smc256af Numonyx, smc256af Datasheet - Page 26

• Manufacturer Part Number: smc256af
• Description: 32 Mbyte, 64 Mbyte, 128 Mbyte, 256 Mbyte And 512 Mbyte 3.3 V / 5 V Supply Compactflash? Card
• Manufacturer: Numonyx

Command interface
Figure 6.
1. D
Table 20.
1. ST CF does not assert the WAIT signal.
26/82
td(IORD)
th(IORD)
tw(IORD)
tsuA(IORD)
thA(IORD)
tsuCE(IORD)
thCE(IORD)
tsuREG(IORD)
thREG(IORD)
tdfINPACK(IORD)
tdrINPACK(IORD)
tdfIOIS16(A)
tdrIOIS16(A)
OUT
Address Inputs
Symbol
signifies data provided by the CompactFlash memory card or to the system.
–CE2/–CE1
D0 to D15
–INPACK
–IOIS16
I/O Read timing diagram
–IORD
I/O Read timing
–REG
tdfIOIS16(ADR)
t
t
t
t
t
t
t
t
t
t
t
t
t
IEEE symbol
IGLQV
IGHQX
IGLIGH
AVIGL
IGHAX
ELIGL
IGHEH
RGLIGL
IGHRGH
IGLIAL
IGHIAH
AVISL
AVISH
Cycle time mode
tsuA(IORD)
(1)
Data Delay after IORD
Data Hold following IORD
IORD Width time
Address Setup before IORD
Address Hold following IORD
CE Setup before IORD
CE Hold following IORD
REG Setup before IORD
REG Hold following IORD
INPACK Delay Falling from IORD
INPACK Delay Rising from IORD
IOIS16 Delay Falling from Address
IOIS16 Delay Rising from Address
tsuCE(IORD)
tsuREG(IORD)
tdfINPACK(IORD)
Parameter
td(IORD)
tw(IORD)
VALID
thREG(IORD)
VALID
tdrIOIS16(ADR)
thA(IORD)
tdrINPACK(IORD)
Min
165
70
20
20
0
5
0
0
5
thCE(IORD)
th(IORD)
250 ns
Max
100
45
45
35
35
SMCxxxAF
AI10084b
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns