74LVQ245TTR_04 データシートの表示（PDF） - STMicroelectronics

部品番号

コンポーネント説明

メーカー

74LVQ245TTR_04

LOW VOLTAGE CMOS OCTAL BUS TRANSCEIVER WITH (3-STATE)

STMicroelectronics 

Figure 3: Test Circuit

74LVQ245

tPLH, tPHL

tPZL, tPLZ

tPZH, tPHZ

TEST

CL = 50pF or equivalent (includes jig and probe capacitance)

RL = R1 = 500Ω or equivalent

RT = ZOUT of pulse generator (typically 50Ω)

Figure 4: Waveform - Propagation Delays (f=1MHz; 50% duty cycle)

SWITCH

Open

2VCC

Open

5/12

Share Link: