SMCXXXAF Datasheet, PDF (26/82 Pages) Numonyx B.V – 32 Mbyte, 64 Mbyte, 128 Mbyte, 256 Mbyte and 512 Mbyte 3.3 V / 5 V supply CompactFlash™ card

Command interface
SMCxxxAF
Figure 6. I/O Read timing diagram
Address Inputs
VALID
–REG
tsuREG(IORD)
thA(IORD)
–CE2/–CE1
tsuCE(IORD)
thREG(IORD)
–IORD
tsuA(IORD)
tw(IORD)
thCE(IORD)
–INPACK
td(IORD)
tdrINPACK(IORD)
tdfIOIS16(ADR)
–IOIS16
tdfINPACK(IORD)
tdrIOIS16(ADR)
th(IORD)
D0 to D15
VALID
1. D_OUT signifies data provided by the CompactFlash memory card or to the system.
Table 20. I/O Read timing⁽¹⁾
Cycle time mode
Symbol
IEEE symbol
Parameter
Min
td(IORD)
t_IGLQV
Data Delay after IORD
th(IORD)
t_IGHQX
Data Hold following IORD
0
tw(IORD)
t_IGLIGH
IORD Width time
165
tsuA(IORD)
t_AVIGL
Address Setup before IORD
70
thA(IORD)
t_IGHAX
Address Hold following IORD
20
tsuCE(IORD)
t_ELIGL
CE Setup before IORD
5
thCE(IORD)
t_IGHEH
CE Hold following IORD
20
tsuREG(IORD)
t_RGLIGL
REG Setup before IORD
5
thREG(IORD)
t_IGHRGH
REG Hold following IORD
0
tdfINPACK(IORD) t_IGLIAL
INPACK Delay Falling from IORD
0
tdrINPACK(IORD) t_IGHIAH
INPACK Delay Rising from IORD
tdfIOIS16(A)
t_AVISL
IOIS16 Delay Falling from Address
tdrIOIS16(A)
t_AVISH
IOIS16 Delay Rising from Address
1. ST CF does not assert the WAIT signal.
250 ns
Max
100
45
45
35
35
AI10084b
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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