參數(shù)資料
型號: IDT72510L35J
廠商: INTEGRATED DEVICE TECHNOLOGY INC
元件分類: DRAM
英文描述: Current-Mode PWM Controller 8-PDIP 0 to 70
中文描述: 512 X 18 BI-DIRECTIONAL FIFO, 35 ns, PQCC52
封裝: PLASTIC, LCC-52
文件頁數(shù): 20/32頁
文件大小: 440K
代理商: IDT72510L35J
5.31
20
IDT72510, IDT72520
BUS MATCHING BIDIRECTIONAL FIFO
COMMERCIAL TEMPERATURE RANGE
AC ELECTRICAL CHARACTERISTICS
(Commercial: V
CC
= 5V
±
10%, T
A
= 0
°
C to +70
°
C)
NOTES:
1. Read and Write are internal signals derived from
2. Although the flags, Empty, Almost-Empty, Almost-Full, and Full Flags are internal flags, the timing given is for those assigned to external pins.
3. Values guaranteed by design, not currently tested.
A
, R/
W
A
,
DS
B
, R/
W
B
,
R
B
, and
W
B
.
2669 tbl 25
Commercial
IDT72510L25
IDT72520L25
Min.
IDT72510L35
IDT72520L35
Min.
IDT72510L50
IDT72520L50
Min.
Timing
Figure
Symbol
PORT B RETRANSMIT and PARITY TIMING
Parameter
Max.
Max.
Max.
Unit
tb
DSBH
RER
,
REW
, LDRER,
LDREW set-up and
recovery time
10
10
15
ns
9, 18
tb
PER
BYPASS TIMING
Parity error time
20
25
30
ns
19
t
BYA
Bypass access time
15
20
30
ns
16
t
BYD
ta
BYDV
Bypass delay
Bypass data valid time
from
DS
A
Bypass data valid time
from
DS
B
FLAG TIMING
15
10
15
15
15
20
ns
ns
16
16
tb
BYDV (3)
3
3
3
ns
16
t
REF
Read clock edge to
Empty Flag asserted
Write clock edge to
Empty Flag not asserted
Read clock edge to Full
Flag not asserted
Write clock edge to Full
Flag asserted
Read clock edge to
Almost-Empty Flag
asserted
Write clock edge to
Almost-Empty Flag not
asserted
Read clock edge to
Almost-Full Flag not
asserted
Write clock edge to
Almost-Full Flag
asserted
25
35
45
ns
14, 15, 20, 22
t
WEF
25
35
45
ns
14, 15, 20, 22
t
RFF
25
35
45
ns
14, 15, 21, 23
t
WFF
25
35
45
ns
14, 15, 21, 23
t
RAEF
40
50
60
ns
20, 22
t
WAEF
40
50
60
ns
20, 22
t
RAFF
40
50
60
ns
21, 23
t
WAFF
40
50
60
ns
21, 23
相關(guān)PDF資料
PDF描述
IDT72510L50J High-Performance Current-Mode PWM Controller 14-SOIC 0 to 70
IDT72520 BUS-MATCHING BIDIRECTIONAL FIFO 512 x 18-BIT . 1024 x 9-BIT 1024 x 18-BIT . 2048 x 9-BIT
IDT72520L25J BUS-MATCHING BIDIRECTIONAL FIFO 512 x 18-BIT . 1024 x 9-BIT 1024 x 18-BIT . 2048 x 9-BIT
IDT72520L35J BUS-MATCHING BIDIRECTIONAL FIFO 512 x 18-BIT . 1024 x 9-BIT 1024 x 18-BIT . 2048 x 9-BIT
IDT72520L50J BUS-MATCHING BIDIRECTIONAL FIFO 512 x 18-BIT . 1024 x 9-BIT 1024 x 18-BIT . 2048 x 9-BIT
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