GS881Z18/32/36B(T/D)-xxxV

Rev: 1.00 6/2006

30/37

© 2006, GSI Technology

Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.

JTAG Port Recommended Operating Conditions and DC Characteristics (1.8/2.5 V Version)

Parameter

Symbol

Min.

Max.

Unit Notes

1.8 V Test Port Input Low Voltage

–0.3

V

1

2.5 V Test Port Input Low Voltage

–0.3

V

1

1.8 V Test Port Input High Voltage

V

1

2.5 V Test Port Input High Voltage

V

1

TMS, TCK and TDI Input Leakage Current

–300

1

uA

2

TMS, TCK and TDI Input Leakage Current

–1

100

uA

3

TDO Output Leakage Current

–1

1

uA

4

Test Port Output High Voltage

1.7

—

V

5, 6

Test Port Output Low Voltage

—

0.4

V

5, 7

Test Port Output CMOS High

—

V

5, 8

Test Port Output CMOS Low

—

100 mV

V

5, 9

Notes:

3. 0 V

Notes:

1. Include scope and jig capacitance.

2. Test conditions as shown unless otherwise noted.

JTAG Port AC Test Conditions

Parameter

Conditions

Input high level

Input low level

0.2 V

Input slew rate

1 V/ns

Input reference level

Output reference level

DQ

50

Ω

JTAG Port AC Test Load

* Distributed Test Jig Capacitance