TC7MH244FK TOSHIBA [Toshiba Semiconductor], TC7MH244FK Datasheet

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TC7MH244FK

Manufacturer Part Number
TC7MH244FK
Description
3-State Outputs
Manufacturer
TOSHIBA [Toshiba Semiconductor]
Datasheet

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Part Number:
TC7MH244FK
Manufacturer:
TOSHIBA
Quantity:
8 000
Part Number:
TC7MH244FK
Manufacturer:
TOSHIBA/东芝
Quantity:
20 000
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
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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 7 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
2001-10-23

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TC7MH244FK Summary of contents

Page 1

... 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. These devices are designed to be used with 3-state memory address drivers, etc ...

Page 2

... G 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 1 Y ...

Page 3

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 Recommended Operating Conditions Characteristics Supply voltage Input voltage Output voltage ...

Page 4

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

Page 5

... 5.0 ± 0.5 50 3.3 ± 0 5.0 ± 0.5 50 3.3 ± 0.3 50 (Note1) 5.0 ± 0.5 50 ¾ ¾ TC7MH240FK TC7MH244FK = | osHL pHLm pHLn + I /8 (per bit TC7MH240,244FK Ta = 25° 40~85°C Min Typ. Max Min Max ¾ 5.3 7.5 1.0 9.0 ¾ 7.8 11.0 1.0 12.5 ¾ ...

Page 6

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

Page 7

Package Dimensions Weight: 0.03 g (typ.) TC7MH240,244FK 7 2001-10-23 ...

Page 8

RESTRICTIONS ON PRODUCT USE · TOSHIBA is continually working to improve the quality and reliability of its products. Nevertheless, semiconductor devices in general can malfunction or fail due to their inherent electrical sensitivity and vulnerability to physical stress ...

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