參數(shù)資料
型號: 74HC6323
廠商: NXP Semiconductors N.V.
元件分類: 通用總線功能
英文描述: Programmable ripple counter with oscillator; 3-state
中文描述: 紋波計數(shù)器的可編程振蕩器,3態(tài)
文件頁數(shù): 11/15頁
文件大?。?/td> 90K
代理商: 74HC6323
September 1993
11
Philips Semiconductors
Product specification
Programmable ripple counter with
oscillator; 3-state
74HC/HCT6323A
Fig.5
Test set-up for measuring forward
transconductance g
fs
= di
o
/dv
i
at
v
o
is constant (see also Fig.6); MR = HIGH.
handbook, halfpage
MGA645
A
output
100 F
VCC
input
0.47 F
R bias
io
(f = 1 kHz)
GND
vi
Fig.6
Typical forward transconductance g
fs
as a
function of the supply voltage V
cc
at
T
amb
= 25
°
C.
handbook, halfpage
(mA/V)
MBA331
20
16
12
8
4
00
1
2
3
4
5
VCC (V)
6
Fig.7
Waveforms showing the clock (X1) to output (OUT) propagation delays, the clock pulse width,
the output transition times and the maximum clock frequency.
(1) HC : V
M
= 50%; V
I
= GND to V
.
HCT : V
M
= 1.3 V; V
I
= GND to 3 V.
handbook, full pagewidth
tPHL
VM(1)
tTHL
tTLH
tW
1/f max
tPLH
OUT OUTPUT
X1 INPUT
MBA318
VM(1)
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