74HCT9015DB 查看數據表（PDF） - Philips Electronics
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74HCT9015DB Datasheet PDF : 7 Pages
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Philips Semiconductors
Nine wide Schmitt trigger buffer/line driver
Product specification
74HC/HCT9015
DC CHARACTERISTICS FOR 74HC
For the DC characteristics see “74HC/HCT/HCU/HCMOS Logic Family Specifications”.
Transfer characteristics are given below.
Output capability: standard
ICC category: MSI
TRANSFER CHARACTERISTICS FOR 74HC
Voltages are referred to GND (ground = 0 V)
SYMBOL PARAMETER
Tamb (°C)
TEST CONDITIONS
74HC
+25
−40 to +85
−40 to +125
UNIT
VCC
(V)
WAVEFORMS
min. typ. max. min. max. min. max.
VT+
positive-going threshold 0.70 1.13 1.50 0.70 1.50 0.70 1.50 V 2.0 Figs 6 and 7
1.75 2.37 3.15 1.75 3.15 1.75 3.15
4.5
2.30 3.11 4.20 2.30 4.20 2.30 4.20
6.0
VT−
negative-going threshold 0.30 0.70 1.10 0.30 1.10 0.30 1.10 V 2.0 Figs 6 and 7
1.35 1.80 2.40 1.35 2.40 1.35 2.40
4.5
1.80 2.43 3.30 1.80 3.30 1.80 3.30
6.0
VH
hysteresis (VT+ − VT−)
0.2 0.43 0.80 0.18 0.80 0.15 0.80 V
2.0 Fig.6
0.4 0.57 1.00 0.40 1.00 0.40 1.00
4.5
0.5 0.68 1.10 0.50 1.10 0.50 1.10
6.0
AC CHARACTERISTICS FOR 74HC
GND = 0 V; tr = tf = 6 ns; CL = 50 pF
Tamb (°C)
TEST CONDITIONS
SYMBOL PARAMETER
74HC
+25
−40 to +85
−40 to +125
UNIT
VCC
(V)
WAVEFORMS
min. typ. max. min. max. min. max.
tPHL/ tPLH propagation delay
An to Yn
tTHL/ tTLH output transition time
33 105
130
160 ns 2.0 Fig.8
12 21
26
32
4.5
10 18
22
27
6.0
19 75
95
110 ns 2.0 Fig.8
7 15
19
22
4.5
6 13
16
19
6.0
December 1990
5
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