Datasheet

Data Sheet AD9547
Rev. E | Page 53 of 104
t
S
DON'T CARE
DON'T CARE
W1W0A12A11A10A9A8A7A6A5D4D3D2D1D0
HIGH-IMEPDANCE
R/W
t
DS
t
DH
t
HIGH
t
LOW
t
CLK
t
C
CS
SCLK
SDIO
08300-153
Figure 54. Serial Control Port Read—MSB First, 16-Bit Instruction, One Byte of Data
t
S
DON'T CARE
DON'T CARE
W1W0A12A11A10A9A8A7A6A5D4D3D2D1D0
DON'T CARE
DON'T CARE
R/W
t
DS
t
DH
t
HIGH
t
LOW
t
CLK
t
C
CS
SCLK
SDIO
08300-031
Figure 55. Serial Control Port Write—MSB First, 16-Bit Instruction, Timing Measurements
DATA BIT N – 1DATA BIT N
CS
SCLK
SDIO
SDO
t
DV
08300-032
Figure 56. Serial Control Port Timing—Read
CS
SCLK
DON'T CARE
DON'T CARE
16-BIT INSTRUCTION HEADER REGISTER (N) DATA REGISTER (N + 1) DATA
SDIO
DON'T CARE
DON'T CARE
A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 D1D0R/WW1W0 D2 D3 D4 D5 D6 D7 D0 D1 D2 D3 D4 D5 D6 D7
08300-033
Figure 57. Serial Control Port Write—LSB First, 16-Bit Instruction, Two Bytes of Data
CS
SCLK
SDIO
t
HIGH
t
LOW
t
CLK
t
S
t
DS
t
DH
t
C
BIT N BIT N + 1
08300-034
Figure 58. Serial Control Port Timing—Write