SN54LVT8980 Datasheet, PDF (27/34 Pages) Texas Instruments – EMBEDDED TEST-BUS CONTROLLERS IEEE STD 1149.1 JTAG TAP MASTERS WITH 8-BIT GENERIC HOST INTERFACES

SN54LVT8980, SN74LVT8980
EMBEDDED TEST-BUS CONTROLLERS
IEEE STD 1149.1 (JTAG) TAP MASTERS WITH 8-BIT GENERIC HOST INTERFACES
SCBS676C – DECEMBER 1996 – REVISED AUGUST 1997
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
SN54LVT8980
MIN TYP† MAX
SN74LVT8980
MIN TYP† MAX
VIK
VCC = 2.7 V,
II = –18 mA
–1.2
–1.2
VCC = MIN to MAX‡, IOH = –100 µA
VCC–0.2
VCC–0.2
D, RDY
VOH
VCC = 2.7 V,
IOH = –4 mA
VCC = 3 V
IOH = –4 mA
IOH = – 8 mA
VCC = MIN to MAX‡, IOH = –100 µA
2.3
2.6
2.4
VCC–0.2
2.3
2.6
2.4
VCC–0.2
TCK, TDO,
TMS, TRST
VCC = 2.7 V,
IOH = –8 mA
VCC = 3 V
IOH = –24 mA
IOH = –32 mA
VCC = MIN to MAX‡, IOL = 100 µA
2.4
2.4
2
2
0.2
0.2
D, RDY
VCC = 2.7 V
IOL = 4 mA
IOL = 6 mA
0.55
0.55
0.8
0.8
VOL
VCC = 3 V
IOL = 4 mA
IOL = 6 mA
VCC = MIN to MAX‡, IOL = 100 µA
0.55
0.55
0.8
0.8
0.2
0.2
VCC = 2.7 V
IOL = 24 mA
0.5
0.5
TCK, TDO,
TMS, TRST
VCC = 3 V
IOL = 16 mA
IOL = 32 mA
IOL = 48 mA
0.4
0.4
0.5
0.5
0.55
IOL = 64 mA
0.55
A, CLKIN,
RST, R/W,
STRB, TDI,
TOE
VCC = 0 or MAX‡, VI = 5.5 V
10
10
II
A, CLKIN,
R/W
VCC = 3.6 V,
VI = VCC or GND
±1
±1
RST, STRB,
TDI, TOE
VCC = 3.6 V
VI = VCC
VI = 0
Ioff
TCK, TDO,
TMS, TRST
VCC = 0, VI or VO = 0 to 4.5 V
1
1
–40
–100
–40
–100
±100
±100
IOZH
D, TCK, TDO,
TMS, TRST
VCC = 3.6 V,
VO = 3 V
5
5
IOZL
D, TCK, TDO,
TMS, TRST
VCC = 3.6 V,
VO = 0.5 V
–5
–5
IOZPU§
TCK, TDO,
TMS, TRST
VCC = 0 to 1.5 V, VO = 0.5 V to 3 V,
TOE = 0
±100
±100
IOZPD§
TCK, TDO,
TMS, TRST
VCC = 1.5 V to 0, VO = 0.5 V to 3 V,
TOE = 0
±100
† _{All typical values are at VCC = 3.3 V, TA = 25°C.}
‡ _{For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.}
§ _{This parameter is characterized but not tested.}
±100
UNIT
V
V
V
µA
µA
µA
µA
µA
µA
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