參數(shù)資料
型號(hào): EA218EI6B
廠商: Zarlink Semiconductor Inc.
英文描述: EA218E 8-Port Ethernet Access Controller XpressFlow 2020 Ethernet Routing Switch Chipset
中文描述: EA218E 8端口以太網(wǎng)接入控制器XpressFlow以太網(wǎng)路由交換機(jī)2020芯片組
文件頁(yè)數(shù): 24/28頁(yè)
文件大?。?/td> 504K
代理商: EA218EI6B
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XpressFlow-2020 Series –
Ethernet Switch Chipset
EA218E
8-Port 10Mb Ethernet Access Controller
1998
Zarlink Semiconductor, Inc.
23
Rev.2.1 – February, 1999
4.2 CPU Bus Interface:
P16-min
P15
P_CLK
P_D[31:0]
CPU Bus Interface –
Output float delay timing
P16-min
P16-max
P17-min
P17-max
P18-min
P18-max
P_CLK
P_D[15:0]
P_RDY#
P_INT
CPU Bus Interface –
Output valid delay timing
P1
P3
P5
P7
P9
P11
P2
P4
P6
P8
P10
P12
P_CLK
P_RST#
P_ADS#
P_W/R#
P_CS#
P_A[11:1]
P_D[15:0]
CPU Bus Interface –
Input setup and hold timing
-40
-50
-66
Symbol
Parameter
Min
(ns)
Max
(ns)
Min
(ns)
Max
(ns)
Min
(ns)
Max
(ns)
Note:
P1
P_RST# input setup time
13
10
8
P2
P_RST# input hold time
3.5
2.5
2
P3
P_ADS# input set-up time
13
10
8
P4
P_ADS# input hold time
3.5
2.5
2
P5
P_W/R# input set-up time
13
10
8
P6
P_W/R# input hold time
3.5
2.5
2
P7
P_CS# input set-up time
13
10
8
P8
P_CS# input hold time
3.5
2.5
2
P9
P_A[11:1] input set-up time
13
10
8
P10
P_A[11:1] input hold time
3.5
2.5
2
P11
P_D[31:0]# input set-up time
13
10
8
P12
P_D[31:0]# input hold time
3.5
2.5
2
P15
P_D[31:0]# output float delay
17
13
10
P16
P_D[31:0]# # output valid delay
8.5
6.5
5
C
L
= 60pf
P17
P_RDY# output valid delay
8.5
6.5
5
C
L
= 60pf
P18
P_INT# output valid delay
17
13
10
C
L
= 20pf
AC Characteristics -- CPU Bus Interface
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