AD9548/PCBZ Analog Devices Inc, AD9548/PCBZ Datasheet - Page 86

• 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 90. Tolerance—Profile 1
Address
063A
063B
063C
063D
063E
063F
Table 91. Validation Timer—Profile 1
Address
0640
0641
Table 92. Redetect Timer—Profile 1
Address
0642
0643
Table 93. Digital Loop Filter Coefficients—Profile 1
Address
0644
0645
0646
0647
0648
0649
064A
064B
064C
064D
064E
064F
1
The digital loop filter coefficients (α, β, γ, and δ) have the general form: x(2
The value of the linear component (x) constitutes a fraction, where 0 ≤ x < 1. The exponential component (y) is an integer. See the Calculating Digital Filter Coefficients
section for details.
Bits
[7:0]
[7:0]
[7:4]
[3:0]
[7:0]
[7:0]
[7:4]
[3:0]
Bits
[7:0]
[7:0]
Bits
[7:0]
[7:0]
Bits
[7:0]
[7:0]
[7:6]
[5:0]
[7:1]
[0]
[7:0]
[7]
[6:2]
[1:0]
[7:0]
[7:0]
[7:6]
[5:1]
[0]
[7:0]
[7]
[6:0]
[7:4]
[3:0]
Redetect timer
Alpha-0 linear
Alpha-2 exponent
Alpha-1 exponent
Unused
Gamma-0 linear
Unused
Delta-0 linear
Alpha-3 exponent
Bit Name
Inner tolerance
Unused
Inner tolerance
Outer tolerance
Unused
Outer tolerance
Bit Name
Validation timer
(in milliseconds)
Bit Name
(in milliseconds)
Bit Name
Beta -0 linear
Alpha-2 exponent
Beta-0 linear
Beta-1 exponent
Beta-0 linear
Gamma-1 exponent
Gamma-0 linear
Delta-1 exponent
Delta-0 linear
Delta-1 exponent
1
Description
Inner tolerance, Bits[7:0]
Inner tolerance, Bits[15:8]
Inner tolerance, Bits[19:16]
Outer tolerance, Bits[7:0]
Outer tolerance, Bits[15:8]
Outer tolerance, Bits[19:16]
Description
Validation timer, Bits[7:0]
Validation timer, Bits[15:8]
Description
Redetect timer, Bits[7:0]
Redetect timer, Bits[15:8]
Description
Alpha-0 coefficient linear, Bits[7:0]
Alpha-0 coefficient linear, Bits[15:8]
Alpha-2 coefficient exponent, Bits[1:0]
Alpha-1 coefficient exponent, Bits[5:0]
Beta-0 coefficient linear, Bits[6:0]
Alpha-2 coefficient exponent, Bit 2
Beta-0 coefficient linear, Bits[14:7]
Beta-1 coefficient exponent, Bits[4:0]
Beta-0 coefficient linear, Bits[16:15]
Gamma-0 coefficient linear, Bits[7:0]
Gamma-0 coefficient linear, Bits[15:8]
Gamma-1 coefficient exponent, Bits[4:0]
Gamma-0 coefficient linear, Bit 16
Delta-0 coefficient linear, Bits[7:0]
Delta-1 coefficient exponent, Bit 0
Delta-0 coefficient linear, Bits[14:8]
Alpha-3 coefficient exponent, Bits[3:0]
Delta-1 coefficient exponent, Bits[4:1]
Rev. A | Page 86 of 112
y
), where x is the linear component and y is the exponential component of the coefficient.