ADV212_15 Datasheet, PDF (6/44 Pages) Analog Devices – Wavescale Video Codec

ADV212
NORMAL HOST MODE—WRITE OPERATION
Table 4.
Parameter
WE to ACK, Direct Registers and FIFO Accesses
WE to ACK, Indirect Registers
Data Setup
Data Hold
Address Setup
Address Hold
CS to WE Setup
CS Hold
Write Inactive Pulse Width (Minimum Time Until Next WE Pulse)
Write Active Pulse Width
Write Cycle Time
1 _{For a definition of JCLK, see Figure 32.}
Mnemonic
t_ACK (direct)
t_ACK (indirect)
tSD
tHD
tSA
tHA
tSC
tHC
tWH
tWL
tWCYC
Min
5
5
3.0
1.5
2
2
0
0
2.5 JCLK¹
2.5 JCLK¹
5 JCLK¹
ADDR
CS
WE
ACK
HDATA
t_SA
t_HA
t_SC
t_HC
t_WCYC
t_WL
t_WH
t_ACK
t_HD
t_SD
VALID
Figure 3. Normal Host Mode—Write Operation
Typ Max
Unit
1.5 × JCLK + 7.0¹ ns
2.5 × JCLK + 7.0¹ ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Rev. B | Page 6 of 44