ZL50120 Zarlink, ZL50120 Datasheet - Page 29
ZL50120
Manufacturer Part Number
ZL50120
Description
32 / 64 / 128 Channel CESoP Processors
Manufacturer
Zarlink
Datasheet
1.ZL50120.pdf
(95 pages)
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4.2
All PAC Interface signals are 5 V tolerant.
All PAC Interface outputs are high impedance while System Reset is LOW.
TDM_CLKiP
TDM_CLKiS
PLL_PRI
PLL_SEC
PAC Interface
Signal
I/O
OT
OT
I D
I D
V4
U4
Y9
W10
Table 5 - PAC Interface Package Ball Definition
ZL50115/16/17/18/19/20
Package Balls
Zarlink Semiconductor Inc.
29
Primary reference clock input. Should be
driven by external clock source to provide
locking reference to internal / optional
external DPLL in TDM master mode. Also
provides PRS clock for RTP timestamps in
synchronous modes.
Acceptable frequency range: 8 kHz -
34.368 MHz.
Secondary reference clock input. Backup
external reference for automatic switch-over
in case of failure of TDM_CLKiP source.
Primary reference output to optional
external DPLL.
Multiplexed & frequency divided reference
output for support of optional external DPLL.
Expected frequency range:
8 kHz - 16.384 MHz.
Secondary reference output to optional
external DPLL Multiplexed & frequency
divided reference output for support of
optional external DPLL.
Expected frequency range:
8 kHz - 16.384 MHz.
Description
Data Sheet
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