DS1746-70IND+ Maxim Integrated Products, DS1746-70IND+ Datasheet - Page 8

• Manufacturer Part Number: DS1746-70IND+
• Description: IC RTC RAM Y2K 5V 70NS 32-EDIP
• Manufacturer: Maxim Integrated Products
• Type: Clock/Calendar/NVSRAM/Y2Kr

Specifications of DS1746-70IND+

• Memory Size: 1M (128K 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: Lead free / RoHS Compliant

ABSOLUTE MAXIMUM RATINGS
Voltage Range on Any Pin Relative to Ground..………………………………..……………………..-0.3V to +6.0V
Storage Temperature Range
Lead Temperature (soldering, 10s)…........................................................................................……………….+260°C
Soldering Temperature (reflow, PowerCap)......................................................................................…………+260°
This is a stress rating only and functional operation of the device at these or any other condition above those indicated in the operation sections of this
specification is not implied. Exposure to absolute maximum rating conditions for extended periods of time may affect reliability.
OPERATING RANGE
RECOMMENDED DC OPERATING CONDITIONS
(T
Logic 1 Voltage All Inputs
Logic 0 Voltage All Inputs
DC ELECTRICAL CHARACTERISTICS
(V
Active Supply Current
TTL Standby Current
( CE = V
CMOS Standby Current
( CE V
Input Leakage Current (any input)
Output Leakage Current
(any output)
Output Logic 1 Voltage
(I
Output Logic 0 Voltage
(I
Write Protection Voltage
Battery Switchover Voltage
OUT
OUT
A
CC
= Over the Operating Range)
= 5.0V 10%, T
= -1.0 mA)
= +2.1 mA)
EDIP ...................................................……………………...………………..……………….-40°C to +85°C
PowerCap ................................................................................................................………...-55°C to +125°C
Note: EDIP is hand or wave-soldered only.
Commercial
PARAMETER
CC
PARAMETER
Industrial
IH
RANGE
V
V
V
-0.2V)
)
V
CC
CC
CC
CC
= 3.3V 10%
= 3.3V  10%
= 5V 10%
= 5V  10%
A
= Over the Operating Range.)
-40°C to +85°C, Noncondensing
0°C to +70°C, Noncondensing
SYMBOL
SYMBOL
V
V
V
V
V
Icc
Icc
V
V
V
Icc
I
I
IH
IH
IL
IL
OL
IL
OH
OL
SO
PF
TEMP RANGE
1
2
DS1746/DS1746P Y2K-Compliant, Nonvolatile Timekeeping RAMs
8 of 16
MIN
MIN
4.25
-0.3
-0.3
2.2
2.0
2.4
-1
-1
TYP
TYP
V
BAT
MAX
V
V
MAX
0.3V
0.3V
4.50
0.8
0.6
0.4
+1
+1
CC
CC
85
6
4
3.3V 10% or 5V 10%
3.3V 10% or 5V 10%
+
+
UNITS
UNITS
mA
mA
mA
A
A
V
V
V
V
V
V
CC
NOTES
NOTES
2, 3, 10
2, 3
2, 3
1, 4
1
1
1
1
1
1
1
C