am79c961a Advanced Micro Devices, am79c961a Datasheet - Page 145

• Manufacturer Part Number: am79c961a
• Description: Pcnet?-isa Ii Jumperless, Full Duplex Single-chip Ethernet Controller For Isa
• Manufacturer: Advanced Micro Devices

SWITCHING CHARACTERISTICS: EADI (Unless otherwise noted, parametric values are
the same between Commercial devices and Industrial devices)
Note:
External Address Detection interface is invoked by setting bit 3 in ISACSR2 and resetting bit 0 in ISACSR2. External MAU select
is not available when EADISEL bit is set.
SWITCHING CHARACTERISTICS: JTAG (IEEE 1149.1) INTERFACE (Unless otherwise
noted, parametric values are the same between Commercial devices and Industrial
devices)
Note:
JTAG logic is reset with an internal Power-On Reset circuit independent of Sleep Modes.
Parameter
Parameter
Symbol
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
t
t
EAD1
EAD2
EAD3
EAD4
EAD5
EAD6
JTG1
JTG2
JTG3
JTG4
JTG5
JTG6
JTG7
JTG8
SRD Setup to
SRD Hold to
SF/BD Change to
EAR Deassertion to
(First Rising Edge)
EAR Assertion from SFD Event
(Packet Rejection)
EAR Assertion
TCK HIGH Assertion
TCK Period
TDI Setup to
TDI, TMS Hold from
TMS Setup to
TDO Active from
TDO Change from
TDO Tristate from
Parameter Description
Parameter Description
SRDCLK
TCK
SRDCLK
TCK
TCK
SRDCLK
TCK
TCK
SRDCLK
TCK
Am79C961A
Test Conditions
Test Conditions
Min
Min
–15
110
100
40
40
50
20
0
5
5
8
0
0
0
51,090
Max
Max
+15
30
30
25
Unit
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
145