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參數(shù)資料
| 型號(hào)： | KSZ8995M |
| 廠商： | Micrel Inc |
| 文件頁數(shù)： | 35/73頁 |
| 文件大小： | 0K |
| 描述： | IC SWITCH 10/100 5PORT 128PQFP |
| 標(biāo)準(zhǔn)包裝： | 66 |
| 系列： | * |
| 類型： | * |
| 應(yīng)用： | * |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 128-BFQFP |
| 供應(yīng)商設(shè)備封裝： | 128-PQFP（14x20） |
| 包裝： | 托盤 |
| 產(chǎn)品目錄頁面： | 1081 (CN2011-ZH PDF) |
| 配用： | 576-1607-ND - BOARD EVAL EXPERIMENT KSZ8995MA |
| 其它名稱： | 576-1038 |
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KS8995M
Micrel
M9999-120403
40
December 2003
Address
Name
Description
Mode
Default
Register 2 (0x02): Global Control 0
7
Reserved
R/W
0x0
6-4
802.1p base priority
Used to classify priority for incoming 802.1q packets.
R/W
0x4
“User priority” is compared against this value.
≥ : classified as high priority.
< : classified as low priority.
3
Enable PHY MII
1, enable PHY MII interface.
R/W
Pin LED[5][1]
(Note: if not enabled, the switch will tri-state all outputs)
strap option.
Pull-down (0):
isolate. Pull-up
(1): Enable.
Note: LED[5][1]
has internal
pull-up.
2
Buffer share mode
1, buffer pool is shared by all ports. A port can use
R/W
0x1
more buffer when other ports are not busy.
0, a port is only allowed to use 1/5 of the buffer pool.
1
UNH mode
1 the switch will drop packets with 0x8808 in T/L
R/W
0
filed, or DA=01-80-C2-00-00-01.
0, the switch will drop packets qualified as
“flow control” packets.
0
Link change age
1, link change from “l(fā)ink” to “no link” will cause fast
R/W
0
aging (<800
s) to age address table faster. After an
age cycle is complete, the age logic will return to
normal (300 + 75 seconds ). Note: If any port is
unplugged, all addresses will be automatically aged
out.
Register 3 (0x03): Global Control 1
7
Pass all frames
1, switch all packets including bad ones. Used solely
R/W
0
for debugging purpose. Works in conjunction with
sniffer mode.
6
Reserved
R/W
0
5
IEEE 802.3x Transmit
0, will enable transmit flow control based on AN result.
R/W
Pin PMRXD3
flow control disable
1, will not enable transmit flow control regardless of
strap option.
AN result.
Pull-down(0):
Enable tx flow
control. Pull-up (1):
Disable tx/rx
flow control.
Note: PMRXD3
has internal pull-
down.
4
IEEE 802.3x Receive
0, will enable receive flow control based on AN result.
R/W
Pin PMRXD3 strap
flow control disable
1, will not enable receive flow control regardless of
option. Pull-down
AN result.
(0): Enable rx flow
control. Pull-up (1):
Note: Bit 5 and bit 4 default values are controlled by
Disable tx/rx flow
the same pin, but they can be programmed
control.
independently.
Note: PMRXD3
has internal pull-
down.
3
Frame Length field check
1, will check frame length field in the IEEE packets.
R/W
0
If the actual length does not match, the packet will be
dropped. (for L/T < 1500)
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| KSZ8995MA | 功能描述:以太網(wǎng) IC 5 Port 10/100 Switch with PHY and Frame Buffers (Lead Free) RoHS:否 制造商:Micrel 產(chǎn)品:Ethernet Switches 收發(fā)器數(shù)量:2 數(shù)據(jù)速率:10 Mb/s, 100 Mb/s 電源電壓-最大:1.25 V, 3.45 V 電源電壓-最小:1.15 V, 3.15 V 最大工作溫度:+ 85 C 封裝 / 箱體:QFN-64 封裝:Tray |
| KSZ8995MA4 | 功能描述:IC SWITCH 5-PORT 10/100 128PQFP RoHS:是 類別:集成電路 (IC) >> 專用 IC 系列:* 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:1 系列:- 類型:調(diào)幀器 應(yīng)用:數(shù)據(jù)傳輸 安裝類型:表面貼裝 封裝/外殼:400-BBGA 供應(yīng)商設(shè)備封裝:400-PBGA（27x27） 包裝:散裝 |
| KSZ8995MAB3 | 功能描述:IC SWITCH 5-PORT 10/100 128PQFP RoHS:是 類別:集成電路 (IC) >> 專用 IC 系列:* 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:1 系列:- 類型:調(diào)幀器 應(yīng)用:數(shù)據(jù)傳輸 安裝類型:表面貼裝 封裝/外殼:400-BBGA 供應(yīng)商設(shè)備封裝:400-PBGA（27x27） 包裝:散裝 |
| KSZ8995MA-EVAL | 功能描述:以太網(wǎng)開發(fā)工具 KSZ8995MA Evaluation Board RoHS:否 制造商:Micrel 產(chǎn)品:Evaluation Boards 類型:Ethernet Transceivers 工具用于評(píng)估:KSZ8873RLL 接口類型:RMII 工作電源電壓: |
| KSZ8995MAI | 功能描述:以太網(wǎng) IC 5 Port 10/100 Switch with PHY and Frame Buffers (Lead Free) RoHS:否 制造商:Micrel 產(chǎn)品:Ethernet Switches 收發(fā)器數(shù)量:2 數(shù)據(jù)速率:10 Mb/s, 100 Mb/s 電源電壓-最大:1.25 V, 3.45 V 電源電壓-最小:1.15 V, 3.15 V 最大工作溫度:+ 85 C 封裝 / 箱體:QFN-64 封裝:Tray |
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