tc7mar2245fk TOSHIBA Semiconductor CORPORATION, tc7mar2245fk Datasheet

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tc7mar2245fk

Manufacturer Part Number
tc7mar2245fk
Description
Low-voltage Octal Bus Transceiver With 3.6 V Tolerant Inputs And Outputs
Manufacturer
TOSHIBA Semiconductor CORPORATION
Datasheet
Low-Voltage Octal Bus Transceiver with 3.6 V Tolerant Inputs and Outputs
transceiver. Designed for use in 1.8, 2.5 or 3.3 V systems, it
achieves high speed operation while maintaining the CMOS low
power dissipation.
outputs up to 3.6 V.
the DIR inputs. The OE inputs can be used to disable the device
so that the busses are effectively isolated.
undershoot without external resistor.
discharge.
Features
The TC7MAR2245FK is a high performance CMOS octal bus
It is also designed with over voltage tolerant inputs and
The direction of data transmission is determined by the level of
The 26-Ω series resistor helps reducing output overshoot and
All inputs are equipped with protection circuits against static
3.6 V tolerant inputs and outputs.
ESD performance: Machine model ≥ ±200 V
Package: VSSOP (US)
Bidirectional interface between 2.5 V and 3.3 V signals. (*1)
Power down protection is provided on all inputs and outputs. (*2)
Supports live insertion/withdrawal (*3)
Bidirectional interface between 2.5 V and 3.3 V signals. (*1)
Power down protection is provided on all inputs and outputs. (*2)
Supports live insertion/withdrawal (*3)
*1: Do not apply a signal to any bus terminal when it is in the output mode. Damage may result.
*2: All floating (high impedance) bus terminal must have their input level fixed by means of pull up or pull down
*3: To ensure the high-impedance state during power up or power down, OE should be tied to V
26-Ω series resistors on outputs.
Low voltage operation: V
High speed operation:
Output current: I
Latch-up performance: −300 mA
resistors.
pullup resistor; the minimum value of the resistor is determined by the current-sourcing capability of the driver.
t
t
t
I
I
pd
pd
pd
OH
OH
= 4.4 ns (max) (V
= 5.6 ns (max) (V
= 9.8 ns (max) (V
/I
/I
OL
OL
= ±8 mA (min) (V
= ±4 mA (min) (V
OH
Human body model ≥ ±2000 V
/I
TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic
OL
CC
= ±12 mA (min) (V
CC
CC
CC
TC7MAR2245FK
= 1.8~3.6 V
= 3.0~3.6 V)
= 2.3~2.7 V)
= 1.8 V)
CC
CC
= 2.3 V)
= 1.8 V)
CC
= 3.0 V)
1
Weight: 0.03 g (typ.)
TC7MAR2245FK
2007-10-19
CC
through a

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tc7mar2245fk Summary of contents

Page 1

... TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic TC7MAR2245FK Low-Voltage Octal Bus Transceiver with 3.6 V Tolerant Inputs and Outputs The TC7MAR2245FK is a high performance CMOS octal bus transceiver. Designed for use in 1.8, 2.5 or 3.3 V systems, it achieves high speed operation while maintaining the CMOS low power dissipation. ...

Page 2

... Function A-Bus B-Bus Output Input Input Output TC7MAR2245FK [BA [AB 2007-10-19 ...

Page 3

... T stg absolute maximum rating must be observed. CC Symbol Rating 1.8~3 1.2~3.6 − 0.3~3 0~3.6 V I/O 0~V CC ± 12 ± ± 4 − 40~85 T opr dt/dv 0~10 3 TC7MAR2245FK Unit (Note °C Unit V (Note 2) V (Note 3) V (Note 4) (Note 5) (Note 6) mA (Note 7) °C (Note 8) ns/V 2007-10-19 ...

Page 4

... 0~3 0~3 OUT = 0~3 OFF IN OUT = GND < < OUT 4 TC7MAR2245FK Min Max Unit V (V) CC ⎯ 2.7~3.6 2.0 V ⎯ 2.7~3.6 0 ⎯ 2.7~3.6 − 0.2 ⎯ 2.7 2.2 ⎯ 3.0 2.4 ⎯ 3.0 2.2 V ⎯ 2.7~3.6 0.2 ⎯ 2.7 0.4 ⎯ 3.0 0.55 ⎯ 3.0 0.8 ⎯ ...

Page 5

... 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 t osLH t osHL = |t − osHL pHLm pHLn 5 TC7MAR2245FK Min Max V (V) CC 0.7 × ⎯ 1.8~2 0.2 × ⎯ 1.8~2 ⎯ 1.8 − 0.2 ⎯ 1.8 1.4 ⎯ 1.8 0.2 ⎯ 1.8 0.3 ⎯ ...

Page 6

... OHV 3 (Ta = 25°C) Symbol Test Condition C DIR An MHz (per bit TC7MAR2245FK = t = 2 Typ. V (V) CC (Note) 1.8 0.15 (Note) 2.5 0.25 (Note) 3.3 0.35 − 0.15 (Note) 1.8 − 0.25 (Note) 2.5 − 0.35 (Note) 3.3 (Note) 1 ...

Page 7

... pHZ = 500 Ω Figure pLH pHL Figure pLH pHL 7 TC7MAR2245FK Switch , t Open pHL = 3.3 ± 0 × 2.5 ± 0 pZL 1 GND pZH V IH GND ...

Page 8

... pZH Outputs Outputs disabled enabled , pLZ pHZ pZL pZH V CC 2.5 ± 0 − 0.15 V − 0. TC7MAR2245FK V IH GND 3 GND 2007-10-19 ...

Page 9

... Package Dimensions Weight: 0.03 g (typ.) TC7MAR2245FK 9 2007-10-19 ...

Page 10

... 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. 10 TC7MAR2245FK 20070701-EN GENERAL 2007-10-19 ...

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