CY2277A
Electrical Characteristics (-12I)
Parameter
V
IH
V
IL
V
ILiic
V
OH
V
OL
V
OH
Description
High-level Input Voltage
Low-level Input Voltage
Low-level Input Voltage
Except Crystal Inputs
Except Crystal Inputs
SMBus inputs only
I
OH
= 18 mA
I
OH
= 18 mA
Low-level Output Voltage
[7]
V
DDQ2
= V
DDCPU
= 2.375V
I
OL
= 29 mA
I
OL
= 29 mA
High-level Output Voltage
[7]
V
DDQ3
, AV
DD
, V
DDCPU
= 3.135V
I
OH
= 32 mA
I
OH
= 36 mA
I
OH
= 32 mA
I
OH
= 26 mA
I
OH
= 26 mA
I
OH
= 36 mA
I
OH
= 26 mA
V
OL
Low-level Output Voltage
[7]
V
DDQ3
, AV
DD
, V
DDCPU
= 3.135V
I
OH
= 24mA
I
OH
= 29 mA
I
OH
= 26 mA
I
OL
= 21 mA
I
OH
= 21 mA
I
OL
= 29mA
I
OH
= 21 mA
I
IH
I
IL
I
IL
I
OZ
I
DD
I
DD
I
DDS
Input High Current
Input Low Current
Input Low Current
Output Leakage Current
Power Supply Current
[7, 8]
Power Supply Current
[7, 8]
Power-down Current
V
IH
= V
DD
V
IL
= 0V, except PWR_SEL
V
IL
= 0V, PWR_SEL only
Three-state
V
DD
= 3.465V, V
IN
= 0 or V
DD
, Loaded Outputs, CPU = 66.67 MHz
V
DD
= 3.465V, V
IN
= 0 or V
DD
, Unloaded Outputs
Current draw in power-down state, PWR_SEL = V
DD
–10
CPUCLK
IOAPIC
CPUCLK
IOAPIC
CPUCLK
SDRAM
PCICLK
USBCLK
IOCLK
REF0
REF1
CPUCLK
SDRAM
PCICLK
USBCLK
IOCLK
REF0
REF1
–20
+20
10
100
+10
250
120
150
A
A
A
A
mA
mA
A
0.8V
V
2.4
V
0.4
V
1.75
Test Conditions
Min. Max. Unit
2.0
0.8
0.7
V
V
V
V
High-level Output Voltage
[7]
V
DDQ2
= V
DDCPU
= 2.375V
Rev 1.0, November 25, 2006
Page 8 of 18
SPECTRALINEAR [ SPECTRALINEAR INC ]
