参数资料
型号: AD9522-0/PCBZ
厂商: Analog Devices Inc
文件页数: 51/84页
文件大小: 0K
描述: BOARD EVAL FOR AD9522-0 CLK GEN
设计资源: AD9522 Eval Board Schematic
AD9522 BOM
标准包装: 1
主要目的: 计时,时钟发生器
嵌入式:
已用 IC / 零件: AD9522-0
主要属性: 12 LVDS/24 CMOS 输出,2.8 GHz VCO
次要属性: I²C & SPI 接口
已供物品:
AD9522-0
Rev. 0 | Page 55 of 84
Table 44. Serial Control Port, 16-Bit Instruction Word, MSB First
MSB
LSB
I15
I14
I13
I12
I11
I10
I9
I8
I7
I6
I5
I4
I3
I2
I1
I0
R/W
W1
W0
A12 = 0
A11 = 0
A10 = 0
A9
A8
A7
A6
A5
A4
A3
A2
A1
A0
CS
SCLK DON'T CARE
SDIO
A12
W0
W1
R/W
A11 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0
D7 D6 D5 D4 D3 D2 D1 D0 D7 D6 D5 D4 D3 D2 D1 D0
DON'T CARE
16-BIT INSTRUCTION HEADER
REGISTER (N) DATA
REGISTER (N – 1) DATA
0
72
19
-0
38
Figure 64. Serial Control Port Write—MSB First, 16-Bit Instruction, Two Bytes of Data
CS
SCLK
SDIO
SDO
REGISTER (N) DATA
16-BIT INSTRUCTION HEADER
REGISTER (N – 1) DATA
REGISTER (N – 2) DATA
REGISTER (N – 3) DATA
A12
W0
W1
R/W
A11 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0
DON'T CARE
DON'T
CARE
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
0
721
9-
03
9
Figure 65. Serial Control Port Read—MSB First, 16-Bit Instruction, Four Bytes of Data
tS
DON'T CARE
W1
W0
A12
A11
A10
A9A8A7A6A5D4D3D2D1D0
DON'T CARE
R/W
tDS
tDH
tHIGH
tLOW
tCLK
tC
CS
SCLK
SDIO
07
21
9-
04
0
Figure 66. Serial Control Port Write—MSB First, 16-Bit Instruction, Timing Measurements
DATA BIT N – 1
DATA BIT N
CS
SCLK
SDIO
SDO
tDV
07
219
-04
1
Figure 67. Timing Diagram for Serial Control Port Register Read
CS
SCLK DON'T CARE
DON'T CARE
16-BIT INSTRUCTION HEADER
REGISTER (N) DATA
REGISTER (N + 1) DATA
SDIO
DON'T CARE
A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12
D1
D0
R/W
W1
W0
D2 D3 D4
D5 D6 D7 D0 D1 D2 D3 D4 D5 D6 D7
0
72
19
-0
42
Figure 68. Serial Control Port Write—LSB First, 16-Bit Instruction, Two Bytes of Data
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