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参数资料
| 型号： | SN74LV245DBR |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 总线收发器 |
| 英文描述： | LV/LV-A/LVX/H SERIES, DUAL 4-BIT TRANSCEIVER, TRUE OUTPUT, PDSO20 |
| 封装： | PLASTIC, SSOP-20 |
| 文件页数： | 4/6页 |
| 文件大小： | 115K |
| 代理商： | SN74LV245DBR |
SN54LV245, SN74LV245
OCTAL BUS TRANSCEIVERS
WITH 3-STATE OUTPUTS
SCLS075E – JANUARY 1991 – REVISED APRIL 1996
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
switching characteristics over recommended operating free-air temperature range, CL = 50 pF
(unless otherwise noted) (see Figure 1)
FROM
TO
SN54LV245
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 5 V ± 0.5 V
VCC = 3.3 V ± 0.3 V
VCC = 2.7 V
UNIT
(INPUT)
(OUTPUT)
MIN
TYP
MAX
MIN
TYP
MAX
MIN
MAX
tpd
A or B
B or A
8
11
8
14
18
ns
ten
OE
A or B
6
14
12
21
25
ns
tdis
OE
A or B
8
16
12
20
24
ns
switching characteristics over recommended operating free-air temperature range, CL = 50 pF
(unless otherwise noted) (see Figure 1)
FROM
TO
SN74LV245
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 5 V ± 0.5 V
VCC = 3.3 V ± 0.3 V
VCC = 2.7 V
UNIT
(INPUT)
(OUTPUT)
MIN
TYP
MAX
MIN
TYP
MAX
MIN
MAX
tpd
A or B
B or A
8
11
8
14
18
ns
ten
OE
A or B
6
14
12
21
25
ns
tdis
OE
A or B
8
16
12
20
24
ns
operating characteristics, TA = 25°C
PARAMETER
TEST CONDITIONS
VCC
TYP
UNIT
Outputs enabled
33 V
36
Cpd
Power dissipation capacitance per
Outputs disabled
CL =50 pF
f=10MHz
3.3 V
4
pF
Cpd
transceiver
Outputs enabled
CL = 50 F,
f = 10 MHz
5V
46
F
Outputs disabled
5 V
4
PRODUCT PREVIEW information concerns products in the formative or
design phase of development. Characteristic data and other
specifications are design goals. Texas Instruments reserves the right to
change or discontinue these products without notice.
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相关代理商/技术参数 |
参数描述 |
|---|---|
| SN74LV245DW | 制造商:Texas Instruments 功能描述:Bus Transceiver, Single, 8 Bit, 20 Pin, Plastic, SOP |
| SN74LV273ADBR | 功能描述:触发器 Octal w/ Clear RoHS:否 制造商:Texas Instruments 电路数量:2 逻辑系列:SN74 逻辑类型:D-Type Flip-Flop 极性:Inverting, Non-Inverting 输入类型:CMOS 输出类型: 传播延迟时间:4.4 ns 高电平输出电流:- 16 mA 低电平输出电流:16 mA 电源电压-最大:5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:X2SON-8 封装:Reel |
| SN74LV273ADBRE4 | 功能描述:触发器 Octal D-Type Flip-Flop w/Clear RoHS:否 制造商:Texas Instruments 电路数量:2 逻辑系列:SN74 逻辑类型:D-Type Flip-Flop 极性:Inverting, Non-Inverting 输入类型:CMOS 输出类型: 传播延迟时间:4.4 ns 高电平输出电流:- 16 mA 低电平输出电流:16 mA 电源电压-最大:5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:X2SON-8 封装:Reel |
| SN74LV273ADBRG4 | 功能描述:触发器 Octal DType FlipFlop RoHS:否 制造商:Texas Instruments 电路数量:2 逻辑系列:SN74 逻辑类型:D-Type Flip-Flop 极性:Inverting, Non-Inverting 输入类型:CMOS 输出类型: 传播延迟时间:4.4 ns 高电平输出电流:- 16 mA 低电平输出电流:16 mA 电源电压-最大:5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:X2SON-8 封装:Reel |
| SN74LV273ADGVR | 功能描述:触发器 Octal w/ Clear RoHS:否 制造商:Texas Instruments 电路数量:2 逻辑系列:SN74 逻辑类型:D-Type Flip-Flop 极性:Inverting, Non-Inverting 输入类型:CMOS 输出类型: 传播延迟时间:4.4 ns 高电平输出电流:- 16 mA 低电平输出电流:16 mA 电源电压-最大:5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:X2SON-8 封装:Reel |
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