DS1747 Maxim, DS1747 Datasheet - Page 9

• Manufacturer Part Number: DS1747
• Description: The DS1747 is a full-function, year-2000-compliant (Y2KC), real-time clock/calendar (RTC) and 512k x 8 nonvolatile static RAM
• Manufacturer: Maxim

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
AC CHARACTERISTICS—READ CYCLE (5V)
(V
Read Cycle Time
Address Access Time
Output Hold from Address
CE to DQ Low-Z
CE E Access Time
CE Data Off Time
OE to DQ Low-Z
OE Access Time
OE Data Off Time
OUT
OUT
CC
CC
= 3.3V ±10%, T
= 5.0V ±10%, T
= -1.0mA)
= +2.1mA)
PARAMETER
PARAMETER
IH
CC
)
- 0.2V)
A
A
= Over the Operating Range.)
= Over the Operating Range.)
SYMBOL
SYMBOL
V
t
Icc
Icc
V
V
t
t
t
t
t
V
t
t
Icc
I
t
I
CEA
OEL
OEA
OEZ
CEL
CEZ
AA
OH
OL
RC
IL
OH
OL
SO
PF
1
2
MIN
MIN
2.80
9 of 16
2.4
70
-1
-1
5
5
5
V
TYP
TYP
V
or
BAT
PF
MAX
MAX
2.97
0.4
30
+1
+1
70
70
25
35
25
2
2
UNITS
UNITS
mA
mA
mA
µA
µA
ns
ns
ns
ns
ns
ns
ns
ns
ns
V
V
NOTES
NOTES
2, 3, 10
2, 3
2, 3
1, 4
1
1
1