AD9548/PCBZ Analog Devices Inc, AD9548/PCBZ Datasheet - Page 74

• Manufacturer Part Number: AD9548/PCBZ
• Description: Clock Generator Evaluation Board
• Manufacturer: Analog Devices Inc

Specifications of AD9548/PCBZ

• Silicon Manufacturer: Analog Devices
• Application Sub Type: Network Clock Generator/Synchronizer
• Kit Application Type: Clock & Timing
• Silicon Core Number: AD9548
• Kit Contents: Board
• Main Purpose: Timing, Clock Generator
• Embedded: No
• Utilized Ic / Part: AD9548
• Primary Attributes: 62.5 ~ 450 MHz Output Frequency
• Secondary Attributes: SPI and I2C Compatible Control Port
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AD9548
Table 53. IRQ Mask for Reference Inputs
Address
020D
020E
020F
0210
Table 54. Watchdog Timer
Address
0211
0212
1
Table 55. Auxiliary DAC
Address
0213
0214
1
The watchdog timer is expressed in milliseconds. The default value is 0 (disabled).
The default DAC full-scale current value is 0x01FF = 511, which equates to 20.1375 mA.
Bits
[7]
[6]
[5]
[4]
[3]
[2]
[1]
[0]
[7]
[6]
[5]
[4]
[3]
[2]
[1]
[0]
[7]
[6]
[5]
[4]
[3]
[2]
[1]
[0]
[7]
[6]
[5]
[4]
[3]
[2]
[1]
[0]
Bits
[7:0]
[7:0]
Bits
[7:0]
[7]
[6:2]
[1:0]
1
1
Ref AA new profile
Ref AA validated
Ref AA fault cleared
Ref AA fault
Ref A new profile
Ref A validated
Ref A fault cleared
Ref A fault
Ref BB new profile
Ref BB fault cleared
Ref BB fault
Ref B validated
Ref B fault cleared
Ref B fault
Ref CC new profile
Ref CC validated
Ref CC fault cleared
Ref CC fault
Ref C validated
Ref C fault cleared
Ref C fault
Ref DD new profile
Ref DD fault cleared
Ref DD fault
Ref D fault cleared
Ref D fault
Bit Name
Ref BB validated
Ref B new profile
Ref C new profile
Ref DD validated
Ref D new profile
Ref D validated
Bit Name
Watchdog timer
Bit Name
Full-scale current
DAC shutdown
Unused
Full-scale current
Description
Enables IRQ for indicating that Ref AA has switched to a new profile
Enables IRQ for indicating that Ref AA has been validated
Enables IRQ for indicating that Ref AA has been cleared of a previous fault
Enables IRQ for indicating that Ref AA has been faulted
Enables IRQ for indicating that Ref A has switched to a new profile
Enables IRQ for indicating that Ref A has been validated
Enables IRQ for indicating that Ref A has been cleared of a previous fault
Enables IRQ for indicating that Ref A has been faulted
Enables IRQ for indicating that Ref BB has switched to a new profile
Enables IRQ for indicating that Ref BB has been validated
Enables IRQ for indicating that Ref BB has been cleared of a previous fault
Enables IRQ for indicating that Ref BB has been faulted
Enables IRQ for indicating that Ref B has switched to a new profile
Enables IRQ for indicating that Ref B has been validated
Enables IRQ for indicating that Ref B has been cleared of a previous fault
Enables IRQ for indicating that Ref B has been faulted
Enables IRQ for indicating that Ref CC has switched to a new profile
Enables IRQ for indicating that Ref CC has been validated
Enables IRQ for indicating that Ref CC has been cleared of a previous fault
Enables IRQ for indicating that Ref CC has been faulted
Enables IRQ for indicating that Ref C has switched to a new profile
Enables IRQ for indicating that Ref C has been validated
Enables IRQ for indicating that Ref C has been cleared of a previous fault
Enables IRQ for indicating that Ref C has been faulted
Enables IRQ for indicating that Ref DD has switched to a new profile
Enables IRQ for indicating that Ref DD has been validated
Enables IRQ for indicating that Ref DD has been cleared of a previous fault
Enables IRQ for indicating that Ref DD has been faulted
Enables IRQ for indicating that Ref D has switched to a new profile
Enables IRQ for indicating that Ref D has been validated
Enables IRQ for indicating that Ref D has been cleared of a previous fault
Enables IRQ for indicating that Ref D has been faulted
Description
Full scale current, Bits[7:0] (default = 0xFF)
Shut down the DAC current sources.
0 (default) = normal operation
1 = shut down
Full-scale current, Bits[9:8] (default = 0b01)
(default current = 0x1FF, or 20.1 mA)
Description
Watchdog timer, Bits[7:0] (default = 0x00)
Watchdog timer, Bits[15:8] (default = 0x00)
Rev. A | Page 74 of 112