參數(shù)資料
型號: IDT7204L50TP
廠商: IDT, Integrated Device Technology Inc
文件頁數(shù): 3/14頁
文件大?。?/td> 0K
描述: IC FIFO ASYNCH 4KX9 50NS 28DIP
標準包裝: 14
系列: 7200
功能: 異步
存儲容量: 36K(4K x 9)
數(shù)據(jù)速率: 15MHz
訪問時間: 50ns
電源電壓: 4.5 V ~ 5.5 V
工作溫度: 0°C ~ 70°C
安裝類型: 通孔
封裝/外殼: 28-DIP(0.300",7.62mm)
供應商設備封裝: 28-PDIP
包裝: 管件
其它名稱: 7204L50TP
11
COMMERCIAL,INDUSTRIALANDMILITARY
TEMPERATURERANGES
IDT7203/7204/7205/7206/7207/7208 CMOS ASYNCHRONOUS FIFO
2,048 x 9, 4,096 x 9, 8,192 x 9, 16,384 x 9, 32,768 x 9 and 65,536 x 9
TRUTH TABLES
TABLE 1 – RESET AND RETRANSMIT
SINGLE DEVICE CONFIGURATION/WIDTH EXPANSION MODE
NOTE:
1. Pointer will Increment if flag is HIGH.
TABLE 2 – RESET AND FIRST LOAD
DEPTHEXPANSION/COMPOUNDEXPANSIONMODE
NOTES:
1. XI is connected to XO of previous device. See Figure 14.
2. RS = Reset Input, FL/RT = First Load/Retransmit, EF = Empty Flag Output, FF = Full Flag Output, XI = Expansion Input, HF = Half-Full Flag Output
Figure 14. Block Diagram of 6,144 x 9, 12,288 x 9, 24,576 x 9, 49,152 x 9, 98,304 x 9, 196,608 x 9 FIFO Memory (Depth Expansion)
D
W
IDT
7203
7204
7205
7206
7207
7208
FF
EF
FL
XO
RS
FULL
EMPTY
VCC
R
9
99
XI
9
Q
FF
EF
FL
XO
XI
FF
EF
FL
XO
XI
IDT
7203
7204
7205
7206
7207
7208
IDT
7203
7204
7205
7206
7207
7208
2661 drw16
Inputs
Internal Status
Outputs
Mode
RS
FL/RT
XI
Read Pointer
Write Pointer
EF
FF
HF
Reset
0
X
0
LocationZero
0
1
Retransmit
1
0
LocationZero
Unchanged
X
Read/Write
1
0
Increment(1)
XXX
Inputs
Internal Status
Outputs
Mode
RS
FL/RT
XI
Read Pointer
Write Pointer
EF
FF
Reset First Device
0
(1)
LocationZero
0
1
Reset All Other Devices
0
1
(1)
LocationZero
0
1
Read/Write
1
X
(1)
X
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