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参数资料
| 型号： | SN74F623DWR |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 总线收发器 |
| 英文描述： | F/FAST SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDSO20 |
| 封装： | PLASTIC, SOIC-20 |
| 文件页数： | 4/11页 |
| 文件大小： | 341K |
| 代理商： | SN74F623DWR |
SN54F623, SN74F623
OCTAL BUS TRANSCEIVERS
WITH 3-STATE OUTPUTS
SDFS087 – MARCH 1987 – REVISED OCTOBER 1993
2–2
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
logic symbol
logic diagram (positive logic)
2
A1
B1
EN1
19
EN2
1
OEAB
2
A1
3
A2
B1
18
4
A3
5
A4
6
A5
7
A6
8
A7
9
A8
B2
17
B3
16
B5
14
B4
15
B6
13
B8
11
B7
12
OEBA
1
OEBA
OEAB
19
1
18
2
To Seven Other Channels
This symbol is in accordance with ANSI/IEEE Std 91-1984 and
IEC Publication 617-12.
absolute maximum ratings over operating free-air temperature range (unless otherwise noted)
Supply voltage range, VCC
– 0.5 V to 7 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Input voltage range, VI (excluding I/O ports) (see Note 1)
– 1.2 V to 7 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Input current range, IIK
– 30 mA to 5 mA
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Voltage range applied to any output in the disabled or power-off state
– 0.5 V to 5.5 V
. . . . . . . . . . . . . . . . . . . .
Voltage range applied to any output in the high state
– 0.5 V to VCC
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Current into any output in the low state: SN54F623 (A1 – A8)
40 mA
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SN54F623 (B1 – B8)
96 mA
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SN74F623 (A1 – A8)
48 mA
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SN74F623 (B1 – B8)
128 mA
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operating free-air temperature range:
SN54F623
– 55
°C to 125°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SN74F623
0
°C to 70°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Storage temperature range
– 65
°C to 150°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Stresses beyond those listed under “absolute maximum ratings” may cause permanent damage to the device. These are stress ratings only, and
functional operation of the device at these or any other conditions beyond those indicated under “recommended operating conditions” is not
implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.
NOTE 1: The input-voltage ratings may be exceeded provided the input-current ratings are observed.
recommended operating conditions
SN54F623
SN74F623
UNIT
MIN
NOM
MAX
MIN
NOM
MAX
UNIT
VCC
Supply voltage
4.5
5
5.5
4.5
5
5.5
V
VIH
High-level input voltage
2
V
VIL
Low-level input voltage
0.8
V
IIK
Input clamp current
–18
mA
IOH
High level output current
A1 – A8
–3
mA
IOH
High-level outputcurrent
B1 – B8
–12
–15
mA
IOL
Low level output current
A1 – A8
20
24
mA
IOL
Low-level outputcurrent
B1 – B8
48
64
mA
TA
Operating free-air temperature
–55
125
0
70
°C
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相关代理商/技术参数 |
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| SN74F657DW | 功能描述:总线收发器 Octal Transceiver RoHS:否 制造商:Fairchild Semiconductor 逻辑类型:CMOS 逻辑系列:74VCX 每芯片的通道数量:16 输入电平:CMOS 输出电平:CMOS 输出类型:3-State 高电平输出电流:- 24 mA 低电平输出电流:24 mA 传播延迟时间:6.2 ns 电源电压-最大:2.7 V, 3.6 V 电源电压-最小:1.65 V, 2.3 V 最大工作温度:+ 85 C 封装 / 箱体:TSSOP-48 封装:Reel |
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