參數(shù)資料
型號: KS8995MAL
廠商: Micrel Inc
文件頁數(shù): 69/73頁
文件大?。?/td> 0K
描述: IC SWITCH 10/100 5PORT 128PQFP
標準包裝: 66
系列: *
類型: *
應用: *
安裝類型: 表面貼裝
封裝/外殼: 128-BFQFP
供應商設備封裝: 128-PQFP(14x20)
包裝: 散裝
配用: 576-1017-ND - BOARD EVAL EXPERIMENT KS8995M
May 2005
71
M9999-051305
KS8995MA
Micrel, Inc.
tsr
tcs
tch
trc
Supply
Voltage
RST_N
Strap-In
Value
Strap-In /
Output Pin
Figure 22. Reset Timing
Symbol
Parameter
Min
Typ
Max
Units
t
SR
Stable Supply Voltages to Reset High
10
ms
t
CS
Configuration Set-Up Time
50
ns
t
CH
Configuration Hold Time
50
ns
t
RC
Reset to Strap-In Pin Output
50
ns
Table 23. Reset Timing Parameters
Reset Circuit Diagram
Micrel recommendeds the following discrete reset circuit as shown in Figure 23 when powering up the KS8895MA device. For
the application where the reset circuit signal comes from another device (e.g., CPU, FPGA, etc), we recommend the reset circuit
as shown in Figure 24.
VCC
R
10k
D2
C
10F
D1
CPU/FPGA
RST_OUT_n
KS8995MA
RST
D1, D2: 1N4148
Figure 23. Recommended Reset Circuit.
VCC
R
10k
C
10F
D1
KS8995MA
RST
D1: 1N4148
Figure 24. Recommended Circuit for Interfacing with CPU/FPGA Reset
At power-on-reset, R, C, and D1 provide the necessary ramp rise time to reset the Micrel device. The reset out from CPU/FPGA
provides warm reset after power up. It is also recommended to power up the VDD core voltage earlier than VDDIO voltage.
At worst case, the both VDD core and VDDIO voltages should come up at the same time.
相關PDF資料
PDF描述
HSC40DRYS-S93 CONN EDGECARD 80POS DIP .100 SLD
HSC50DRTN-S93 CONN EDGECARD 100PS DIP .100 SLD
HSC50DRTH-S93 CONN EDGECARD 100PS DIP .100 SLD
HSC50DREN-S93 CONN EDGECARD 100POS .100 EYELET
HSC50DREH-S93 CONN EDGECARD 100POS .100 EYELET
相關代理商/技術參數(shù)
參數(shù)描述
KS8995M-EVAL 功能描述:BOARD EVAL EXPERIMENT KS8995M RoHS:否 類別:編程器,開發(fā)系統(tǒng) >> 評估演示板和套件 系列:- 產品培訓模塊:Obsolescence Mitigation Program 標準包裝:1 系列:- 主要目的:電源管理,電池充電器 嵌入式:否 已用 IC / 零件:MAX8903A 主要屬性:1 芯鋰離子電池 次要屬性:狀態(tài) LED 已供物品:板
KS8995MI 功能描述:IC SWITCH 10/100 5PORT 128PQFP RoHS:否 類別:集成電路 (IC) >> 專用 IC 系列:* 產品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:1 系列:- 類型:調幀器 應用:數(shù)據(jù)傳輸 安裝類型:表面貼裝 封裝/外殼:400-BBGA 供應商設備封裝:400-PBGA(27x27) 包裝:散裝
KS8995X 功能描述:IC SWITCH 10/100 5PORT 128PQFP RoHS:是 類別:集成電路 (IC) >> 專用 IC 系列:* 產品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:1 系列:- 類型:調幀器 應用:數(shù)據(jù)傳輸 安裝類型:表面貼裝 封裝/外殼:400-BBGA 供應商設備封裝:400-PBGA(27x27) 包裝:散裝
KS8995X_04 制造商:MICREL 制造商全稱:Micrel Semiconductor 功能描述:Integrated 5-Port 10/100 QoS Switch
KS8995XA 功能描述:IC SWITCH 10/100 5PORT 128PQFP RoHS:是 類別:集成電路 (IC) >> 專用 IC 系列:* 產品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:1 系列:- 類型:調幀器 應用:數(shù)據(jù)傳輸 安裝類型:表面貼裝 封裝/外殼:400-BBGA 供應商設備封裝:400-PBGA(27x27) 包裝:散裝