CY2273A Cypress Semiconductor, CY2273A Datasheet - Page 6

• Manufacturer Part Number: CY2273A
• Description: K6 Clock Synthesizer/Driver
• Manufacturer: Cypress Semiconductor

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
Operating Conditions
Electrical Characteristics
V
V
V
V
V
V
V
I
I
I
I
I
I
Notes:
V
V
T
C
f
Parameter
IH
IL
OZ
DD
DD
DDS
6.
7.
AV
(REF)
A
OH
OL
OH
OL
IH
IL
ILiic
DDCPU
DDQ2
L
Parameter
DD
Electrical parameters are guaranteed with these operating conditions.
Power supply current will vary with number of outputs which are running.
, V
DDQ3
High-level Input Voltage
Low-level Input Voltage
Low-level Input Voltage
High-level Output Voltage V
Low-level Output Voltage
High-level Output Voltage V
Low-level Output Voltage
Input High Current
Input Low Current
Output Leakage Current
Power Supply Current
Power Supply Current
Power-down Current
Analog and Digital Supply Voltage
CPU Supply Voltage
IOAPIC Supply Voltage
Operating Temperature, Ambient
Max. Capacitive Load on
Reference Frequency, Oscillator Nominal Value
Description
CPUCLK, USBCLK, IOAPIC
PCICLK, AGP(-2 only), SDRAM
REF0
[6]
Over the Operating Range
[7]
[7]
Except Crystal Inputs
Except Crystal Inputs
I
V
V
V
V
Three-state
V
V
Current draw in power-down state
2
C inputs only
DDCPU
DDCPU
DDQ3
DDQ3
IH
IL
DD
DD
= 0V
= V
= 3.465V, V
= 3.465V, V
, AV
, AV
Description
DD
= V
= V
DD
DD
DDQ2
DDQ2
DD
, V
, V
+0.5
DDCPU
DDCPU
IN
IN
= 2.375V
= 2.375V
= 0 or V
= 0 or V
6
= 3.135V
= 3.135V
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 ........................................... >2000V
(per MIL-STD-883, Method 3015, like V
Test Conditions
DD
DD
, Loaded Outputs, CPU = 66.67 MHz
, Unloaded Outputs
I
I
I
I
I
I
I
I
I
I
I
I
I
I
OH
OH
OL
OL
OH
OH
OH
OH
OH
OL
OL
OL
OL
OL
= 27 mA CPUCLK
= 29 mA IOAPIC
= 27 mA CPUCLK
= 29 mA SDRAM
= 26 mA PCICLK
= 21 mA USBCLK
= 29 mA REF0
= 16 mA CPUCLK
= 18 mA IOAPIC
= 16 mA CPUCLK
= 36 mA SDRAM
= 32 mA PCICLK
= 26 mA USBCLK
= 36 mA REF0
14.318
30, 20
3.135
2.375
3.135
2.375
Min.
10
20
0
DD
14.318
3.465
3.465
Max.
2.9
2.9
70
20
30
45
pins tied together)
Min. Max. Unit
–10
–10
2.0
2.0
2.4
CY2273A
0.4V
+10
+10
300
120
500
0.8
0.7
0.4
10
MHz
Unit
pF
V
V
V
C
mA
mA
V
V
V
V
V
V
V
A
A
A
A