HD74BC645A 데이터 시트보기 (PDF) - Renesas Electronics
부품명
상세내역
일치하는 목록
HD74BC645A Datasheet PDF : 8 Pages
| |||
HD74BC645A
Test Circuit
VCC
Input
Pulse
Generator
Zout = 50 Ω
VCC
G
A1 S1
B1
Output
CL =
50 pF
500 Ω
450 Ω
50 Ω
Scope
DIR
OPEN *4
7V
Notes:
1. CL includes probe and jig capacitance.
2. A2-B2 to A8-B8 are identical to above load circuit.
3. S1: Input-Output change switch.
4. Open: tPLH, tPHL, tZH tHZ
7 V: tZL, tLZ
Waveforms-1
Input
Output
10 %
tr
90 %
1.5 V
tPLH
1.5 V
tf
90 %
1.5 V
10 %
tPHL
1.5 V
3V
0V
VOH
VOL
Rev.2.00, Jul.16.2004, page 5 of 7
Share Link: 