参数资料
型号: 74ACT1284SCX
英文描述: CMOS, High-Speed, 8-Bit ADC with 4- or 8-Channel Multiplexer
中文描述: 4位总线收发器
文件页数: 3/8页
文件大小: 58K
代理商: 74ACT1284SCX
74ACT10
3/8
DC SPECIFICATIONS
1) Maximum test duration 2ms, one output loaded at time
2) Incident wave switching is guaranteed on trasmission lines with impedances as low as 50
AC ELECTRICAL CHARACTERISTICS
(C
L
= 50 pF, R
L
= 500
, Input t
r
= t
f
= 3ns)
(*) Voltage range is 5.0V
±
0.5V
CAPACITIVE CHARACTERISTICS
1) C
PD
is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without
load. (Refer to Test Circuit). Average operating current can be obtained by the following equation. I
CC(opr)
=C
PD
x V
CC
x f
IN
+I
CC
/3 (per gate)
Symbol
Parameter
Test Condition
Value
Unit
V
CC
(V)
T
A
= 25
°
C
-40 to 85
°
C
-55 to 125
°
C
Min.
Typ.
Max.
Min.
Max.
Min.
Max.
V
IH
High Level Input
Voltage
4.5
5.5
4.5
5.5
4.5
5.5
4.5
5.5
4.5
V
O
= 0.1 V or
V
CC
-0.1V
V
O
= 0.1 V or
V
CC
-0.1V
I
O
=-50
μ
A
I
O
=-50
μ
A
I
O
=-24 mA
I
O
=-24 mA
I
O
=50
μ
A
I
O
=50
μ
A
I
O
=24 mA
I
O
=24 mA
2.0
2.0
1.5
1.5
1.5
1.5
4.49
5.49
2.0
2.0
2.0
2.0
V
V
IL
Low Level Input
Voltage
0.8
0.8
0.8
0.8
0.8
0.8
V
V
OH
High Level Output
Voltage
4.4
5.4
3.86
4.86
4.4
5.4
3.76
4.76
4.4
5.4
3.7
4.7
V
V
OL
Low Level Output
Voltage
0.001
0.1
0.1
0.1
5.5
4.5
5.5
0.001
0.1
0.36
0.36
0.1
0.44
0.44
0.1
0.5
0.5
I
I
Input Leakage Cur-
rent
Max I
CC
/Input
Quiescent Supply
Current
5.5
V
I
= V
CC
or GND
±
0.1
±
1
±
1
μ
A
I
CCT
I
CC
5.5
V
I
= V
CC
- 2.1V
0.6
1.5
1.6
mA
5.5
V
I
= V
CC
or GND
4
40
80
μ
A
I
OLD
I
OHD
Dynamic Output
Current (note 1, 2)
5.5
V
OLD
= 1.65 V max
V
OHD
= 3.85 V min
75
-75
50
-50
mA
mA
Symbol
Parameter
Test Condition
Value
Unit
V
CC
(V)
T
A
= 25
°
C
-40 to 85
°
C
-55 to 125
°
C
Min.
Typ.
Max.
Min.
Max.
Min.
Max.
t
PLH
t
PHL
Propagation Delay
Time
5.0
(*)
1.5
4.5
9.0
1.0
10.0
1.0
10.0
ns
Symbol
Parameter
Test Condition
Value
Unit
V
CC
(V)
T
A
= 25
°
C
-40 to 85
°
C
-55 to 125
°
C
Min.
Typ.
Max.
Min.
Max.
Min.
Max.
C
IN
C
PD
Input Capacitance
5.0
4.0
pF
Power Dissipation
Capacitance (note
1)
5.0
f
IN
= 10MHz
37.0
pF
相关PDF资料
PDF描述
74ACT14 Complete, Dual, 12-Bit Multiplying DAC with 8-Bit Bus Interface
74ACT14MTR Complete, Dual, 12-Bit Multiplying DAC with 8-Bit Bus Interface
74ACT14TTR Complete, Dual, 12-Bit Multiplying DAC with 8-Bit Bus Interface
74ACT157MTR Complete, Dual, 12-Bit Multiplying DAC with 8-Bit Bus Interface
74ACT157TTR Complete, 12-Bit Multiplying DAC
相关代理商/技术参数
参数描述
74ACT1284TTR 功能描述:总线收发器 IEEE Transceiver RoHS:否 制造商:Fairchild Semiconductor 逻辑类型:CMOS 逻辑系列:74VCX 每芯片的通道数量:16 输入电平:CMOS 输出电平:CMOS 输出类型:3-State 高电平输出电流:- 24 mA 低电平输出电流:24 mA 传播延迟时间:6.2 ns 电源电压-最大:2.7 V, 3.6 V 电源电压-最小:1.65 V, 2.3 V 最大工作温度:+ 85 C 封装 / 箱体:TSSOP-48 封装:Reel
74ACT138 WAF 制造商:Fairchild Semiconductor Corporation 功能描述:
74ACT138B 功能描述:编码器、解码器、复用器和解复用器 RO 512-74ACT138PC RoHS:否 制造商:Micrel 产品:Multiplexers 逻辑系列:CMOS 位数: 线路数量(输入/输出):2 / 12 传播延迟时间:350 ps, 400 ps 电源电压-最大:2.625 V, 3.6 V 电源电压-最小:2.375 V, 3 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:QFN-44 封装:Tray
74ACT138D 制造商:Motorola 功能描述:74ACT138 MOT S1I2A
74ACT138M 功能描述:编码器、解码器、复用器和解复用器 3-to-8 Line Decoder RoHS:否 制造商:Micrel 产品:Multiplexers 逻辑系列:CMOS 位数: 线路数量(输入/输出):2 / 12 传播延迟时间:350 ps, 400 ps 电源电压-最大:2.625 V, 3.6 V 电源电压-最小:2.375 V, 3 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:QFN-44 封装:Tray