參數(shù)資料
型號(hào): 74HCT7404
廠商: NXP Semiconductors N.V.
英文描述: Dual 4-Input Positive-NAND Gates 14-TSSOP -40 to 85
中文描述: 5位× 64字FIFO寄存器,三態(tài)
文件頁(yè)數(shù): 19/28頁(yè)
文件大?。?/td> 131K
代理商: 74HCT7404
September 1993
19
Philips Semiconductors
Product specification
5-Bit x 64-word FIFO register; 3-state
74HC/HCT7404
Fig.14 Waveforms showing hold and set-up times for D
n
input to SI input.
The shaded areas indicate when the input is permitted to change for predictable output performance.
handbook, full pagewidth
SI INPUT
MGA657
VM
(1)
Dn INPUT
tsu
th
VM
(1)
tsu
th
(1) HC
:
V
M
= 50%; V
I
= GND to V
.
V
M
= 1.3 V; V
I
= GND to 3 V.
HCT :
Fig.15 Waveforms showing SO input to Q
n
output propagation delays and output transition time.
handbook, full pagewidth
tTHL
tTLH
tPLH
MGA664
VM
(1)
SO INPUT
Qn OUTPUT
VM
(1)
tPHL
(1) HC
:
V
M
= 50%; V
I
= GND to V
.
V
M
= 1.3 V; V
I
= GND to 3 V.
HCT :
Fig.16 Waveform showing the MR input to SI input removal time.
handbook, halfpage
MGA665
trem
SI INPUT
MR INPUT
VM
(1)
VM
(1)
(1) HC
:
V
M
= 50%; V
I
= GND to V
.
V
M
= 1.3 V; V
I
= GND to 3 V.
HCT :
相關(guān)PDF資料
PDF描述
74HCT7404D 5-Bit x 64-word FIFO register; 3-state
74HCT7404N 5-Bit x 64-word FIFO register; 3-state
74HC74 Dual D-type flip-flop with set and reset; positive-edge trigger
74HC7540 Octal Schmitt trigger buffer/line driver; 3-state; inverting
74HCT7540 Dual 4-Input Positive-AND Gates 14-SOIC -40 to 85
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