4
3378O–SEEPR–11/09
AT93C56A/66A
Note: 1. This parameter is characterized and is not 100% tested.
Note: 1. V
IL
min and V
IH
max are reference only and are not tested.
Table 3-1. Pin Capacitance
(Note:)
Applicable over recommended operating range from T
A
=25C,f=1.0MHz, V
CC
= +5.0V (unless otherwise noted)
Symbol Test Conditions Max Units Conditions
C
OUT
Output Capacitance (DO) 5 pF V
OUT
=0V
C
IN
Input Capacitance (CS, SK, DI) 5 pF V
IN
=0V
Table 3-2. DC Characteristics
Applicable over recommended operating range from: T
AI
= 40Cto+85C, V
CC
= +1.8V to +5.5V,
V
CC
= +1.8V to +5.5V (unless otherwise noted)
Symbol Parameter Test Condition Min Typ Max Unit
V
CC1
Supply Voltage 1.8 5.5 V
V
CC2
Supply Voltage 2.7 5.5 V
V
CC3
Supply Voltage 4.5 5.5 V
I
CC
Supply Current V
CC
= 5.0V
READ at 1.0 MHz 0.5 2.0 mA
WRITE at 1.0 MHz 0.5 2.0 mA
I
SB1
Standby Current V
CC
= 1.8V CS = 0V 0.4 1.0 µA
I
SB2
Standby Current V
CC
= 2.7V CS = 0V 6.0 10.0 µA
I
SB3
Standby Current V
CC
= 5.0V CS = 0V 10.0 15.0 µA
I
IL
Input Leakage V
IN
=0VtoV
CC
0.1 3.0 µA
I
OL
Output Leakage V
IN
=0VtoV
CC
0.1 3.0 µA
V
IL1
(Note:)
V
IH1
(Note:)
Input Low Voltage
Input High Voltage
2.7V V
CC
5.5V
0.6
2.0
0.8
V
CC
+1
V
V
IL2
(Note:)
V
IH2
(Note:)
Input Low Voltage
Input High Voltage
1.8V V
CC
2.7V
0.6
V
CC
x0.7
V
CC
x0.3
V
CC
+1
V
V
OL1
V
OH1
Output Low Voltage
Output High Voltage
2.7V V
CC
5.5V
I
OL
= 2.1 mA 0.4 V
I
OH
= 0.4 mA 2.4 V
V
OL2
V
OH2
Output Low Voltage
Output High Voltage
1.8V V
CC
2.7V
I
OL
= 0.15 mA 0.2 V
I
OH
= 100 µA V
CC
0.2 V
