參數(shù)資料
型號: SN54ABT3614PCB
廠商: Texas Instruments, Inc.
英文描述: 64 】 36 】 2 CLOCKED BIDIRECTIONAL FIRST-IN, FIRST-OUT MEMORY WITH BUS MATCHING AND BYTE SWAPPING
中文描述: 64】36】2時鐘雙向第一的,在總線匹配和字節(jié)交換先出存儲器
文件頁數(shù): 24/42頁
文件大?。?/td> 646K
代理商: SN54ABT3614PCB
SN54ABT3614
64
×
36
×
2 CLOCKED BIDIRECTIONAL FIRST-IN, FIRST-OUT MEMORY
WITH BUS MATCHING AND BYTE SWAPPING
SGBS308F – AUGUST 1995 – REVISED MAY 2000
24
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
ììììììì
ììììììì
ìììì
ìììì
(1, 0)
ììì
ììì
ììììììììììììì
ììììììììììììì
ìììììììììììììììììììììì
ìììììììììììììììììììììì
ìììì
th(SW)
SIZ1, SIZ0
W/RB
CLKB
EFB
CSB
ENB
BE
SW1, SW0
Not (1, 1)
th(PG)
ììì
ììì
th(SZ)
ììì
ììì
ììììììì
ììììììì
tsu(SZ)
ìììì
ìììì
High
tsu(EN)
th(EN)
No
Operation
tsu(SW)
ìììì
ìììì
ìììì
ìììì
(1, 0)
Not (1, 1)
tsu(PG)
(1, 0)
(1, 0)
Not (1, 1)
Not (1, 1)
ìììììììììììììììììììììì
ìììììììììììììììììììììì
ta
ta
ta
PGB,
ODD/EVEN
B0–B8
Read 1
Read 2
ten
ta
Read 3
Read 4
tdis
B27–B35
Read 1
Read 2
Previous Data
ta
ta
ta
ta
Read 3
Read 4
tdis
th(SZ)
Previous Data
SIZ0 = H and SIZ1 = H selects the mail1 register for output on B0–B35.
NOTE A: Unused bytes hold last FIFO1 output register data for byte-size reads.
Figure 11. Port-B Byte Read Cycle for FIFO1
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