zl50404 Zarlink Semiconductor, zl50404 Datasheet - Page 16

• Manufacturer Part Number: zl50404
• Description: Lightly Managed/unmanaged 5-port 10/100m Ethernet Switch
• Manufacturer: Zarlink Semiconductor

Ball Signal Description Table (continued)
C6
D7
C7
D8
C8
C9
C11, C10, D10
R5, R2, L2, H2
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[7]
TSTOUT[8]
TSTOUT[9]
TSTOUT[10]
TSTOUT[11]
TSTOUT[12]
TSTOUT[15:13]
M[3:0]_TXEN
Symbol
Input (Reset Only)
Input (Reset Only)
Must be externally
pulled-up
Input (Reset Only)
Input (Reset Only)
Must be externally
pulled-down
Input (Reset Only)
Input (Reset Only)
Input (Reset Only)
Must be externally
pulled-up
Input (Reset Only)
Zarlink Semiconductor Inc.
ZL50404
I/O
16
EEPROM not installed.
Pullup: Not installed
Pulldown: Installed
Manufacturing Option. Must be pulled up.
Module Detect
Pullup: Enable. In this mode, the device will
detect the existence of a PHY (for hot swap
purpose).
Pulldown: Disable
Reserved. Must be pulled down.
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
Description
Data Sheet