SCANSTA112 datasheet(10/15 Pages) NSC

Part #	SCANSTA112

Description	7-port Multidrop IEEE 1149.1 (JTAG) Multiplexer

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Manufacturer	NSC [National Semiconductor (TI)]

Direct Link	http://www.national.com

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DC Electrical Characteristics (Continued)

Over recommended operating supply voltage and temperature ranges unless otherwise specified

Symbol

Parameter

Conditions

Min

Max

Units

I

ILR

Input Current Low

V

IN = GND

-45

-200

µA

(Input and I/O pins with pull-up resistors: TDI

B0,

TDI

B1, TMSB0, TMSB1, TRSTB0, TRSTB1,A0B0,

A1

B0,A0B1,A1B1, TDI(01-06),A001,A101)

I

IH

Input High Current

(Input and I/O pins with pull-up resistors: TDI

B0,

TDI

B1, TMSB0, TMSB1, TRSTB0, TRSTB1,A0B0,

A1

B0,A0B1,A1B1, TDI(01-06),A001,A101)

V

IN =VCC

5.0

µA

I

OFF

Power-off Leakage Current

Outputs and I/O pins without pull-up resistors

V

CC = 0V, VIN = 3.6V

(Note 3)

±5.0

µA

Outputs and I/O pins with pull-up resistors

±200

µA

I

OZ

Maximum TRI-STATE Leakage Current

±5.0

µA

Outputs and I/O pins without pull-up resistors

I

CC

Maximum Quiescent Supply Current

V

IN =VCC or GND

3.8

mA

I

CCD

Maximum Dynamic Supply Current

V

IN =VCC or GND, Input

Freq = 25MHz

68

mA

Note 3: Guaranteed by equivalent test method.

AC Electrical Characteristics: Scan Bridge Mode

Over recommended operating supply voltage and temperature ranges unless otherwise specified (Note 5).

Symbol

Parameter

Conditions

Typ

Max

Units

t

PHL,

Propagation Delay

8.5

13.5

ns

t

PLH

TCK

B0 to TDOB0 or TDOB1

t

PHL,

Propagation Delay

8.5

14.0

ns

t

PLH

TCK

B1 to TDOB0 or TDOB1

t

PHL,

Propagation Delay

7.5

12.5

ns

t

PLH

TCK

B0 to TDO(01-06)

t

PHL,

Propagation Delay

7.5

13.0

ns

t

PLH

TCK

B1 to TDO(01-06)

t

PHL,

Propagation Delay

8.0

12.0

ns

t

PLH

TMS

B0 to TMSB1

t

PHL,

Propagation Delay

8.0

12.0

ns

t

PLH

TMS

B1 to TMSB0

t

PHL,

Propagation Delay

8.0

12.0

ns

t

PLH

TMS

B0 to TMS(01-06)

t

PHL,

Propagation Delay

8.0

12.0

ns

t

PLH

TMS

B1 to TMS(01-06)

t

PHL,

Propagation Delay

8.0

12.0

ns

t

PLH

TCK

B0 to TCKB1

t

PHL,

Propagation Delay

8.0

12.0

ns

t

PLH

TCK

B1 to TCKB0

t

PHL,

Propagation Delay

7.5

12.0

ns

t

PLH

TCK

B0 to TCK(01-06)

t

PHL,

Propagation Delay

7.5

12.0

ns

t

PLH

TCK

B1 to TCK(01-06)

t

PHL,

Propagation Delay

11.5

18.0

ns

t

PLH

TCK

B0 to TRSTB1

t

PHL,

Propagation Delay

11.5

18.0

ns

t

PLH

TCK

B1 to TRSTB0

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