74AHC245BQ(2009) データシートの表示（PDF） - NXP Semiconductors.
部品番号
コンポーネント説明
メーカー
74AHC245BQ Datasheet PDF : 16 Pages
| |||
Nexperia
74AHC245; 74AHCT245
Octal bus transceiver; 3-state
5. Pinning information
5.1 Pinning
DIR 1
A0 2
A1 3
A2 4
A3 5
A4 6
A5 7
A6 8
A7 9
GND 10
74AHC245
74AHCT245
20 VCC
19 OE
18 B0
17 B1
16 B2
15 B3
14 B4
13 B5
12 B6
11 B7
001aak037
Fig 3. Pin configuration SO20, TSSOP20
terminal 1
index area
74AHC245
74AHCT245
A0 2
A1 3
A2 4
A3 5
A4 6
A5 7
A6 8
A7 9
GND(1)
19 OE
18 B0
17 B1
16 B2
15 B3
14 B4
13 B5
12 B6
001aak038
Transparent top view
(1) The die substrate is attached to this pad using
conductive die attach material. It can not be used as
a supply pin or input.
Fig 4. Pin configuration DHVQFN20
5.2 Pin description
Table 2.
Symbol
DIR
A0
A1
A2
A3
A4
A5
A6
A7
GND
B7
B6
B5
B4
B3
B2
Pin description
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Description
direction control input
data input/output
data input/output
data input/output
data input/output
data input/output
data input/output
data input/output
data input/output
ground (0 V)
data input/output
data input/output
data input/output
data input/output
data input/output
data input/output
74AHC_AHCT245_5
Product data sheet
Rev. 05 — 28 April 2009
© Nexperia B.V. 2017. All rights reserved
3 of 16
Share Link: 