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TC7MH257FK Arkusz danych(PDF) 1 Page - Toshiba Semiconductor

Numer części TC7MH257FK
Szczegółowy opis  Quad 2-Channel Multiplexer (3-State)
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Producent  TOSHIBA [Toshiba Semiconductor]
Strona internetowa  http://www.semicon.toshiba.co.jp/eng
Logo TOSHIBA - Toshiba Semiconductor

TC7MH257FK Arkusz danych(HTML) 1 Page - Toshiba Semiconductor

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TC7MH257FK
2007-10-19
1
TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic
TC7MH257FK
Quad 2-Channel Multiplexer (3-State)
The TC7MH257FK is an advanced high speed CMOS
multiplexer fabricated with silicon gate C2MOS technology.
It achieves the high speed operation similar to equivalent
bipolar schottky TTL while maintaining the CMOS low power
dissipation.
It is composed of four independent 2-channel multiplexers with
common SELECT and OUTPUTENABLE (OE).
If OE is set low, the outputs are held in a high-impedance state.
When SELECT is set low, “A” data inputs are enabled.
Conversely, when SELECT is high, “B” data inputs are
enabled.
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 = 3.6 ns (typ.) (VCC = 5 V)
• Low power dissipation: ICC = 4 μA (max) (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) = 2~5.5 V
• Low noise: VOLP = 0.8 V (max)
• Pin and function compatible with 74ALS257
Weight: 0.02 g (typ.)


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