
CY28378
...................... Document #: 38-07519 Rev. ** Page 14 of 21
Absolute Maximum Conditions
Parameter
Description
Condition
Min.
Max.
Unit
VDD
Core Supply Voltage
–0.5
4.6
V
VDDA
Analog Supply Voltage
–0.5
4.6
V
VIN
Input Voltage
Relative to V SS
–0.5
VDD + 0.5
VDC
TS
Temperature, Storage
Non-functional
–65
+150
°C
TA
Temperature, Operating Ambient
Functional
0
70
°C
TJ
Temperature, Junction
Functional
–
150
°C
ESDHBM
ESD Protection (Human Body Model)
MIL-STD-883, Method 3015
2000
–
V
JC
Dissipation, Junction to Case
Mil-Spec 883E Method 1012.1
15
°C/W
JA
Dissipation, Junction to Ambient
JEDEC (JESD 51)
45
°C/W
UL–94
Flammability Rating
At 1/8 in.
V–0
DC Electrical Specifications
Parameter
Description
Condition
Min.
Max.
Unit
VDD_REF,
VDD_PCI,
VDD_CORE,
VDD_3V66,
VDD_48 MHz,
VDD_CPU,
3.3V Supply Voltages
3.135
3.465
V
Cin
Input Pin Capacitance
5pF
CXTAL
XTAL Pin Capacitance
22.5
pF
CL
Max. Capacitive Load on 48MHz, REF
PCICLK, 3V66
2030
pF
f(REF)
Reference Frequency
Oscillator Nominal Value
14.318 14.318
MHz
VIH
High-level Input Voltage
Except Crystal Pads. Threshold voltage for
crystal pads = VDD/2
2.0
V
VIL
Low-level Input Voltage
Except Crystal Pads
0.8
V
VOH
High-level Output Voltage
48MHz, REF, 3V66
IOH = –1 mA
2.4
V
PCI
IOH = –1 mA
2.4
V
VOL
Low-level Output Voltage
48MHz, REF, 3V66
IOL = 1 mA
0.4
V
PCI
IOL = 1 mA
0.55
V
IIH
Input High Current
0 < VIN < VDD
–5
5
mA
IIL
Input Low Current
0 < VIN < VDD
–5
5
mA
IOH
High-level Output Current
CPU
For IOH =6*IRef
Configuration
Type X1, VOH = 0.65V 12.9
mA
Type X1, VOH = 0.74V
14.9
REF, 48 MHz
Type 3, VOH = 1.00V
–29
Type 3, VOH = 3.135V
–23
3V66, PCI
Type 5, VOH = 1.00V
–33
Type 5, VOH = 3.135V
–33
IOL
Low-level Output Current
REF, 48MHz
Type 3, VOL = 1.95V
29
mA
Type 3, VOL = 0.4V
27
3V66, PCI,
Type 5, VOL =1.95 V
30
Type 5, VOL = 0.4V
38
IOZ
Output Leakage Current
Three-state
10
mA
IDD3
3.3V Power Supply Current
VDD_CORE/VDD33 = 3.465V, FCPU = 133 MHz
250
mA