DS1554-100 DALLAS [Dallas Semiconductor], DS1554-100 Datasheet - Page 11

• Manufacturer Part Number: DS1554-100
• Description: 256K NV Y2KC Timekeeping RAM
• Manufacturer: DALLAS [Dallas Semiconductor]

DC ELECTRICAL CHARACTERISTICS
READ CYCLE TIMING DIAGRAM Figure 5
Active Supply Current
TTL Standby Current (
CMOS Standby Current
(
Input Leakage Current (any input)
Output Leakage Current
(any output)
Output Logic 1 Voltage
(I
Output Logic 0 Voltage
(I
(I
Write Protection Voltage
Battery Switch Over Voltage
RST
CE
OUT
OUT
OUT
Outputs)
= -1.0 mA)
=2.1 mA, DQ0-7 Outputs)
=10.0 mA,
=V
CC
PARAMETER
- 0.2V)
IRQ
/FT and
CE
= V
IH
)
SYMBOL
V
V
V
I
I
V
V
I
I
CC1
CC2
I
CC
OL
OL1
OL2
IL
OH
SO
PF
11 of 21
MIN
2.80
2.4
-1
-1
V
(0°C to 70°C; V
TYP
2.88
BAT
V
0.7
0.7
10
PF
or
MAX
2.97
0.4
0.4
30
+1
+1
3
2
CC
UNITS
mA
mA
mA
= 3.3V ± 10%)
V
V
V
V
V
A
A
NOTES
2, 3
2, 3
2, 3
1, 5
1, 4
DS1554
1
1
1