zl50411 Zarlink Semiconductor, zl50411 Datasheet - Page 14

• Manufacturer Part Number: zl50411
• Description: Managed 9-port Fast Ethernet Switch With Private Vlan
• Manufacturer: Zarlink Semiconductor

1.3
All pins are CMOS type; all Input Pins are 5 Volt tolerance; and all Output Pins are 3.3 CMOS drive.
Notes
Ball Signal Description Table
16-Bit CPU Bus Interface
A12, B12, A11, B11,
A10, B10, A9, B9, A8,
B8, A7, B7, A6, B6,
A5, B5
B4, B3, B2
A4
A3
A2
B1
Fast Ethernet Access Ports [7:0] MII
L13, K14, L15, L16,
N14, P14, R14, T14,
N11, P11, R11, T11,
N8, P8, R8, T8, N4,
P4, R4, T4, N1, P1,
R1, T1, J4, K3, K2,
K1, F4, F3, G2, G1
Ball Signal Descriptions
Ball No(s)
P_DATA[15:0]
P_A[2:0]
P_WE#
P_RD#
P_CS#
P_INT
M[7:0]_RXD[3:0] Input
# =
Input =
Input-ST =
Output =
I/O-TS =
pull-up =
pull-down =
Symbol
Active low signal
Input signal
Input signal with Schmitt-Trigger
Output signal (Tri-State driver)
Input & Output signal with Tri-State driver
Weak internal pull-up (nominal 100K Ω )
(refer to Section 1.4 on page 19 as some internal
pull-ups are not enabled in certain configurations)
Weak internal pull-down (nominal 100K Ω )
(refer to Section 1.4 on page 19 as some internal
pull-downs are not enabled in certain configurations)
I/O-TS
with pull-up
Input
with pull-up
Input
with pull-up
Input
Input
with pull-up
Output
with pull-up
Zarlink Semiconductor Inc.
ZL50411
I/O
14
Processor Bus Data Bit [15:0]. P_DATA[7:0] is
used in 8-bit mode.
Processor Bus Address Bit [2:0]
CPU Bus-Write Enable
CPU Bus-Read Enable
Chip Select
CPU Interrupt
Active high, but can be changed via register
DEVICE, bit [1].
Ports [7:0] – Receive Data Bit [3:0]
Description
Data Sheet