参数资料
型号: MC74LCX244DTG
厂商: ON Semiconductor
文件页数: 5/9页
文件大小: 0K
描述: IC BUFF/DVR TRI-ST DUAL 20TSSOP
标准包装: 75
系列: 74LCX
逻辑类型: 缓冲器/线路驱动器,非反相
元件数: 2
每个元件的位元数: 4
输出电流高,低: 24mA,24mA
电源电压: 2 V ~ 3.6 V
工作温度: -55°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 20-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 20-TSSOP
包装: 管件
产品目录页面: 1123 (CN2011-ZH PDF)
其它名称: MC74LCX244DTG-ND
MC74LCX244DTGOS
MC74LCX244
http://onsemi.com
5
DYNAMIC SWITCHING CHARACTERISTICS
TA = +25°C
Symbol
Characteristic
Condition
Min
Typ
Max
Units
VOLP
Dynamic LOW Peak Voltage (Note 5)
VCC = 3.3 V, CL = 50 pF, VIH = 3.3 V, VIL = 0 V
VCC = 2.5 V, CL = 30 pF, VIH = 2.5 V, VIL = 0 V
0.8
0.6
V
VOLV
Dynamic LOW Valley Voltage (Note 5)
VCC = 3.3 V, CL = 50 pF, VIH = 3.3 V, VIL = 0 V
VCC = 2.5 V, CL = 30 pF, VIH = 2.5 V, VIL = 0 V
0.8
0.6
V
5. Number of outputs defined as “n”. Measured with “n1” outputs switching from HIGHtoLOW or LOWtoHIGH. The remaining output is
measured in the LOW state.
CAPACITIVE CHARACTERISTICS
Symbol
Parameter
Condition
Typical
Units
CIN
Input Capacitance
VCC = 3.3 V, VI = 0 V or VCC
7
pF
COUT
Output Capacitance
VCC = 3.3 V, VI = 0 V or VCC
8
pF
CPD
Power Dissipation Capacitance
10 MHz, VCC = 3.3 V, VI = 0 V or VCC
25
pF
VCC
0 V
VOH
VOL
1Dn, 2Dn
1On, 2On
tPHL
tPLH
VCC
0 V
≈ 0 V
1OE, 2OE
1On, 2On
tPZH
≈ 3.0 V
tPHZ
tPZL
tPLZ
1On, 2On
Vmo
Vmi
Vmo
Figure 3. AC Waveforms
Vmi
VCC
VOH - 0.3 V
VOL + 0.3 V
GND
WAVEFORM 1 PROPAGATION DELAYS
tR = tF = 2.5 ns, 10% to 90%; f = 1 MHz; tW = 500 ns
WAVEFORM 2 OUTPUT ENABLE AND DISABLE TIMES
tR = tF = 2.5 ns, 10% to 90%; f = 1 MHz; tW = 500 ns
Symbol
VCC
3.3 V
± 0.3 V
2.7 V
2.5 V
± 0.2 V
Vmi
Vmo
VHZ
VLZ
Vmi
1.5 V
VOL + 0.3 V
VOH 0.3 V
1.5 V
VOL + 0.3 V
VOH 0.3 V
VCC/2
VOL + 0.15 V
VOH 015 V
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MC74LCX244DWG 制造商:ON Semiconductor 功能描述:Buffer / Driver / Receiver Logic IC