CY2303
Document #: 38-07249 Rev. *C
Page 2 of 7
Pinouts
Figure 1. CY2303 - 8-pin SOIC Top View
Maximum Ratings
Supply Voltage to Ground Potential................–0.5V to +7.0V
DC Input Voltage (Except Ref) .............. –0.5V to VDD + 0.5V
DC Input Voltage REFIN........................................ –0.5 to 7V
Storage Temperature ................................. –65°C to +150°C
Junction Temperature ................................................. 150°C
Static Discharge Voltage
(per MIL-STD-883, Method 3015) ............................. >2000V
Pin Description
Pin
Signal[1]
Description
1
REF
REF output (1x Reference input)
2
GND
Ground
3
REFIN
Input reference frequency, 5V tolerant input
4
N/C
No Connect
5
REFx2
2x Reference input
6
REFx4
4x Reference input
7
VDD
3.3V Supply
8
OE
Output Enable (weak pull up)
1
2
3
4
5
8
7
6
REF
GND
REFIN
N/C
VDD
OE
REFx2
REFx4
Notes
1. Weak pull-down on all outputs.
2. Parameter is guaranteed by design and characterization. It is not 100% tested in production.
Operating Conditions for CY2303SC Commercial Temperature Devices
Parameter
Description
Min
Max
Unit
VDD
Supply Voltage
3.0
3.6
V
TA
Operating Temperature (Ambient Temperature)
0
70
°C
CL
Load Capacitance, Fout < 133.33 MHz
–
18
pF
Load Capacitance, 133.33 MHz < Fout < 166.67 MHz
–
12
pF
CIN
Input Capacitance
–
7
pF
tPU
Power up time for all VDDs to reach minimum specified voltage (power
ramps must be monotonic)
0.05
50
ms
Electrical Characteristics for CY2303SC Commercial Temperature Devices
Parameter
Description
Test Conditions
Min.
Max.
Unit
VIL
Input LOW Voltage
–
0.8
V
VIH
Input HIGH Voltage
2.0
–
V
IIL
Input LOW Current
VIN = 0V
–
100
μA
IIH
Input HIGH Current
VIN = VDD
–50
μA
VOL
Output LOW Voltage[2]
IOL = 8 mA
–
0.4
V
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