tc7mbd3244afk TOSHIBA Semiconductor CORPORATION, tc7mbd3244afk Datasheet

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tc7mbd3244afk

Manufacturer Part Number
tc7mbd3244afk
Description
Octal Bus Switch
Manufacturer
TOSHIBA Semiconductor CORPORATION
Datasheet
Octal Bus Switch
TTL-compatible bus switching in a standard ’244 device pinout.
The low on resistance of the switch allows connections to be made
with minimal propagation delay.
with separate output-enable (OE) inputs. When OE is low, the
switch is on and data can flow from port A to port B, or vice versa.
When OE is high, the switch is open and a high-impedance state
exists between the two ports.
to 3.3 V.
discharge.
Features
The TC7MBD3244AFK provides eight bits of high-speed
The device is organized as two 4-bit low-impedance switches
The device is enable to realize the shift of signal level from 5 V
All inputs are equipped with protection circuits against static
Operating voltage: V
High speed: t
Low on resistance: R
ESD performance: Machine model ≥ ±200 V
Compatible with TTL outputs (control inputs)
Low Power Dissipation: Icc = 10 μA (max.)
Package: VSSOP (US20)
Pin compatible with the 74xx244 type.
Functionally equivalent to (FST/CBT) 3244.
pd
= 0.32 ns (max.)
Human body model ≥ ±2000 V
TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic
CC
ON
= 4.5~5.5 V
= 5 Ω (typ.)
TC7MBD3244AFK
1
Pin Assignment
GND
1
1A1
2B4
1A2
2B3
1A3
2B2
1A4
2B1
Weight: 0.03 g (typ.)
OE
10
1
2
3
4
5
6
7
8
9
(top view)
TC7MBD3244AFK
(top view)
20
19
18
17
16
15
14
13
12
11
2007-10-19
V
2
1B1
2A4
1B2
2A3
1B3
2A2
1B4
2A1
OE
CC

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tc7mbd3244afk Summary of contents

Page 1

... TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic TC7MBD3244AFK Octal Bus Switch The TC7MBD3244AFK provides eight bits of high-speed TTL-compatible bus switching in a standard ’244 device pinout. The low on resistance of the switch allows connections to be made with minimal propagation delay. The device is organized as two 4-bit low-impedance switches with separate output-enable (OE) inputs ...

Page 2

... OE (Note) Symbol Rating Unit − 0.5~7 − 0.5~7 − 0.5~7 − 128 180 mW D ± 100 GND − 65~150 T °C stg Symbol Rating Unit V 4.5~5 0~5 0~5 − 40~85 T °C opr dt/dv 0~10 ns/V 2 TC7MBD3244AFK 2B1 2B4 2007-10-19 ...

Page 3

... 25°C. CC Symbol Test Condition t pLH Figure 1, Figure 2 t pHL t pZL Figure 1, Figure 3 t pZH t pLZ Figure 1, Figure 3 t pHZ (Ta = 25°C) Symbol Test Condition I TC7MBD3244AFK Typ. Min Max Unit (Note 1) V (V) CC ⎯ ⎯ 4.5~5.5 2.0 ⎯ ⎯ 4.5~5.5 0.8 4.75 2.3 2.8 3.2 5.0 2.5 3.0 3.4 5.25 2.7 3.2 3.6 ⎯ ...

Page 4

... V 10 pLZ pZL + 0.3 V pHZ pZH − 0 Outputs Outputs enabled disabled Figure pLZ pHZ pZL 4 TC7MBD3244AFK Switch , t Open pHL , t 7.0 V pZL , t GND pZH 3.0 V GND 3.0 V GND 3 1.5 V GND Outputs enabled pZH 2007-10-19 ...

Page 5

... CC 0 -0.2 1μA 100 μA -0 -0.6 -0.8 -1.0 5.50 5.75 2.0 (V) CC Figure 4 5 TC7MBD3244AFK Ta = 25°C VCC=4.5V VCC=4.75V VCC=5.0V VCC=5.25V VCC=5.5V 2.5 3.0 3.5 4.0 High-level output voltage V ( 85°C VCC=4.5V VCC=4.75V VCC=5.0V VCC=5.25V VCC=5.5V 2.5 3.0 3.5 4.0 High-level output voltage V ( -40°C VCC=4 ...

Page 6

... Package Dimensions Weight: 0.03 g (typ.) TC7MBD3244AFK 6 2007-10-19 ...

Page 7

... Please contact your sales representative for product-by-product details in this document regarding RoHS compatibility. Please use these products in this document in compliance with all applicable laws and regulations that regulate the inclusion or use of controlled substances. Toshiba assumes no liability for damage or losses occurring as a result of noncompliance with applicable laws and regulations. TC7MBD3244AFK 7 20070701-EN GENERAL 2007-10-19 ...

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