CY28344
Pin Definitions (continued)
Pin
Type
Pin Name
VDD_CORE
Pin No.
Pin Description
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.
Swing Select Functions (SW control)
Board Target
Trace/Term Z
Reference R, IREF =
SW_MULTSEL1 SW_MULTSEL0
Output Current
OH = 4*Iref
VOH @ Z
VDD/(3*Rr)
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
50 Ohm
Rr = 221 1%,
IREF = 5.00 mA
I
1.0V @ 50
60 Ohm
50 Ohm
60 Ohm
50 Ohm
60 Ohm
50 Ohm
60 Ohm
50 Ohm
60 Ohm
50 Ohm
60 Ohm
50 Ohm
60 Ohm
50 Ohm
60 Ohm
Rr = 221 1%,
IREF = 5.00 mA
IOH = 4*Iref
IOH = 5*Iref
IOH = 5*Iref
IOH = 6*Iref
IOH = 6*Iref
1.2V @ 60
1.25V @ 50
1.5V @ 60
1.5V @ 50
1.8V @ 60
1.75V @ 50
2.1V @ 60
0.47V @ 50
0.56V @ 60
0.58V @ 50
0.7V @ 60
0.7V @ 50
0.84V @ 60
0.81V @ 50
0.97V @ 60
Rr = 221 1%,
IREF = 5.00 mA
Rr = 221 1%,
IREF = 5.00 mA
Rr = 221 1%,
IREF = 5.00 mA
Rr = 221 1%,
IREF = 5.00 mA
Rr = 221 1%,
IREF = 5.00 mA
IOH = 7*Iref
Rr = 221 1%,
IREF = 5.00 mA
IOH = 7*Iref
IOH = 4*Iref
Rr = 475 1%,
IREF = 2.32 mA
Rr = 475 1%,
IREF = 2.32 mA
IOH = 4*Iref
Rr = 475 1%,
IREF = 2.32 mA
IOH = 5*Iref
Rr = 475 1%,
IREF = 2.32 mA
IOH = 5*Iref
Rr = 475 1%,
IREF = 2.32 mA
IOH = 6*Iref
Rr = 475 1%,
IREF = 2.32 mA
IOH = 6*Iref
IOH = 7*Iref
IOH = 7*Iref
Rr = 475 1%,
IREF = 2.32 mA
Rr = 475 1%,
IREF = 2.32 mA
Swing Select Functions (HW control)
Board Target
Trace/Term Z
MULTSEL0
0
Reference R, IREF = VDD/(3*Rr)
Output Current
OH = 4*Iref
VOH @ Z
50 Ohm
Rr = 221 1%,
IREF = 5.00 mA
I
1.0V @ 50
1.2V @ 60
1.5V @ 50
1.8V @ 60
0
1
1
60 Ohm
50 Ohm
60 Ohm
Rr = 221 1%,
IREF = 5.00 mA
IOH = 4*Iref
IOH = 6*Iref
IOH = 6*Iref
Rr = 221 1%,
IREF = 5.00 mA
Rr = 221 1%,
IREF = 5.00 mA
Rev 1.0,November 21, 2006
Page 3 of 21
SPECTRALINEAR [ SPECTRALINEAR INC ]
