参数资料
型号: 74HC646DB,118
厂商: NXP Semiconductors
文件页数: 7/11页
文件大小: 0K
描述: IC TRANSCVR 3-ST 8BIT INV 24SSOP
产品培训模块: Logic Packages
标准包装: 1,000
系列: 74HC
逻辑类型: 收发器,反相
元件数: 1
每个元件的位元数: 8
输出电流高,低: 7.8mA,7.8mA
电源电压: 2 V ~ 6 V
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 24-SSOP(0.209",5.30mm 宽)
供应商设备封装: 24-SSOP
包装: 带卷 (TR)
其它名称: 74HC646DB-T
74HC646DB-T-ND
935189420118
74AHC_AHCT1G08_6
NXP B.V. 2007. All rights reserved.
Product data sheet
Rev. 06 — 29 June 2007
5 of 11
NXP Semiconductors
74AHC1G08; 74AHCT1G08
2-input AND gate
11. Dynamic characteristics
[1]
tpd is the same as tPLH and tPHL.
[2]
Typical values are measured at VCC = 3.3 V.
[3]
Typical values are measured at VCC = 5.0 V.
[4]
CPD is used to determine the dynamic power dissipation PD (W).
PD =CPD × VCC2 × fi + ∑ (CL × VCC2 × fo) where:
fi = input frequency in MHz; fo = output frequency in MHz;
CL = output load capacitance in pF;
VCC = supply voltage in Volts
ICC
supply current VI =VCC or GND; IO = 0 A;
VCC = 5.5 V
-
1.0
-
10
-
40
A
ICC
additional
supply current
per input pin; VI = 3.4 V;
other inputs at VCC or GND;
IO = 0 A; VCC = 5.5 V
-
1.35
-
1.5
-
1.5
mA
CI
input
capacitance
-
1.5
10
-
10
-
10
pF
Table 7.
Static characteristics …continued
Voltages are referenced to GND (ground = 0 V).
Symbol Parameter
Conditions
25
°C
40 °C to +85 °C 40 °C to +125 °C Unit
Min
Typ
Max
Min
Max
Min
Max
Table 8.
Dynamic characteristics
GND = 0 V; tr = tf = ≤ 3.0 ns. For test circuit see Figure 6.
Symbol
Parameter
Conditions
25
°C
40 °C to +85 °C 40 °C to +125 °C Unit
Min
Typ
Max
Min
Max
Min
Max
For type 74AHC1G08
tpd
propagation
delay
A and B to Y;
VCC = 3.0 V to 3.6 V
CL = 15 pF
-
4.6
8.8
1.0
10.5
1.0
12.0
ns
CL = 50 pF
-
6.5
12.3
1.0
14.0
1.0
16.0
ns
VCC = 4.5 V to 5.5 V
CL = 15 pF
-
3.2
5.9
1.0
7.0
1.0
8.0
ns
CL = 50 pF
-
4.6
7.9
1.0
9.0
1.0
10.5
ns
CPD
power
dissipation
capacitance
per buffer;
CL = 50 pF; f = 1 MHz;
VI = GND to VCC
-17-
-
pF
For type 74AHCT1G08
tpd
propagation
delay
A and B to Y;
VCC = 4.5 V to 5.5 V
CL = 15 pF
-
3.6
6.2
1.0
7.1
1.0
8.0
ns
CL = 50 pF
-
5.1
7.9
1.0
9.0
1.0
10.5
ns
CPD
power
dissipation
capacitance
per buffer;
CL = 50 pF; f = 1 MHz;
VI = GND to VCC
-19-
-
pF
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