參數(shù)資料
型號： 78Q2120-CGT
廠商： Electronic Theatre Controls, Inc.
英文描述： 10/100BASE-TX Ethernet Transceiver
中文描述： 10/100BASE-TX以太網(wǎng)收發(fā)器
文件頁數(shù)： 23/33頁
文件大小： 200K
代理商： 78Q2120-CGT
78Q2120
10/100BASE-TX
Ethernet Transceiver
100BASE-TX SYSTEM TIMING
23
System timing requirements for 100BASE-TX operation are listed in table 24-2 of Clause 24 of IEEE 802.3.
PARAMETER
CONDITION
NOM
UNIT
TX_EN Sampled to first bit of “J” on MDI output
12
BT
First bit of “J” on MDI input to CRS assert
First bit of “T” on MDI input to CRS
de-assert
15
23
BT
BT
First bit of “J” on MDI input to COL assert
16
BT
First bit of “T” on MDI input to COL
de-assert
24
BT
TX_EN Sampled to CRS assert
RPTR = low
4
BT
TX_EN sampled to CRS de-assert
RPTR = low
4
BT
10BASE-T System Timing
PARAMETER
CONDITION
MIN
NOM
MAX
UNIT
TX_EN (MII) to TD Delay
6
BT
RD to RXDat (MII) Delay
Collision delay
6
9
BT
BT
SQE test wait
1
μ
s
μ
s
ms
SQE test duration
1
Jabber on-time*
20
150
Jabber off-time*
250
750
ms
* Guarantee by design. The specifications in the above table are not tested during production test. They are
included for information only.
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參數(shù)描述
78Q2123 制造商:TERIDIAN 制造商全稱:TERIDIAN 功能描述:10/100BASE-TX Transceiver
78Q2123/F 功能描述:以太網(wǎng) IC 10/100 Fast Ethernet MicroPHY 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
78Q2123/F1 功能描述:以太網(wǎng) IC 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
78Q2123CGV/F 制造商:TERIDIAN 制造商全稱:TERIDIAN 功能描述:10/100BASE-TX Transceiver
78Q2123CGVR/F 制造商:TERIDIAN 制造商全稱:TERIDIAN 功能描述:10/100BASE-TX Transceiver
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