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: 84/155页
文件大小: 1928K
代理商: ZL50418GKG2
ZL50418
Data Sheet
34
Zarlink Semiconductor Inc.
The ZL50418 CPU access support 3 interface options: 8 or 16-bit parallel and unmanaged serial (with optional
EEPROM). The table below summarizes the interface signals required for each interface, and how they relate back
to the Pin Symbol name shown in “Ball – Signal Descriptions” on page 15.
Notes:
I – Input
O – Output
U – Pull-up
D – Pull-down
NC – No Connect
Management
Interface
Pin Symbol
16-bit CPU
(Bootstrap
TSTOUT6=’1’ and
TSTOUT14=’0’)
8-bit CPU
(Bootstrap
TSTOUT6=’0’ and
TSTOUT14=’0’)
Serial
(Bootstrap TSTOUT14=’1’ and
TSTOUT8=’1’)
Serial, I2C
(Bootstrap TSTOUT14=’1’ and
TSTOUT8=’0’)
P_A[0]
P_A[0] (I)
NC
SDA (IO)
P_A[1]
P_A[1] (I)
NC
SCL (O)
P_A[2]
P_A[2] (I)
NC
P_WE#
P_WE# (I)
STROBE (IU)
P_RD#
P_RD# (I)
DATAOUT (O)
P_CS#
P_CS# (I)
DATAIN (IU)
P_INT#
P_INT# (O)
NC (O)
P_DATA0
P_DATA0 (IOU)
NC (U)
P_DATA1
P_DATA1 (IOU)
NC (U)
P_DATA2
P_DATA2 (IOU)
NC (U)
P_DATA3
P_DATA3 (IOU)
NC (U)
P_DATA4
P_DATA4 (IOU)
NC (U)
P_DATA5
P_DATA5 (IOU)
NC (U)
P_DATA6
P_DATA6 (IOD)
NC (D)
P_DATA7
P_DATA7 (IOD)
NC (D)
P_DATA8
P_DATA8 (IOU)
NC (U)
P_DATA9
P_DATA9 (IOU)
NC (U)
P_DATA10
P_DATA10 (IOU)
NC (U)
P_DATA11
P_DATA11 (IOU)
NC (U)
P_DATA12
P_DATA12 (IOU)
NC (U)
P_DATA13
P_DATA13 (IOU)
NC (U)
P_DATA14
P_DATA14 (IOU)
NC (U)
P_DATA15
P_DATA15 (IOU)
NC (U)
Table 3 - CPU Interface Signal Mapping in Different Operation Mode
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