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Digital Output Characteristics for D0-D15, A0-A9, RD, WR, RAS, CAS (DRAM Interface)
V
OUT(1)
Logical “1” Output Voltage
V
DRAM
=4.75V, I
OUT
=-4mA
V
DRAM
=2.85V, I
OUT
=-4mA
2.4
2.4
V (min)
V (min)
V
OUT(0)
Logical “0” Output Voltage
V
DRAM
=4.75V, I
OUT
=4mA
V
DRAM
=2.85V, I
OUT
=4mA
0.4
0.4
V (max)
V (max)
Digital Output Characteristics for A, B, A, B
V
OUT(1)
Logical “1” Output Voltage
V
DRAM
=4.75V, I
OUT
=-10mA
V
DRAM
=2.85V, I
OUT
=-10mA
2.4
2.4
V (min)
V (min)
V
OUT(0)
Logical “0” Output Voltage
V
DRAM
=4.75V, I
OUT
=4mA
V
DRAM
=2.85V, I
OUT
=4mA
0.4
0.4
V (max)
V (max)
Digital Output Characteristics for MISC I/O 1-6, TR1, TR2, 1, 2, RS, CP1, CP2, LAMP
R
, LAMP
G
, LAMP
B
V
OUT(1)
Logical “1” Output Voltage
V
D
=4.75V, I
OUT
=-4mA
2.4
V (min)
V
OUT(0)
Logical “0” Output Voltage
V
D
=4.75V, I
OUT
=4mA
0.4
V (max)
Digital Output Characteristics for D+, D-
V
OUT(1)
Logical “1” Output Voltage
V
D
=4.75V, I
OUT
=-1mA
2.4
V (min)
V
OUT(0)
Logical “0” Output Voltage
V
D
=4.75V, I
OUT
=3mA
0.4
V (max)
CRYSTAL IN, CRYSTAL OUT Characteristics
XTAL
OUT DC
CRYSTAL OUT Bias Level (Offset)
0.8
V
XTAL
OUT AC
CRYSTAL OUT Amplitude
f
CRYSTAL
= 48MHz
0.8
V
P-P
Power Supply Characteristics (Note 14)
I
A
Analog Supply Current
(V
A
pins)
Operating (Bias Current = 80%)
65
91
mA (max)
I
D
Digital Supply Current
(V
D
pins)
Operating (Bias Current = 80%)
35
41
mA (max)
I
DRAM
DRAM Supply Current
(V
DRAM
pins)
Operating, V
DRAM
= 5V
Operating, V
DRAM
= 3V
2
1
8
5
mA (max)
mA (max)
I
SUSPEND
Total Suspend Current (I
A
+I
D
+I
DRAM
)
19
175
μA (max)
DC and Logic Electrical Characteristics
(Continued)
The following specifications apply for AGND=DGND=0V, V
A
=V
D
=V
DRAM
=+5.0V
DC
unless otherwise noted,
f
CRYSTAL IN
= 48MHz.
Boldface limits apply for T
A
=T
J
=T
MIN
to T
MAX
; all other limits T
A
=T
J
=25°C. (Notes 8, 9, & 10)
Symbol
Parameter
Conditions
Typical
(Note 9)
Limits
(Note 10)
Units
(Limits)
L