tc7mh240fk TOSHIBA Semiconductor CORPORATION, tc7mh240fk Datasheet

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tc7mh240fk

Manufacturer Part Number
tc7mh240fk
Description
Octal Bus Buffer
Manufacturer
TOSHIBA Semiconductor CORPORATION
Datasheet

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Part Number
Manufacturer
Quantity
Price
Part Number:
TC7MH240FK
Manufacturer:
TOSHIBA/东芝
Quantity:
20 000
Part Number:
tc7mh240fk(EL)
Manufacturer:
TOSHIBA
Quantity:
2 916
Octal Bus Buffer
speed CMOS octal bus buffers fabricated with silicon gate
C
bipolar schottky TTL while maintaining the CMOS low power
dissipation.
active-low output enables. The TC7MH244FK is a non-inverting
3-state buffer, and has two active-low output enables.
address drivers, etc.
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
2
The TC7MH240FK and TC7MH244FK are advanced high
They achieve the high speed operation similar to equivalent
The TC7MH240FK is an inverting 3-state buffer having two
These devices are designed to be used with 3-state memory
An input protection circuit ensures that 0 to 5.5 V can be applied to the input pins without regard to the supply
MOS technology.
TC7MH240FK Inverted, 3-State Outputs
TC7MH244FK Non-Inverted, 3-State Outputs
High speed: t
Low power dissipation: I
High noise immunity: V
Power down protection is provided on all inputs.
Balanced propagation delays: t
Wide operating voltage range: V
Low noise: V
Pin and function compatible with 74ALS240/244
TC7MH240FK,TC7MH244FK
OLP
pd
= 3.9 ns (typ.) (V
= 0.8 (max)
TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic
NIH
CC
= 4 μA (max) (Ta = 25°C)
= V
pLH
NIL
CC (opr)
CC
≈ t
= 5 V)
= 28% V
pHL
= 2~5.5 V
CC
(min)
1
Weight: 0.03 g (typ.)
TC7MH240,244FK
2007-10-19

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tc7mh240fk Summary of contents

Page 1

... They achieve the high speed operation similar to equivalent bipolar schottky TTL while maintaining the CMOS low power dissipation. The TC7MH240FK is an inverting 3-state buffer having two active-low output enables. The TC7MH244FK is a non-inverting 3-state buffer, and has two active-low output enables. ...

Page 2

... EN (11) 2A1 (13) 2A2 (15) 2A3 (17) 2A4 Truth Table Inputs Don’t care Z : High impedance Y : TC7MH244FK TC7MH240FK 1A1 2Y4 2A4 1A2 16 2Y3 2A3 1A3 14 2Y2 ...

Page 3

Absolute Maximum Ratings Characteristics Supply voltage range DC input voltage DC output voltage Input diode current Output diode current DC output current DC V /ground current CC Power dissipation Storage temperature Note: Exceeding any of the absolute maximum ratings, even ...

Page 4

Electrical Characteristics DC Characteristics Characteristics Symbol High level V Input voltage Low level V High level V OH Output voltage Low level V 3-state output off-state current I OZ Input leakage current I Quiescent supply current I CC Test Condition ...

Page 5

... 5.0 ± 0.5 50 3.3 ± 0 Ω 5.0 ± 0.5 50 3.3 ± 0.3 50 (Note 1) 5.0 ± 0.5 50 ⎯ ⎯ TC7MH240FK TC7MH244FK = |t − osHL pHLm pHLn + I /8 (per bit) ・ TC7MH240,244FK Ta = 25° − 40~85°C Min Typ. Max Min Max ⎯ 5.3 7.5 1.0 9.0 ⎯ ...

Page 6

Noise Characteristics (Input: t Characteristics Quiet output maximum dynamic V OL Quiet output minimum dynamic V OL Minimum high level dynamic input voltage V Maximum low level dynamic input voltage V Input Equivalent Circuit Input = ns) ...

Page 7

Package Dimensions Weight: 0.03 g (typ.) TC7MH240,244FK 7 2007-10-19 ...

Page 8

RESTRICTIONS ON PRODUCT USE • The information contained herein is subject to change without notice. • TOSHIBA is continually working to improve the quality and reliability of its products. Nevertheless, semiconductor devices in general can malfunction or fail due to ...

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