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參數(shù)資料
| 型號： | 74LCX373WMX |
| 廠商： | Fairchild Semiconductor |
| 文件頁數(shù)： | 8/12頁 |
| 文件大小： | 0K |
| 描述： | IC LATCH TRANSP OCT LV 20SOIC |
| 標準包裝： | 1 |
| 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-SOIC（0.295"，7.50mm 寬） |
| 供應商設備封裝： | 20-SOIC |
| 包裝： | 標準包裝 |
| 其它名稱： | 74LCX373WMXDKR |
74LVCH322245A
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2011. All rights reserved.
Product data sheet
Rev. 4 — 20 December 2011
5 of 15
NXP Semiconductors
74LVCH322245A
32-bit bus transceiver with direction pin; 30
resistors; tolerance;
3-state
6.
Functional description
[1]
H = HIGH voltage level; L = LOW voltage level; X = don’t care; Z = high-impedance OFF-state
7.
Limiting values
[1]
The minimum input voltage ratings may be exceeded if the input current ratings are observed.
[2]
The output voltage ratings may be exceeded if the output current ratings are observed.
[3]
All supply and ground pins connected externally to one voltage source.
[4]
Above 70
C the value of P
tot derates linearly with 1.8 mW/K.
8.
Recommended operating conditions
Table 3.
Function selection[1]
Input
Output
nOE
nDIR
nAn
nBn
L
A = B
inputs
L
H
inputs
B = A
HX
Z
Table 4.
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
+6.5
V
IIK
input clamping current
VI <0V
50
-
mA
VI
input voltage
0.5
+6.5
V
IOK
output clamping current
VO >VCC or VO <0V
-
50
mA
VO
output voltage
output HIGH or LOW state
0.5
VCC +0.5
V
output 3-state
0.5
+6.5
V
IO
output current
VO =0V to VCC
-
50
mA
ICC
supply current
[3] -200
mA
IGND
ground current
200
-
mA
Tstg
storage temperature
65
+150
C
Ptot
total power dissipation
Tamb = 40 C to +125 C
[4] -1000
mW
Table 5.
Recommended operating conditions
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
VCC
supply voltage
1.65
-
3.6
V
functional
1.2
-
V
VI
input voltage
0
-
5.5
V
VO
output voltage
output HIGH or LOW state
0
-
VCC
V
output 3-state
0
-
5.5
V
Tamb
ambient temperature
in free air
40
-
+125
C
t/V
input transition rise and fall rate
VCC = 1.65 V to 2.7 V
-
20
ns/V
VCC = 2.7 V to 3.6 V
-
10
ns/V
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