tc7mb3244ft TOSHIBA Semiconductor CORPORATION, tc7mb3244ft Datasheet

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tc7mb3244ft

Manufacturer Part Number
tc7mb3244ft
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 (
switch is on and data can flow from port A to port B, or vice versa.
When
exists between the two ports.
discharge.
Features
Pin Assignment
The TC7MB3244 provides eight bits of high-speed
The device is organized as two 4-bit low-impedance switches
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)
Package: TSSOP20,VSSOP20 (US20)
Pin compatible with the 74xx244 type.
Functionally equivalent to (FST/CBT) 3244.
OE
GND
1
1A1
2B4
1A2
2B3
1A3
2B2
1A4
2B1
OE
is high, the switch is open and a high-impedance state
10
1
2
3
4
5
6
7
8
9
pd
= 0.25 ns (max)
Human body model ≥ ±2000 V
(top view)
(top view)
TC7MB3244FT, TC7MB3244FK
CC
ON
Toshiba CMOS Digital Integrated Circuit Silicon Monolithic
= 4.5 to 5.5 V
= 5 Ω (typ.)
OE
) inputs. When
20
19
18
17
16
15
14
13
12
11
1B1
2A4
V
2
1B2
2A3
1B3
2A2
1B4
2A1
OE
CC
OE
is low, the
1
Weight
TSSOP20-P-0044-0.65A
VSSOP20-P-0030-0.50
TC7MB3244FT
TC7MB3244FK
TC7MB3244FT/FK
: 0.03 g (typ.)
: 0.08 g (typ.)
2008-09-01

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tc7mb3244ft Summary of contents

Page 1

... Toshiba CMOS Digital Integrated Circuit Silicon Monolithic TC7MB3244FT, TC7MB3244FK Octal Bus Switch The TC7MB3244 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 ( ) inputs ...

Page 2

... V IN −0 − 128 180 mW D ±100 GND −65 to 150 T °C stg Symbol Rating Unit V 4 − °C opr dt/ ns/V or GND TC7MB3244FT/FK 2B1 2B4 2008-09-01 ...

Page 3

... 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 TC7MB3244FT/FK Typ. Min Max Unit (Note 1) V (V) CC ⎯ ⎯ 4.5to5.5 2.0 ⎯ ⎯ 4.5to5.5 0.8 ⎯ ⎯ ±1.0 μA 4.5to5.5 ⎯ ...

Page 4

... V 10 pLZ pZL + 0.3 V pHZ pZH − 0 Outputs Outputs enabled disabled Figure pLZ pHZ pZL 4 TC7MB3244FT/FK Switch , t Open pHL , t 7.0 V pZL , t Open pZH 3.0 V GND 3.0 V GND 3 1.5 V GND Outputs enabled pZH 2008-09-01 ...

Page 5

... Package Dimensions Weight: 0.08g (typ.) TC7MB3244FT/FK 5 2008-09-01 ...

Page 6

... Package Dimensions Weight: 0.03g (typ.) TC7MB3244FT/FK 6 2008-09-01 ...

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. TC7MB3244FT/FK 7 20070701-EN GENERAL 2008-09-01 ...

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