參數(shù)資料
型號: 74HC245
廠商: NXP Semiconductors N.V.
英文描述: Octal bus transceiver; 3-state
中文描述: 8個三態(tài)總線收發(fā)器, 3態(tài)
文件頁數(shù): 4/22頁
文件大?。?/td> 130K
代理商: 74HC245
9397 750 14502
Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Product data sheet
Rev. 03 — 31 January 2005
4 of 22
Philips Semiconductors
74HC245; 74HCT245
Octal bus tranceiver; 3-state
6.
Pinning information
6.1 Pinning
6.2 Pin description
(1) The die substrate is attached to this
pad using conductive die attach
material. It can not be used as supply
pin or input
Fig 3.
Pin configuration DIP20, SO20,
SSOP20 and TSSOP20
Fig 4.
Pin configuration DHVQFN20
245
DIR
V
CC
OE
A0
A1
B0
A2
B1
A3
B2
A4
B3
A5
B4
A6
B5
A7
B6
GND
B7
001aac431
1
2
3
4
5
6
7
8
9
10
12
11
14
13
16
15
18
17
20
19
001aac432
245
GND
(1)
Transparent top view
B6
A6
A7
B5
A5
B4
A4
B3
A3
B2
A2
B1
A1
B0
A0
OE
G
B
D
V
C
9
12
8
13
7
14
6
15
5
16
4
17
3
18
2
19
1
1
1
2
terminal 1
index area
Table 3:
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
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
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