数据搜索系统,热门电子元器件搜索 |
|
74LVT245DB 数据表(PDF) 4 Page - NXP Semiconductors |
|
74LVT245DB 数据表(HTML) 4 Page - NXP Semiconductors |
4 / 10 page Philips Semiconductors Product specification 74LVT245 3.3V Octal transceiver with direction pin (3-State) 1998 Feb 19 4 RECOMMENDED OPERATING CONDITIONS SYMBOL PARAMETER LIMITS UNIT SYMBOL PARAMETER MIN MAX UNIT VCC DC supply voltage 2.7 3.6 V VI Input voltage 0 5.5 V VIH High-level input voltage 2.0 V VIL Input voltage 0.8 V IOH High-level output current –32 mA IOL Low-level output current 32 mA IOL Low-level output current; current duty cycle ≤ 50%; f ≥ 1kHz 64 mA ∆t/∆v Input transition rise or fall rate; Outputs enabled 10 ns/V Tamb Operating free-air temperature range –40 +85 °C DC ELECTRICAL CHARACTERISTICS LIMITS SYMBOL PARAMETER TEST CONDITIONS Temp = -40 °C to +85°C UNIT MIN TYP1 MAX VIK Input clamp voltage VCC = 2.7V; IIK = –18mA –0.9 –1.2 V VCC = 2.7 to 3.6V; IOH = –100µA VCC-0.2 VCC-0.1 VOH High-level output voltage VCC = 2.7V; IOH = –8mA 2.4 2.5 V VCC = 3.0V; IOH = –32mA 2.0 2.2 VCC = 2.7V; IOL = 100µA 0.1 0.2 VCC = 2.7V; IOL = 24mA 0.3 0.5 VOL Low-level output voltage VCC = 3.0V; IOL = 16mA 0.25 0.4 V VCC = 3.0V; IOL = 32mA 0.3 0.5 VCC = 3.0V; IOL = 64mA 0.4 0.55 VCC = 0 or 3.6V; VI = 5.5V Control pins 1 10 VCC = 3.6V; VI = VCC or GND Control ins ±0.1 ±1 II Input leakage current VCC = 3.6V; VI = 5.5V 1 20 µA VCC = 3.6V; VI = VCC I/O Data pins4 0.1 1 VCC = 3.6V; VI = 0 –1 -5 IOFF Output off current VCC = 0V; VI or VO = 0 to 4.5V 1 ±100 µA 5 VCC = 3V; VI = 0.8V 75 150 IHOLD Bus Hold current A inputs5 VCC = 3V; VI = 2.0V –75 –150 µA VCC = 0V to 3.6V; VCC = 3.6V ±500 IEX Current into an ouptut in the High state when VO > VCC VO = 5.5V; VCC = 3.0V 60 125 µA IPU/PD Power up/down 3-State output current3 VCC ≤ 1.2V; VO = 0.5V to VCC; VI = GND or VCC; OE/OE = Don’t care 15 ±100 µA ICCH VCC = 3.6V; Outputs High, VI = GND or VCC, IO = 0 0.13 0.19 ICCL Quiescent supply current VCC = 3.6V; Outputs Low, VI = GND or VCC, IO = 0 3 12 mA ICCZ VCC = 3.6V; Outputs Disabled; VI = GND or VCC, IO = 0 0.13 0.19 ∆ICC Additional supply current per input pin2 VCC = 3V to 3.6V; One input at VCC-0.6V, Other inputs at VCC or GND 0.1 0.2 mA NOTES: 1. All typical values are at VCC = 3.3V and Tamb = 25°C. 2. This is the increase in supply current for each input at the specified voltage level other than VCC or GND 3. This parameter is valid for any VCC between 0V and 1.2V with a transition time of up to 10msec. From VCC = 1.2V to VCC = 3.3V ± 0.3V a transition time of 100 µsec is permitted. This parameter is valid for Tamb = +25°C only. 4. Unused pins at VCC or GND. 5. This is the bus hold overdrive current required to force the input to the opposite logic state. |
类似零件编号 - 74LVT245DB |
|
类似说明 - 74LVT245DB |
|
|
链接网址 |
隐私政策 |
ALLDATASHEETCN.COM |
ALLDATASHEET是否为您带来帮助? [ DONATE ] |
关于 Alldatasheet | 广告服务 | 联系我们 | 隐私政策 | 链接交换 | 制造商名单 All Rights Reserved©Alldatasheet.com |
Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
Family Site : ic2ic.com |
icmetro.com |