參數(shù)資料
型號(hào): MVTX2802AG
廠商: ZARLINK SEMICONDUCTOR INC
元件分類: 網(wǎng)絡(luò)接口
英文描述: Managed 4-Port 1000 Mbps Ethernet Switch
中文描述: DATACOM, LAN SWITCHING CIRCUIT, PBGA596
封裝: 40 X 40 MM, 2.33 MM HEIGHT, MS-034, HSBGA-596
文件頁數(shù): 142/154頁
文件大?。?/td> 1936K
代理商: MVTX2802AG
MVTX2802
Data Sheet
142
Zarlink Semiconductor Inc.
12.5 AC Characteristics and Timing
12.5.1 Typical Reset & Bootstrap Timing Diagram
Figure 7 - Typical Reset & Bootstrap Timing Diagram
12.5.2 Typical CPU Timing Diagram for a CPU Write Cycle
Symbol
Parameter
Min
Typ
Note:
R1
Delay until RESOUT# is tri-stated
10ns
RESOUT# state is then determined by the
external pull-up/down resistor
R2
Bootstrap stabilization
1
μ
s
10
μ
s
Bootstrap pins sampled on rising edge of
S_RST#
1
1. The T_D[15:0] pins will switch over to the LED interface functionality in 3 SCLK cycles after S_RST# goes high
R3
RESOUT# assertion
2ms
Table 6 - Reset & Bootstrap Timing
Description
(SCLK=133Mhz)
Write Cycle
Symbol
Min (ns)
Max (ns)
Write Set up Time
T
WS
10
Write Active Time
T
WA
15
At least 2 SCLK
Write Hold Time
T
WH
2
Write Recovery time
T
WR
22.5
At least 3 SCLK
Data Set Up time
T
DS
10
Data Hold time
T
DH
2
RESOUT#
Tri-Stated
S_RST#
R1
R2
R3
Bootstrap Pins
Inputs
Outputs
Outputs
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