PRELIMINARY
CY28344
Document #: 38-07113, Rev. *A
Page 15 of 22
Maximum Ratings[2]
(Above which the useful life may be impaired. For user guide-
lines, not tested.)
Supply Voltage ................................................. –0.5 to +7.0V
Input Voltage ..............................................–0.5V to VDD+0.5
Storage Temperature (Non-Condensing).... –65
°C to +150°C
Max. Soldering Temperature (10 sec) ...................... +260
°C
Junction Temperature ............................................... +150
°C
Package Power Dissipation ...............................................1
Ω
Static Discharge Voltage
(per MIL-STD-883, Method 3015) ............................ > 2000V
Operating Conditions Over which Electrical Parameters are Guaranteed
Parameter
Description
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
VDD_48 MHz
48 MHz Supply Voltage
2.85
3.465
V
TA
Operating Temperature, Ambient
0
70
°C
Cin
Input Pin Capacitance
5
pF
CXTAL
XTAL Pin Capacitance
22.5
pF
CL
Max. Capacitive Load on
48 MHz, REF
PCICLK, 3V66
20
30
pF
f(REF)
Reference Frequency, Oscillator Nominal Value
14.318
14.318
MHz
Electrical Characteristics Over the Operating Range
Parameter
Description
Test Conditions
Min. Max. Unit
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
48 MHz, REF, 3V66
IOH = –1 mA
2.4
V
PCI
IOH = –1 mA
2.4
V
VOL
Low-level Output Voltage
48 MHz, 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, 48 MHz
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/VDD3.3 = 3.465V, FCPU = 133 MHz
250
mA
IDDPD3
3.3V Shutdown Current
VDD_CORE/VDD3.3 = 3.465V
20
mA
Note:
2.
The voltage on any input or any I/O pin cannot exceed the power pin during power-up. Power supply sequencing is NOT required.
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