PXB4221EV34NP Infineon Technologies, PXB4221EV34NP Datasheet - Page 24

• Manufacturer Part Number: PXB4221EV34NP
• Manufacturer: Infineon Technologies

Specifications of PXB4221EV34NP

• Data Rate: 2.048Mbps
• Number Of Channels: 1
• Operating Supply Voltage (typ): 3.3V
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Lead Free Status / RoHS Status: Not Compliant

Table 1
Pin No.
C4, D5, C2,
B1, C13,
B16, A20,
D20
B2, D7, B8,
B10, A13,
C15, B18,
D19
A2, C6, C8,
C10, D12,
D14, B17,
C20
C3, B5, A7,
D10, C12,
B15, C17,
E17
L1
Data Sheet
Symbol
FTCKO[7:0]
FTDAT[7:0]
FTMFS[7:0]
FTFRS[7:0]
RFCLK
Generic Framer Interface (73 pins) (cont’d)
Input (I)
Output (O)
O/I
PDA
O
PUA
O
PUA
O
PUA
I
24
Function
Framer Transmit Clock
Transmit clock for the framer interface.
• Recovered clock output from the ICRC
• Framer receive clock output from pin
• Output of the clock derived from RFCLK
• Input for an external clock recovery
Framer Transmit Data
Transmit data output of the framer interface
Framer Transmit Multiframe
Synchronization
Indication that a new multi-/superframe is
available on the transmit side of the framer
interface
Framer Transmit Frame Synchronization
Pulse
Indication that a new frame is available on
the transmit side of the framer interface
Reference Clock
SYM and EC mode: Central framer interface
clock for all framer ports
FAM and GIM: Optional SRTS/ACM
reference or emergency clock for the framer
receive interface in case of clock failure
PXB 4219E, PXB 4220E, PXB 4221E
FRCLKN
device
Pin Descriptions
IWE8, V3.4
2003-01-20