zl50408 Zarlink Semiconductor, zl50408 Datasheet - Page 16

• Manufacturer Part Number: zl50408
• Description: Managed 8-port 10/100m 1-port 10/100/1000m Ethernet Switch
• Manufacturer: Zarlink Semiconductor

Ball Signal Description Table (continued)
D8
C8
C9
C11, C10, D10
K15, R15, R12, R9,
R5, R2, L2, H2
A16, B15
1. External pull-up/down resistors are required on all bootstrap pins for proper operation. Recommend 10K for pull-ups and 1K for
pull-downs.
Ball No(s)
TSTOUT[10]
TSTOUT[11]
TSTOUT[12]
TSTOUT[15:13]
M[7:0]_TXEN
M9_TXEN,
M9_TXER
Symbol
Input (Reset Only)
Input (Reset Only)
Input (Reset Only)
Input (Reset Only)
Must be externally
pulled-up
Input (Reset Only)
Input w/ pull up
(Reset Only)
Zarlink Semiconductor Inc.
ZL50408
I/O
16
Gigabit Half Duplex Support
Pullup: Enable
Pulldown: Disable
Since not many PHYs support this, we
recommend this to be pulled-down (disabled)
if not using this feature.
Power Saving
Pullup: Enable MAC power saving mode
Pulldown: Disable MAC power saving mode
Timeout Reset Enable
Pullup: Enable
Pulldown: Disable
Manufacturing Options. Must be pulled-up.
User Defined Bootstrap:
Usually used in conjuction with Module Detect
to determine what interface to use for the
inserted module. Can be read from
BOOTSTRAP2 register
User Defined Bootstrap:
Usually used in conjuction with Module Detect
to determine what interface to use for the
inserted module. Can be read from
BOOTSTRAP3 register
Description
Data Sheet