OXCFU950_07 Datasheet, PDF (69/74 Pages) Oxford Semiconductor – USB/UART multi-function 16-bit PC Card device

OXFORD SEMICONDUCTOR, INC.
OXCFU950 DATA SHEET
Symbol
tsu(A)
tsu(CE)
ta(OE)
tdis(OE)
th(D)
th(A)
th(CE)
Read Access
Min (ns)
TBD
TBD
TBD
TBD
TBD
TBD
Max (ns)
TBD
TBD
TBD
TBD
TBD
TBD
Write Access
Min (ns)
TBD
TBD
TBD
TBD
TBD
TBD
Table 32: Memory Access Timing Specification
Max (ns)
TBD
TBD
TBD
TBD
TBD
TBD
14.2 I/O Access
A[3:0]
REG#
CE1#
IORD#
D[7:0]
t_su A (IORD)
t_su REG (IORD)
t_su CE (IORD)
t_d(IORD)
VALID DATA
t_h(IORD)
OE#, WE#, IOWR#, RESET# = 1
Figure 5: I/O read timing
A[3:0]
REG#
CE1#
t_su A (IOWR)
t_su REG (IOWR)
t_su CE (IOWR)
IOWR#
D[7:0]
t_su(IOWR)
OE#, WE#, IORD#, RESET# = 1
Figure 6: I/O write timing
DS-0023 February 2007
External—Free Release
t_h(IOWR)
Page 69 of 74