Rainbow Electronics DS1543 - Manual (Page 10)

DS1543
10 of 17
DC ELECTRICAL CHARACTERISTICS (V
CC
= 3.3V ± 10%)
PARAMETER SYMBOL MIN TYP MAX UNITS NOTES
Active Supply Current I
CC
10 30 mA 2, 3
TTL Standby Current ( CE = V
IH
) I
CC1
0.7 2 mA 2, 3
CMOS Standby Current
(
CE
≥ =V
CC
- 0.2V)
I
CC2
0.7 2 mA 2, 3
Input Leakage Current (any input) I
IL
-1 +1
µ
A
Output Leakage Current
(any output) I
OL
-1 +1
µ
A
Output Logic 1 Voltage
(I
OUT
= -1.0 mA)
V
OH
2.4 V 1
Output Logic 0 Voltage
(I
OUT
=2.1 mA, DQ0-7 Outputs) V
OL1
0.4 V 1
(I
OUT
=10.0 mA, IRQ /FT and
RST Outputs)
V
OL2
0.4 V 1, 5
Write Protection Voltage V
PF
2.80 2.88 2.97 V 1
Battery Switch Over Voltage V
SO
V
BAT
or V
PF
V 1, 4
READ CYCLE TIMING DIAGRAM Figure 5