CX28344 Conexant, CX28344 Datasheet - Page 22

• Manufacturer Part Number: CX28344
• Description: (CX2834x) Dual / Triple / Quad / Hex / Octal - Enhanced DS3 / E3 Framer
• Manufacturer: Conexant

Product Description
Table 1-5. Receiver Section Line Side (2 of 2)
1-12
RXCKI1
RXCKI2
RXCKI3
RXCKI4
VCO1
VCO2
VCO3
VCO4
Pin Label
CX28342 Pin # CX28343 Pin #
142
15
—
—
42
—
—
5
142
143
15
24
—
42
—
5
Mindspeed Technologies™
CX28344 Pin #
142
143
15
24
32
42
43
5
Framers 1
Receive
Dejittered Clock
In
Framers 2
Receive
Dejittered Clock
In
Framers 3
Receive
Dejittered Clock
In
Framers 4
Receive
Dejittered Clock
In
Framers 1
Phase Detector
Output
Framers 1
Phase Detector
Output
Framers 1
Phase Detector
Output
Framers 1
Phase Detector
Output
Signal Name
O/Z
O/Z
O/Z
O/Z
I/O
I
I
I
I
Used to read the received data
out of the internal clock dejitter
FIFO buffer (if unused, tie to
ground).
Used as the phase detector for
the clock recovery circuit that
generates dejittered clock,
RXCKI. Valid only when framer
dejitter FIFO buffer is enabled.
CX28342/3/4/6/8 Data Sheet
Definition
28348-DSH-001-B