參數(shù)資料
型號(hào): 74HC4040
廠商: NXP Semiconductors N.V.
元件分類: 通用總線功能
英文描述: 12-stage binary ripple counter
中文描述: 12位的二進(jìn)制紋波計(jì)數(shù)器
文件頁數(shù): 7/24頁
文件大?。?/td> 137K
代理商: 74HC4040
74HC_HCT4040_3
Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Product data sheet
Rev. 03 — 14 September 2005
7 of 24
Philips Semiconductors
74HC4040; 74HCT4040
12-stage binary ripple counter
10. Recommended operating conditions
11. Static characteristics
Table 6:
Symbol
type 74HC4040
V
CC
V
I
V
O
T
amb
t
r
, t
f
Recommended operating conditions
Parameter
Conditions
Min
Typ
Max
Unit
supply voltage
input voltage
output voltage
ambient temperature
input rise and fall times
2.0
0
0
40
5.0
-
-
-
6.0
V
CC
V
CC
+125
V
V
V
°
C
see
Section 11
and
12
per device
except for Schmitt-trigger inputs
V
CC
= 2.0 V
V
CC
= 4.5 V
V
CC
= 6.0 V
-
-
-
-
6.0
-
1000
500
400
ns
ns
ns
type 74HCT4040
V
CC
V
I
V
O
T
amb
t
r
, t
f
supply voltage
input voltage
output voltage
ambient temperature
input rise and fall times
4.5
0
0
40
5.0
-
-
-
5.5
V
CC
V
CC
+125
V
V
V
°
C
see
Section 11
and
12
per device
except for Schmitt-trigger inputs
V
CC
= 2.0 V
V
CC
= 4.5 V
V
CC
= 6.0 V
-
-
-
-
6.0
-
-
500
-
ns
ns
ns
Table 7:
Voltages are referenced to GND (ground = 0 V).
Symbol
Parameter
T
amb
= 25
°
C
V
IH
HIGH-level input voltage
Static characteristics for 74HC4040
Conditions
Min
Typ
Max
Unit
V
CC
= 2.0 V
V
CC
= 4.5 V
V
CC
= 6.0 V
V
CC
= 2.0 V
V
CC
= 4.5 V
V
CC
= 6.0 V
V
I
= V
IH
or V
IL
I
O
=
20
μ
A; V
CC
= 2.0 V
I
O
=
20
μ
A; V
CC
= 4.5 V
I
O
=
20
μ
A; V
CC
= 6.0 V
I
O
=
4.0 mA; V
CC
= 4.5 V
I
O
=
5.2 mA; V
CC
= 6.0 V
1.5
3.15
4.2
-
-
-
1.2
2.4
3.2
0.8
2.1
2.8
-
-
-
0.5
1.35
1.8
V
V
V
V
V
V
V
IL
LOW-level input voltage
V
OH
HIGH-level output voltage
1.9
4.4
5.9
3.98
5.48
2.0
4.5
6.0
4.32
5.81
-
-
-
-
-
V
V
V
V
V
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