HD74LVCR2245AFPEL 查看數據表（PDF） - Renesas Electronics
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HD74LVCR2245AFPEL Datasheet PDF : 10 Pages
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HD74LVCR2245A
Test Circuit
VCC
VCC
(VCC = 1.8±0.15 V, VCC = 2.5±0.2 V)
OE
Input
Pulse generator
Zout = 50 Ω
T/R
S1
A0
B0
Output
CL =
30 pF
R1 S2
R2
50 Ω Scope
OPEN
2×VCC
GND
VCC (V)
1.8±0.15
2.5±0.2
R1
1 kΩ
500 Ω
R2
950 Ω
450 Ω
Note: 1. CL includes probe and jig capacitance.
Symbol
tPLH / t PHL
tZH / t HZ
tZL / tLZ
S2
OPEN
GND
2×VCC
VCC
VCC
(VCC = 2.7 V, VCC = 3.3±0.3 V, VCC = 5.0±0.5 V)
OE
Input
Pulse generator
Zout = 50 Ω
T/R
S1
A0
B0
Output
CL =
50 pF
500 Ω S2
450 Ω
50 Ω Scope
OPEN
*1 See
under table
GND
Note: 1. C L includes probe and jig capacitance.
Symbol
tPLH / t PHL
t ZH / t HZ
tZL / t LZ
S2
Vcc=2.7V,
3.3±0.3V
Vcc=5.0±0.5V
OPEN
OPEN
GND
GND
6V
2×VCC
Rev.4.00 Aug. 20, 2004 page 6 of 9
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