參數(shù)資料
型號: 74LCX573BQX
廠商: Fairchild Semiconductor
文件頁數(shù): 11/14頁
文件大小: 0K
描述: IC LATCH LV OCTAL 5V I O 20-DQFN
標準包裝: 3,000
系列: 74LCX
邏輯類型: D 型透明鎖存器
電路: 8:8
輸出類型: 三態(tài)
電源電壓: 2 V ~ 3.6 V
獨立電路: 1
延遲時間 - 傳輸: 1.5ns
輸出電流高,低: 24mA,24mA
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 20-WQFN 裸露焊盤,20-DQFN
供應商設備封裝: 20-DQFN
包裝: 帶卷 (TR)
74LV4020_1
Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Product data sheet
Rev. 01 — 29 November 2005
6 of 20
Philips Semiconductors
74LV4020
14-stage binary ripple counter
9.
Limiting values
[1]
Above
Tamb = 70 °C: Ptot derates linearly with 12 mW/K.
[2]
Above
Tamb = 70 °C: Ptot derates linearly with 8 mW/K.
[3]
Above
Tamb = 60 °C: Ptot derates linearly with 5.5 mW/K.
10. Recommended operating conditions
[1]
The static characteristics are guaranteed from VCC = 1.2 V to VCC = 5.5 V, but LV devices are guaranteed to
function down to VCC = 1.0 V (with input levels GND or VCC).
Table 5:
Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134). Voltages are referenced to
GND (ground = 0 V).
Symbol
Parameter
Conditions
Min
Max
Unit
VCC
supply voltage
0.5
+7
V
IIK
input clamping current
VI < 0.5 V or VI > VCC + 0.5 V
-
±20
mA
IOK
output clamping current
VO < 0.5 V or
VO >VCC + 0.5 V
-
±50
mA
IO
output current
VO = 0.5 V to VCC + 0.5 V
-
±25
mA
ICC
quiescent supply current
-
50
mA
IGND
ground current
-
50
mA
Tstg
storage temperature
65
+150
°C
Ptot
total power dissipation
Tamb = 40 °C to +125 °C
DIP16 package
750
mW
SO16 package
500
mW
SSOP16 and
TSSOP16 packages
400
mW
Table 6:
Recommended operating conditions
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
VCC
supply voltage
[1] 1.0
3.3
5.5
V
VI
input voltage
0
-
VCC
V
VO
output voltage
0
-
VCC
V
Tamb
ambient temperature
40
-
+125
°C
t/V
input transition rise and
fall rate
VCC = 1.0 V to 2.0 V
-
500
ns/V
VCC = 2.0 V to 2.7 V
-
200
ns/V
VCC = 2.7 V to 3.6 V
-
100
ns/V
VCC = 3.6 V to 5.5 V
-
50
ns/V
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