CY2277A
Electrical Characteristics (-12I)
Parameter
VIH
Description
Test Conditions
Min. Max. Unit
High-level Input Voltage
Low-level Input Voltage
Low-level Input Voltage
High-level Output Voltage[7] VDDQ2 = VDDCPU = 2.375V
Low-level Output Voltage[7] VDDQ2 = VDDCPU = 2.375V
High-level Output Voltage[7] VDDQ3, AVDD, VDDCPU = 3.135V
Except Crystal Inputs
Except Crystal Inputs
SMBus inputs only
2.0
V
V
V
V
VIL
0.8
0.7
VILiic
VOH
IOH = 18 mA
IOH = 18 mA
IOL = 29 mA
IOL = 29 mA
IOH = 32 mA
IOH = 36 mA
IOH = 32 mA
IOH = 26 mA
IOH = 26 mA
CPUCLK 1.75
IOAPIC
VOL
CPUCLK
IOAPIC
0.4
V
V
VOH
CPUCLK 2.4
SDRAM
PCICLK
USBCLK
IOCLK
I
OH = 36 mA
REF0
IOH = 26 mA
IOH = 24mA
IOH = 29 mA
IOH = 26 mA
IOL = 21 mA
IOH = 21 mA
IOL = 29mA
IOH = 21 mA
REF1
VOL
Low-level Output Voltage[7] VDDQ3, AVDD, VDDCPU = 3.135V
CPUCLK
SDRAM
PCICLK
USBCLK
IOCLK
0.8V
V
REF0
REF1
IIH
Input High Current
Input Low Current
Input Low Current
Output Leakage Current
Power Supply Current[7, 8] VDD = 3.465V, VIN = 0 or VDD, Loaded Outputs, CPU = 66.67 MHz
Power Supply Current[7, 8] VDD = 3.465V, VIN = 0 or VDD, Unloaded Outputs
VIH = VDD
–20 +20 PA
10 PA
IIL
VIL = 0V, except PWR_SEL
VIL = 0V, PWR_SEL only
Three-state
IIL
100 PA
–10 +10 PA
250 mA
IOZ
IDD
IDD
IDDS
120 mA
Power-down Current
Current draw in power-down state, PWR_SEL = VDD
150 PA
Rev 1.0,November 25, 2006
Page 8 of 18