AD9551/PCBZ Analog Devices Inc, AD9551/PCBZ Datasheet - Page 28

• Manufacturer Part Number: AD9551/PCBZ
• Description: BOARD EVAL FOR AD9951
• Manufacturer: Analog Devices Inc

Specifications of AD9551/PCBZ

• Main Purpose: Timing, Clock Generator
• Embedded: No
• Utilized Ic / Part: AD9551
• Primary Attributes: 2 Inputs, 2 Outputs, VCO
• Secondary Attributes: Graphical User Interface, USB Interface
• Silicon Manufacturer: Analog Devices
• Application Sub Type: Clock Generator
• Kit Application Type: Clock & Timing
• Silicon Core Number: AD9551
• Kit Contents: Board
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AD9551
SCLK
SCLK
SCLK
SDIO
SDIO
SDIO
CS
CS
CS
DON'T CARE
DON'T CARE
DON'T CARE
DON'T CARE
SCLK
SDIO
CS
DON'T CARE
R/W
DON'T CARE
DON'T CARE
W1
R/W
A0
SCLK
W0
SDIO
CS
A1 A2 A3
W1
A12
16-BIT INSTRUCTION HEADER
A11 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0
W0
A12
t
S
R/W
A11 A10 A9 A8 A7
A4
16-BIT INSTRUCTION HEADER
16-BIT INSTRUCTION HEADER
t
A5 A6 A7 A8 A9 A10 A11 A12
Figure 28. Serial Control Port Write—MSB First, 16-Bit Instruction, Timing Measurements
DS
W1
t
t
Figure 26. Serial Control Port Write—MSB First, 16-Bit Instruction, Two Bytes Data
Figure 27. Serial Control Port Read—MSB First, 16-Bit Instruction, Four Bytes Data
DS
Figure 30. Serial Control Port Write—LSB First, 16-Bit Instruction, Two Bytes Data
S
SCLK
SDIO
W0
t
DH
CS
BIT N
Figure 29. Timing Diagram for Serial Control Port Register Read
A12
A6 A5
t
t
LOW
HIGH
t
DH
t
HIGH
A11
Figure 31. Serial Control Port Timing—Write
D7 D6 D5 D4 D3 D2 D1 D0 D7 D6 D5 D4 D3 D2 D1 D0 D7 D6 D5 D4 D3 D2 D1 D0 D7 D6 D5 D4 D3 D2 D1 D0
A4 A3 A2
REGISTER (N) DATA
DATA BIT N
t
CLK
A10
W0
t
Rev. B | Page 28 of 40
t
DV
LOW
A9
A1 A0
t
W1
CLK
R/W
A8
BIT N + 1
D7 D6 D5 D4 D3
D0
DATA BIT N – 1
REGISTER (N – 1) DATA
A7
D1
REGISTER (N) DATA
REGISTER (N) DATA
D2 D3 D4
A6
A5
D2 D1
D5 D6 D7
D4
REGISTER (N – 2) DATA
D0 D7
D3
D0
D2
D6 D5
D1 D2
REGISTER (N – 1) DATA
REGISTER (N + 1) DATA
D1
D4 D3 D2
D3 D4 D5
t
H
D0
REGISTER (N – 3) DATA
t
H
D1 D0
D6
DON'T CARE
DON'T CARE
D7
DON'T CARE
DON'T CARE
DON'T CARE
DON'T CARE
DON'T CARE