DS1248Y-70 Maxim Integrated Products, DS1248Y-70 Datasheet - Page 13
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DS1248Y-70
Manufacturer Part Number
DS1248Y-70
Description
Real Time Clock
Manufacturer
Maxim Integrated Products
Datasheet
1.DS1248W-120.pdf
(18 pages)
Specifications of DS1248Y-70
Function
Clock, Calendar, NV Timekeeping RAM, Battery Backup
Rtc Memory Size
131072 B
Supply Voltage (max)
5.5 V
Supply Voltage (min)
4.5 V
Maximum Operating Temperature
+ 70 C
Minimum Operating Temperature
0 C
Mounting Style
Through Hole
Rtc Bus Interface
Phantom Clock, Parallel
Package / Case
eDIP
Time Format
HH:MM:SS:hh
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DS1248Y-70
Manufacturer:
DALLAS
Quantity:
22
Company:
Part Number:
DS1248Y-70+
Manufacturer:
Maxim Integrated Products
Quantity:
135
Company:
Part Number:
DS1248Y-70+
Manufacturer:
JST
Quantity:
500
Part Number:
DS1248Y-70+
Manufacturer:
DALLAS
Quantity:
20 000
Company:
Part Number:
DS1248Y-70IND+
Manufacturer:
Maxim
Quantity:
10
POWER-DOWN/POWER-UP TIMING
Over the Operating Range (3.3V)
CE at V
V
V
V
V
CE at V
(T
Expected Data-Retention Time
Warning: Under no circumstances are negative undershoots, of any amplitude, allowed when
device is in battery-backup mode.
MEMORY READ CYCLE (Note 1)
CC
PF(MIN)
CC
PF(MIN)
A
= +25°C)
Slew from V
Slew from V
(CE at V
(CE at V
IH
IH
before Power-Down
after Power-Up
PARAMETER
PARAMETER
IH
IH
PF(MAX)
PF(MAX)
)
)
to
to
SYMBOL
SYMBOL
t
t
t
REC
t
t
DR
PD
R
F
13 of 18
MIN
MIN
300
1.5
10
0
0
TYP
TYP
MAX
MAX
2.5
UNITS
UNITS
years
ms
s
s
s
NOTES
NOTES
9