參數(shù)資料
型號(hào): MDS212CG
廠商: ZARLINK SEMICONDUCTOR INC
元件分類: 網(wǎng)絡(luò)接口
英文描述: 12-Port 10/100Mbps Ethernet Switch
中文描述: DATACOM, LAN SWITCHING CIRCUIT, PBGA456
封裝: 35 X 35 MM, 2.33 MM HEIGHT, MS-034, HSBGA-456
文件頁數(shù): 17/111頁
文件大?。?/td> 1609K
代理商: MDS212CG
MDS212
Data Sheet
17
Zarlink Semiconductor Inc.
2.0 Ball-signal Descriptions
The Type of All pins is CMOS.
All Input pins are 5 Volt Tolerance.
All Output Pins are 3.3 CMOS Drive.
CPU Bus Interface
Ball No(s)
Symbol
I/O
Description
G24, G25, G26, H24,
J23, H25, K22, H26.
J24, k23, J25, J26,
K24, K25, L23, K26,
M22, L24, L25, L26,
M24, M23, M25, M26,
N23, N24, N26, N25,
P25, P26, P24, P22
P_D[31:0]
I/O-TS, U
Processor Data Bus- Data Bit [31:0]
E24, F23, D26, E26,
G23, H22, F24, F25,
F26, H23
P_A[10:1]
Input /Output –U
Process Address Bus-Address Bit [10:1]
D25
P_RST#
Input-ST
Process Bus – Master Reset
F22
P_RWC#
Input/Output-
TS, U
Process Bus – Read/Write Control Programmable
polarity
E23
P_ADS#
Input /Output-
TS, U
Process Address Strobe
D24
P_RDY#
Output-OD - TS,
U
Process Bus – Data Ready
C25
P_BRDY#
Input- TS, U
Process Bus – Burst Ready
C26
P_BLAST#
Input- TS, U
Process Bus – Burst Last
D23
P_INT
Output
Process Bus – Interrupt Request Programmable
polarity
E25
P_CLK
Input
Process Bus – Bus Clock
A24
P_CSI#
Input- U
Chip Select
C24
P_REQC
Input
Bus Request from CPU - Only using in debug
mode when system is unmanaged.
A26
P_GNTC
Output
Bus Grant to CPU - Only using in debug mode
when system in unmanaged.
A25
P_REQ1
Input/Output
Bus Request from secondary MDS212 to primary
MDS212. Only using in debug mode when system
in unmanaged.
E21
P_GNT1
Input/Output
Bus Grant to secondary MDS212 from primary
MDS212. Only using in debug mode when system
is unmanaged.
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