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TC74VHC244FK 数据表(PDF) 1 Page - Toshiba Semiconductor

部件名 TC74VHC244FK
功能描述  Inverted, 3-State Outputs or Non-Inverted, 3-State Outputs
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制造商  TOSHIBA [Toshiba Semiconductor]
网页  http://www.semicon.toshiba.co.jp/eng
标志 TOSHIBA - Toshiba Semiconductor

TC74VHC244FK 数据表(HTML) 1 Page - Toshiba Semiconductor

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TC74VHC240,244F/FT/FK
2009-04-01
1
TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic
TC74VHC240F,TC74VHC240FT,TC74VHC240FK
TC74VHC244F,TC74VHC244FT,TC74VHC244FK
Octal Bus Buffer
TC74VHC240F/FT/FK
Inverted, 3-State Outputs
TC74VHC244F/FT/FK
Non-Inverted, 3-State Outputs
The TC74VHC240 and 244 are advanced high speed CMOS
OCTAL BUS BUFFERs fabricated with silicon gate C2MOS
technology.
They achieve the high speed operation similar to equivalent
Bipolar Schottky TTL while maintaining the CMOS low power
dissipation.
The 74VHC240 is an inverting 3-state buffer having two
active-low output enables. The TC74VHC244 is a non-inverting
3-state buffer, and has two active-low output enables.
These devices are designed to be used with 3-state memory
address drivers, etc.
An input protection circuit ensures that 0 to 5.5 V can be
applied to the input pins without regard to the supply voltage.
This device can be used to interface 5 V to 3 V systems and two
supply systems such as battery back up. This circuit prevents
device destruction due to mismatched supply and input voltages.
Features
• High speed: tpd = 3.9 ns (typ.) at VCC = 5 V
• Low power dissipation: ICC = 4 μA (max) at Ta = 25°C
• High noise immunity: VNIH = VNIL = 28% VCC (min)
• Power down protection is provided on all inputs.
• Balanced propagation delays: tpLH ∼− tpHL
• Wide operating voltage range: VCC (opr) = 2 to 5.5 V
• Low noise: VOLP = 0.8 V (max)
• Pin and function compatible with 74ALS240/244
TC74VHC240F, TC74VHC244F
TC74VHC240FT, TC74VHC244FT
TC74VHC240FK, TC74VHC244FK
Weight
SOP20-P-300-1.27A
: 0.22 g (typ.)
TSSOP20-P-0044-0.65A
: 0.08 g (typ.)
VSSOP20-P-0030-0.50
: 0.03 g (typ.)


类似零件编号 - TC74VHC244FK_12

制造商部件名数据表功能描述
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Toshiba Semiconductor
TC74VHC244FK TOSHIBA-TC74VHC244FK Datasheet
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类似说明 - TC74VHC244FK_12

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Toshiba Semiconductor
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