DS1742W-150 Maxim Integrated Products, DS1742W-150 Datasheet - Page 8

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DS1742W-150

Manufacturer Part Number
DS1742W-150
Description
Real Time Clock
Manufacturer
Maxim Integrated Products
Datasheet

Specifications of DS1742W-150

Function
Clock, Calendar, NV Timekeeping RAM
Rtc Memory Size
2048 B
Supply Voltage (max)
3.63 V
Supply Voltage (min)
2.97 V
Maximum Operating Temperature
+ 70 C
Minimum Operating Temperature
0 C
Mounting Style
Through Hole
Rtc Bus Interface
Parallel
Package / Case
eDIP
Time Format
HH:MM:SS
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
DS1742W-150
Manufacturer:
DALLAS
Quantity:
117
Part Number:
DS1742W-150
Manufacturer:
PHILIPS
Quantity:
100
Part Number:
DS1742W-150+
Manufacturer:
Maxim Integrated Products
Quantity:
135
Part Number:
DS1742W-150+
Manufacturer:
DALLAS
Quantity:
912
DC ELECTRICAL CHARACTERISTICS
(V
AC CHARACTERISTICS—READ CYCLE (5V)
(V
Active Supply Current
TTL Standby Current (
V
CMOS Standby Current
(
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
Read Cycle Time
Address Access Time
Output Hold from
Address
CE
CE
CE
OE
OE
OE
CC
CC
CE
OUT
OUT
IH
)
= 3.3V 10%, Over the operating range.)
= 5.0V 10%, Over the operating range.)
to DQ Low-Z
Access Time
Data Off time
to DQ Low-Z
Access Time
Data Off Time
 V
= -1.0mA)
=2.1mA)
PARAMETER
CC
PARAMETER
- 0.2V)
CE
=
SYMBOL
t
t
t
t
t
t
t
t
t
OEA
CEL
CEA
CEZ
OEL
OEZ
RC
OH
AA
SYMBOL
V
I
I
V
V
V
I
I
CC1
CC2
I
CC
OL
OH
IL
OL
SO
PF
MIN
85
5
5
5
ACCESS
85ns
8 of 16
2.80
MIN
2.4
-1
-1
MAX
85
85
30
45
30
V
100ns ACCESS
TYP
BAT
V
0.7
0.7
10
MIN
100
PF
5
5
5
or
MAX
2.97
MAX
0.4
100
100
30
+1
+1
35
55
35
2
2
UNITS
UNITS
mA
mA
mA
ns
ns
ns
ns
ns
ns
ns
ns
ns
V
V
A
A
NOTES
2, 3
2, 3
2, 3
1, 4
DS1742
1
1
1

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