DS1554-70IND Maxim Integrated Products, DS1554-70IND Datasheet - Page 2
![IC RTC RAM Y2K 5V 70NS 32-EDIP](/photos/6/58/65858/ds1245y-70ind__sml.jpg)
DS1554-70IND
Manufacturer Part Number
DS1554-70IND
Description
IC RTC RAM Y2K 5V 70NS 32-EDIP
Manufacturer
Maxim Integrated Products
Type
Clock/Calendar/NVSRAM/Y2Kr
Datasheet
1.DS1554P-70.pdf
(18 pages)
Specifications of DS1554-70IND
Memory Size
256K (32K x 8)
Time Format
HH:MM:SS (24 hr)
Date Format
YY-MM-DD-dd
Interface
Parallel
Voltage - Supply
4.5 V ~ 5.5 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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DS1554-70IND+
Manufacturer:
NS
Quantity:
30
PIN DESCRIPTION
A0–A14
DQ0–DQ7
IRQ/FT
RST
CE
OE
WE
V
GND
N.C.
X1, X2
V
ORDERING INFORMATION
+Denotes a lead(Pb)-free /RoHS-compliant package.
*DS9034-PCX+ or DS9034I-PCX+ required (must be ordered separately).
**The top mark will include a “+” on lead-free devices. An “IND” anywhere on the top mark indicates an industrial temperature grade device.
DS1554-70+
DS1554-70IND+
DS1554P-70+
DS1554P-70IND+
DS1554W-120+
DS1554W-120IND+
DS1554WP-120+
DS1554WP-120IND+
CC
BAT
PART
- Address Inputs
- Data Input/Outputs
- Interrupt, Frequency Test Output (Open Drain)
- Power-On Reset Output (Open Drain)
- Chip Enable
- Output Enable
- Write Enable
- Power-Supply Input
- Ground
- No Connection
- Crystal Connection
- Battery Connection
TEMP RANGE
-40°C to +85°C
-40°C to +85°C
-40°C to +85°C
-40°C to +85°C
0°C to +70°C
0°C to +70°C
0°C to +70°C
0°C to +70°C
VOLTAGE
(V)
5.0
5.0
5.0
5.0
3.3
3.3
3.3
3.3
DS1554 256k, Nonvolatile, Y2K-Compliant Timekeeping RAM
2 of 18
PIN-PACKAGE
32 EDIP (0.740a)
32 EDIP (0.740a)
34 PowerCap*
34 PowerCap*
32 EDIP (0.740a)
32 EDIP (0.740a)
34 PowerCap*
34 PowerCap*
TOP MARK**
DS1554+070
DS1554+070 IND
DS1554P+70
DS1554P+70 IND
DS1554W+120
DS1554W+120 IND
DS1554WP+120
DS1554WP+120 IND