AD9508/PCBZ Analog Devices, AD9508/PCBZ Datasheet - Page 28

• Manufacturer Part Number: AD9508/PCBZ
• Description: Clock & Timer Development Tools 1
• Manufacturer: Analog Devices
• Type: Clock Buffersr

Specifications of AD9508/PCBZ

• Rohs: yes
• Product: Evaluation Boards
• Tool Is For Evaluation Of: AD9508
• Frequency: 250 MHz, 1.65 GHz
• Operating Supply Voltage: 6 V
• Description/function: High performance 1
• Interface Type: I2C, SPI, USB
• Factory Pack Quantity: 1

AD9508
SCLK
SDIO
SCLK
SDIO
SCLK DON'T CARE
SDO
CS
SDIO
CS
CS
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SCLK
SDIO
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CS
R/W
W1
A0 A1 A2 A3
W0
16-BIT INSTRUCTION HEADER
A12
t
S
A11 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0
R/W
t
DS
Figure 50. Serial Control Port Write—MSB First, 16-Bit Instruction, Timing Measurements
A4
W1
t
Figure 49. Serial Control Port Read—MSB First, 16-Bit Instruction, Four Bytes of Data
t
DS
Figure 52. Serial Control Port Write—LSB First, 16-Bit Instruction, Two Bytes of Data
16-BIT INSTRUCTION HEADER
S
A5 A6 A7 A8 A9 A10 A11 A12
SCLK
SDIO
W0
SDO
t
DH
CS
BIT N
Figure 51. Timing Diagram for Serial Control Port Register Read
t
HIGH
A12
t
t
HIGH
LOW
t
DH
A11
Figure 53. 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
DATA BIT N
t
CLK
REGISTER (N) DATA
A10
t
W0
DV
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A9
t
LOW
t
W1
CLK
R/W
A8
BIT N + 1
D0
DATA BIT N – 1
REGISTER (N – 1) DATA
A7
D1
REGISTER (N) DATA
D2 D3 D4
A6
A5
D5 D6 D7 D0
REGISTER (N – 2) DATA
D4
D3
D1 D2
REGISTER (N + 1) DATA
D2
D3 D4 D5
D1
REGISTER (N – 3) DATA
t
C
D0
D6
t
C
D7
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Data Sheet
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