82V3280EQG Integrated Device Technology (Idt), 82V3280EQG Datasheet - Page 36
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82V3280EQG
Manufacturer Part Number
82V3280EQG
Description
WAN PLL 100-Pin TQFP Tray
Manufacturer
Integrated Device Technology (Idt)
Datasheet
1.IDT82V3280DQG8.pdf
(171 pages)
Specifications of 82V3280EQG
Package
100TQFP
Operating Temperature
-40 to 85 °C
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Part Number:
82V3280EQG
Manufacturer:
IDT
Quantity:
20 000
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Table 21: Related Bit / Register in Chapter 3.10
phase locked to any input clock. The T4 DPLL freezes at the operating
frequency when it enters Holdover mode. The accuracy is 4.4X10
ppm.
Functional Description
Note: * The setting in the 5B, 62 ~ 64, 68 and 69 registers is either for T0 path or for T4 path, as determined by the T4_T0_SEL bit.
IDT82V3280
T0_DPLL_LOCKED_DAMPING[2:0]
T4_DPLL_LOCKED_DAMPING[2:0]
T0_DPLL_START_DAMPING[2:0]
TEMP_HOLDOVER_MODE[1:0]
T0_DPLL_ACQ_DAMPING[2:0]
CURRENT_DPLL_FREQ[23:0]
T0_HOLDOVER_FREQ[23:0]
T0_DPLL_LOCKED_BW[4:0]
T4_DPLL_LOCKED_BW[1:0]
CURRENT_PH_DATA[15:0]
T0_DPLL_START_BW[4:0]
T0_DPLL_ACQ_BW[4:0]
MAN_HOLDOVER
AUTO_BW_SEL
FAST_LOS_SW
AUTO_AVG
READ_AVG
T4_T0_SEL
FAST_AVG
Bit
T0_HOLDOVER_FREQ[23:16]_CNFG, T0_HOLDOVER_FREQ[15:8]_CNFG,
CURRENT_DPLL_FREQ[23:16]_STS, CURRENT_DPLL_FREQ[15:8]_STS,
CURRENT_DPLL_PHASE[15:8]_STS, CURRENT_DPLL_PHASE[7:0]_STS
T0_DPLL_LOCKED_BW_DAMPING_CNFG
T4_DPLL_LOCKED_BW_DAMPING_CNFG
T0_DPLL_START_BW_DAMPING_CNFG
T0_DPLL_ACQ_BW_DAMPING_CNFG
PHASE_LOSS_FINE_LIMIT_CNFG
T0_HOLDOVER_FREQ[7:0]_CNFG
CURRENT_DPLL_FREQ[7:0]_STS
-8
T0_HOLDOVER_MODE_CNFG
T0_BW_OVERSHOOT_CNFG
36
T4_T0_REG_SEL_CNFG
Register
December 9, 2008
Address (Hex)
64 *, 63 *, 62 *
5F, 5E, 5D
69 *, 68 *
WAN PLL
5B *
5C
56
57
58
59
61
07
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