参数资料
型号: ZL50418GKG2
厂商: CONEXANT SYSTEMS
元件分类: 网络接口
英文描述: DATACOM, LAN SWITCHING CIRCUIT, PBGA553
封装: 37.50 X 37.50 MM, 2.33 MM HEIGHT, LEAD FREE, MS-034, HSBGA-553
文件页数: 57/155页
文件大小: 1928K
代理商: ZL50418GKG2
ZL50418
Data Sheet
15
Zarlink Semiconductor Inc.
1.2
Ball – Signal Descriptions
All pins are CMOS type; all Input Pins are 5 Volt tolerance; and all Output Pins are 3.3 CMOS drive.
Notes:
# = Active low signal
Weak internal pull-up/down resistors are nominal 100k ohm
Input = Input signal
In-ST = Input signal with Schmitt-Trigger
Output = Output signal (Tri-State driver)
Out-OD = Output signal with Open-Drain driver
I/O-TS = Input & Output signal with Tri-State driver
I/O-OD = Input & Output signal with Open-Drain driver
Ball No(s)
Symbol
I/O
Description
CPU BUS Interface in Managed Mode
C19, B19, A19, C20,
B20, A20, C21, E20,
A21, B24, B22, A22,
C23, B23, A23, C24
P_DATA[15:0]
I/O-TS with weak
internal pull-up
(except P_DATA[7:6]
with weak internal
pull-down)
Processor Bus Data Bit [15:0].
P_DATA[7:0] is used in 8-bit mode.
C22, A24, A25
P_A[2:0]
Input
Processor Bus Address Bit [2:0]
A26
P_WE#
Input with weak
internal pull-up
CPU Bus-Write Enable
B26
P_RD#
Input with weak
internal pull-up
CPU Bus-Read Enable
C25
P_CS#
Input with weak
internal pull-up
Chip Select
B25
P_INT#
Output
CPU Interrupt
CPU BUS Interface in Unmanaged Mode - Use I2C and Serial control interface to configure the system
A24
SCL
Output
I2C Data Clock
A25
SDA
I/O-TS with weak
internal pull-up
I2C Data I/O
A26
STROBE
Input with weak
internal pull-up
Serial Strobe Pin
B26
DATAIN (D0)
Input with weak
internal pull-up
Serial Data Input (D0)
C25
DATAOUT
(AUTOFD)
Output with weak
internal pull-up
Serial Data Output (AutoFD)
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