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AD9554 Datasheet(PDF) 114 Page - Analog Devices

Part # AD9554
Description  Quad PLL, Quad Input, Multiservice Line Card Adaptive Clock Translator
PDF  116 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

AD9554 Datasheet(HTML) 114 Page - Analog Devices

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AD9554
Data Sheet
Rev. D | Page 114 of 116
Bits[D7:D0] Value
Output Function
Source Proxy
0xF4
DPLL_3 active
Logical OR of Bit 7 in Register 0x0D02
through Register 0x0D05
0xF5
DPLL_3 in free run mode
Register 0x0D81, Bit 0
0xF6
DPLL_3 in holdover
Register 0x0D81, Bit 1
0xF7
DPLL_3 in switchover
Register 0x0D81, Bit 2
0xF8
DPLL_3 history available
Register 0x0D82, Bit 0
0xF9
DPLL_3 history updated
Register 0x0D0F, Bit 4 (IRQ does not
need to be set for this setting to work)
0xFA
DPLL_3 clamp
Register 0x0D82, Bit 1
0xFB
DPLL_3 phase slew limited
Register 0x0D82, Bit 2
0xFC
PLL_3 clock distribution sync pulse
None
0xFD
DPLL_3 demapping controller clamped
Register 0x0D82, Bit 3
0xFE to 0xFF
Reserved
None
Table 155. Multifunction Pin Input Functions (D7 = 0)
Bits[D7:D0] Value
Input Function
Destination Proxy
0x00
No function
None
0x01
IO_UPDATE
Register 0x000F, Bit 0
0x02
Full power-down
Register 0x0A00, Bit 0
0x03
Clear watchdog timer
Register 0x0A05, Bit 7
0x04
Soft sync all
Register 0x0A00, Bit 3
0x10
Clear all IRQs
Register 0x0A05, Bit 0
0x11
Clear common IRQs
Register 0x0A05, Bit 1
0x12
Clear DPLL_0 IRQs
Register 0x0A05, Bit 2
0x13
Clear DPLL_1 IRQs
Register 0x0A05, Bit 3
0x14
Clear DPLL_2 IRQs
Register 0x0A05, Bit 4
0x15
Clear DPLL_3 IRQs
Register 0x0A05, Bit 5
0x20/0x21/0x22/0x23
Force fault REFA/REFB/REFC/REFD
Register 0x0A03, Bits[3:0]
0x28/0x29/0x2A/0x2B
Force validation timeout REFA/REFB/REFC/REFD
Register 0x0A02, Bits[3:0]
0x40
PLL_0 power-down
Register 0x0A20, Bit 0
0x41
DPLL_0 user free run
Register 0x0A22, Bit 0
0x42
DPLL_0 user holdover
Register 0x0A22, Bit 1
0x43
DPLL_0 tuning word history reset
Register 0x0A23, Bit 1
0x44
DPLL_0 increment phase offset
Register 0x0A24, Bit 0
0x45
DPLL_0 decrement phase offset
Register 0x0A24, Bit 1
0x46
DPLL_0 reset phase offset
Register 0x0A24, Bit 2
0x48
APLL_0 soft sync
Register 0x0A20, Bit 2
0x49
PLL_0 disable all output drivers
Register 0x0A21, Bits[3:2]
0x4A
PLL_0 disable OUT0A
Register 0x0A21, Bit 2
0x4B
PLL_0 disable OUT0B
Register 0x0A21, Bit 3
0x4C
PLL_0 manual reference input selection, Bit 0
Register 0x0A22, Bit 5
0x4D
PLL_0 manual reference input selection, Bit 1
Register 0x0A22, Bit 6
0x50
PLL_1 power-down
Register 0x0A40, Bit 0
0x51
DPLL_1 user free run
Register 0x0A42, Bit 0
0x52
DPLL_1 user holdover
Register 0x0A42, Bit 1
0x53
DPLL_1 tuning word history reset
Register 0x0A43, Bit 1
0x54
DPLL_1 increment phase offset
Register 0x0A44, Bit 0
0x55
DPLL_1 decrement phase offset
Register 0x0A44, Bit 1
0x56
DPLL_1 reset phase offset
Register 0x0A44, Bit 2
0x58
APLL_1 soft sync
Register 0x0A40, Bit 2
0x59
PLL_1 disable all output drivers
Register 0x0A41, Bits[3:2]
0x5A
PLL_1 disable OUT1A
Register 0x0A41, Bit 2
0x5B
PLL_1 disable OUT1B
Register 0x0A41, Bit 3



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