參數(shù)資料
型號: KSZ8895MQ
廠商: Micrel Inc
文件頁數(shù): 29/119頁
文件大小: 0K
描述: IC ETHERNET SW 5PORT 128-PQFP
標(biāo)準(zhǔn)包裝: 66
控制器類型: 以太網(wǎng)開關(guān)控制器
接口: MII
電源電壓: 1.8V,2.5V,3.3V
工作溫度: 0°C ~ 70°C
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
配用: 576-3871-ND - BOARD EVALUATION FOR KSZ8895MQ
其它名稱: 576-3753
Micrel, Inc.
KSZ8895MQ/RQ/FMQ
Pin Description (Continued)
Pin Number
Pin Name
Type
(1)
Port
Pin Function
(2)
39
FXSD4
IPD
4
FMQ: Fiber signal detect pin for Port 4.
MQ/RQ: no connection.
40
NC
No connect.
41
NC
No connect.
42
NC
No connect.
43
NC
No connect.
44
NC
No connect.
45
NC
No connect.
46
NC
No connect.
47
PWRDN_N
IPU
Full-chip power down. Active low.
48
INTR_N
OPU
Interrupt. This pin is Open-Drain output pin.
49
GNDD
GND
Digital ground.
50
VDDC
P
1.2V digital core VDD.
51
PMTXEN
IPD
5
PHY[5] MII/RMII transmit enable.
52
PMTXD3
IPD
5
MQ/FMQ: PHY[5] MII transmit bit 3.
RQ: no connection for RMII.
53
PMTXD2
IPD
5
MQ/FMQ: PHY[5] MII transmit bit 2.
RQ: no connection for RMII.
54
PMTXD1
IPD
5
PHY[5] MII/RMII transmit bit 1.
55
PMTXD0
IPD
5
PHY[5] MII/RMII transmit bit 0.
56
PMTXER
IPD
5
MQ/FMQ: PHY[5] MII transmit error. RQ: no connection for RMII.
57
PMTXC/PMREFCLK
I/O
5
MQ/FMQ: Output PHY[5] MII transmit clock
RQ: Input PHY[5] RMII reference clock, 50MHz
±50ppm, the
50MHz clock comes from PMRXC Pin 60.
58
GNDD
GND
Digital ground.
59
VDDIO
P
3.3V, 2.5V or 1.8V digital VDD for digital I/O circuitry.
60
PMRXC
I/O
5
MQ/FMQ: Output PHY[5] MII receive clock.
RQ: Output PHY[5] RMII reference clock, this clock is used when
opposite doesn’t provide RMII 50MHz clock or the system doesn’t
provide an external 50MHz clock for the P5-RMII interface.
61
PMRXDV/PMCRSDV
IPD/O
5
MQ/FMQ: PMRXDV is for PHY[5] MII receive data valid.
RQ: PMCRSDV is for PHY[5] RMII Carrier Sense/Receive Data
Valid Output.
62
PMRXD3
IPD/O
5
MQ/FMQ: PHY[5] MII receive bit 3.
RQ: no connection for RMII.
Strap option:
PD (default) = enable flow control.
PU = disable flow control.
63
PMRXD2
IPD/O
5
MQ/FMQ: PHY[5] MII receive bit 2.
RQ: no connection for RMII.
Strap option:
PD (default) = disable back pressure.
PU = enable back pressure.
March 12, 2014
17
Revision 1.7
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