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PRELIMINARY
CY28344
Document #: 38-07113, Rev. *A
Page 3 of 22
VDD_CORE
24
P
3.3V Analog Power Connection: Power supply for core logic, PLL circuitry.
Connect to 3.3V.
GND_CORE
25
G
Analog Ground Connection: Ground for core logic, PLL circuitry.
Pin Definitions (continued)
Pin Name
Pin No.
Pin
Type
Pin Description
Swing Select Functions (SW control)
SW_MULTSEL1
SW_MULTSEL0
Board Target
Trace/Term Z
Reference R, IREF =
VDD/(3*Rr)
Output Current
VOH @ Z
0
0
50 Ohm
Rr = 221 1%,
IREF = 5.00 mA
IOH = 4*Iref
1.0V @ 50
0
0
60 Ohm
Rr = 221 1%,
IREF = 5.00 mA
IOH = 4*Iref
1.2V @ 60
0
1
50 Ohm
Rr = 221 1%,
IREF = 5.00 mA
IOH = 5*Iref
1.25V @ 50
0
1
60 Ohm
Rr = 221 1%,
IREF = 5.00 mA
IOH = 5*Iref
1.5V @ 60
1
0
50 Ohm
Rr = 221 1%,
IREF = 5.00 mA
IOH = 6*Iref
1.5V @ 50
1
0
60 Ohm
Rr = 221 1%,
IREF = 5.00 mA
IOH = 6*Iref
1.8V @ 60
1
1
50 Ohm
Rr = 221 1%,
IREF = 5.00 mA
IOH = 7*Iref
1.75V @ 50
1
1
60 Ohm
Rr = 221 1%,
IREF = 5.00 mA
IOH = 7*Iref
2.1V @ 60
0
0
50 Ohm
Rr = 475 1%,
IREF = 2.32 mA
IOH = 4*Iref
0.47V @ 50
0
0
60 Ohm
Rr = 475 1%,
IREF = 2.32 mA
IOH = 4*Iref
0.56V @ 60
0
1
50 Ohm
Rr = 475 1%,
IREF = 2.32 mA
IOH = 5*Iref
0.58V @ 50
0
1
60 Ohm
Rr = 475 1%,
IREF = 2.32 mA
IOH = 5*Iref
0.7V @ 60
1
0
50 Ohm
Rr = 475 1%,
IREF = 2.32 mA
IOH = 6*Iref
0.7V @ 50
1
0
60 Ohm
Rr = 475 1%,
IREF = 2.32 mA
IOH = 6*Iref
0.84V @ 60
1
1
50 Ohm
Rr = 475 1%,
IREF = 2.32 mA
IOH = 7*Iref
0.81V @ 50
1
1
60 Ohm
Rr = 475 1%,
IREF = 2.32 mA
IOH = 7*Iref
0.97V @ 60
Swing Select Functions (HW control)
MULTSEL0
Board Target
Trace/Term Z
Reference R, IREF = VDD/(3*Rr)
Output Current
VOH @ Z
0
50 Ohm
Rr = 221 1%,
IREF = 5.00 mA
IOH = 4*Iref
1.0V @ 50
0
60 Ohm
Rr = 221 1%,
IREF = 5.00 mA
IOH = 4*Iref
1.2V @ 60
1
50 Ohm
Rr = 221 1%,
IREF = 5.00 mA
IOH = 6*Iref
1.5V @ 50
1
60 Ohm
Rr = 221 1%,
IREF = 5.00 mA
IOH = 6*Iref
1.8V @ 60
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