CY28158
Maximum Ratings
(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 V
DD
+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.............................................. 1W
Static Discharge Voltage
(per MIL-STD-883, Method 3015) ............................. >2000V
Operating Conditions
[4]
Over which Electrical Parameters are Guaranteed
Parameter
V
DD_REF
, V
DD_PCI
, V
DDA
,
V
DD_3V66
, V
DD_48MHZ
V
DD_CPU
V
DD_IOAPIC
T
A
C
L
Description
3.3V Supply Voltages
CPU Supply Voltage
IOAPIC Supply Voltage
Operating Temperature, Ambient
Max. Capacitive Load on
CPU, 48MHZ, REF, IOAPIC
PCI, 3V66
Reference Frequency, Oscillator Nominal Value
14.318
Min.
3.135
2.375
2.375
0
Max.
3.465
2.625
2.625
70
20
30
14.318
MHz
Unit
V
V
V
C
pF
f
(REF)
Electrical Characteristics
Over the Operating Range
Parameter
V
IH
V
IL
V
OH
V
OL
I
IH
I
IL
I
OH
Description
High-level Input Voltage
Low-level Input Voltage
High-level Output Voltage
Low-level Output Voltage
Input High Current
Input Low Current
High-level Output Current
Except Crystal Pads
CPU, IOAPIC
48 MHZ, REF, PCI, 3V66
CPU, IOAPIC
48 MHZ, REF, PCI, 3V66
0 < V
IN
< V
DD
0 < V
IN
< V
DD
CPU
IOAPIC
48 MHZ, REF
3V66, PCI
I
OL
Low-level Output Current
CPU
IOAPIC
48 MHZ, REF
3V66, PCI
I
OZ
I
DD2
Output Leakage Current
2.5V Power Supply
Current
Three-state
V
DDA
/V
DD33
= 3.465V, V
DD25
= 2.625V, F
CPU
= 133 MHz
V
OH
= 2.0V
V
OH
= 2.0V
V
OH
= 2.4V
V
OH
= 2.4V
V
OL
= 0.4V
V
OL
= 0.4V
V
OL
= 0.4V
V
OL
= 0.4V
–16
–60
–20
–72
–15
–51
–30
–100
19
49
25
58
10
24
20
49
10
90
A
mA
mA
I
OH
= –1 mA
I
OH
= –1 mA
I
OL
= 1 mA
I
OL
= 1 mA
2.0
2.4
0.4
0.4
10
10
A
A
mA
V
Test Conditions
Except Crystal Pads. Threshold voltage for crystal pads = V
DD
/2
Min. Max. Unit
2.0
0.8
V
V
V
Rev 1.0, November 20, 2006
Page 4 of 9
SPECTRALINEAR [ SPECTRALINEAR INC ]
