lxt9785 Intel Corporation, lxt9785 Datasheet - Page 87

• Manufacturer Part Number: lxt9785
• Description: Advanced 8-port 10/100 Mbps Phy Transceivers
• Manufacturer: Intel Corporation

Datasheet
Document Number: 249241
Revision Number: 007
Revision Date: August 28, 2003
Table 31. Intel
BGA23
1. Type Column Coding: I = Input, O = Output, OD = Open Drain, TS = Three-State-able output, SMT =
2. The IP/ID resistors are disabled during H/W Power-Down mode. If a pin is an output or an I/O, the IP/ID
3. TDO output is three-stated in H/W Power-Down mode and during H/W reset.
M16
M17
N14
N15
N16
Schmitt Triggered input, SL = Slew-rate Limited output, IP = weak Internal Pull-up, ID = weak Internal pull-
Down.
resistors are also disabled when the output is enabled.
Designation
®
Ball/Pin
LXT9785/LXT9785E JTAG Test Signal Descriptions – BGA23
PQFP
167
168
169
170
171
LXT9785 and LXT9785E Advanced 8-Port 10/100 Mbps PHY Transceivers
Symbol
TRST
TDO
TMS
TCK
TDI
I, ST, ID
I, ST, IP
I, ST, IP
I, ST, IP
Type
O, TS
1
Signal Description
Test Data Input.
Test data sampled with respect to the rising edge of TCK.
Test Data Output.
Test data driven with respect to the falling edge of TCK.
Test Mode Select.
Test Clock.
Clock input for JTAG test.
Test Reset.
Reset input for JTAG test.
2,3
89