DS1486-120+ Maxim Integrated Products, DS1486-120+ Datasheet - Page 11

• Manufacturer Part Number: DS1486-120+
• Description: IC TIMEKEEPER RAM 128K 32-EDIP
• Manufacturer: Maxim Integrated Products
• Type: Watchdog Timer/NVSRAMr

Specifications of DS1486-120+

• Memory Size: 1M (128K x 8)
• Time Format: HH:MM:SS:hh (12/24 hr)
• Date Format: YY-MM-DD-dd
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Through Hole
• Package / Case: 32-DIP Module (600 mil), 32-EDIP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AC ELECTRICAL CHARACTERISTICS
(V
PARAMETER
Read Cycle Time
Address Access Time
CE Access Time
OE Access Time
OE or CE to Output Active
Output High-Z from Deselect
Output Hold from Address Change
Write Cycle Time
Write Pulse Width
Address Setup Time
Write Recovery Time
Output High-Z from WE
Output Active from WE
Data Setup Time
Data Hold Time
INTA, INTB Pulse Width
READ CYCLE (Note 1)
CC
= 5.0V ±10%, T
A
= 0°C to +70°C.)
SYMBOL
t
t
t
t
t
t
t
t
t
ODW
t
t
t
t
t
OEW
t
ACC
COE
t
IPW
WC
AW
WR
WP
RC
CO
OE
OD
OH
DH
DS
11 of 14
MIN
120
120
110
10
10
10
10
85
10
0
3
MAX
120
120
100
40
40
UNITS
ms
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
NOTES
11, 12
4, 5
1
3
4
4