 10)
(Note 10)
CONDITIONS
CONDITIONS
CONDITIONS
MIN
MIN
MIN
70
50
30
10
20
70
70
55
15
5
5
2
5
0
5
0
32.768
TYP
TYP
TYP
0.27
0.01
6
2
MAX
70
70
25
35
25
25
MAX
MAX
1.0
0.1
45
UNITS
UNITS
UNITS
kHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
A
A
A
k
pF