DS1742-85 MAXIM [Maxim Integrated Products], DS1742-85 Datasheet - Page 8
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DS1742-85
Manufacturer Part Number
DS1742-85
Description
Y2KC Nonvolatile Timekeeping RAMwww.
Manufacturer
MAXIM [Maxim Integrated Products]
Datasheet
1.DS1742-85.pdf
(16 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DS1742-85+
Manufacturer:
Maxim Integrated Products
Quantity:
135
Company:
Part Number:
DS1742-85+
Manufacturer:
DALLAS
Quantity:
117
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
CEA
CEZ
OEL
OEA
OEZ
CEL
RC
OH
AA
SYMBOL
V
V
I
I
V
V
I
I
CC1
CC2
I
CC
OL
OH
SO
IL
OL
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
1
1
1