參數(shù)資料
型號(hào)： EM2C
英文描述： ACPI Regulator/Controller for Dual Channel DDR Memory Systems; Temperature Range: 0&degC to 70°C; Package: 28-QFN
中文描述： EM2C以太網(wǎng)收發(fā)器模塊與董事會(huì)隔離變壓器
文件頁(yè)數(shù)： 12/12頁(yè)
文件大?。?/td> 124K
代理商： EM2C
Ether Module - EM2C
10Base-2
9
MD400135/D
Symbol
Parameter
Fig
Min
Typ[1]
Max
Units
t
TST
Transmitter Startup Delay (TX
± to TXO)[2]
3
1
2
bits
t
Td
Transmitter Propagation Delay (TX
± to TXO)
3
15
25
50
ns
t
JA
Jabber Activation Delay (TX
± to TXO and CD±)[2]
820
40
60
ms
t
JR
Jabber Reset Timeout (TX
± to TXO and CD±)
8
250
500
750
ms
t
Rd
Receiver Propagation Delay (RXI to RX
±)
4
15
50
ns
t
TM
t
Tr and tTf Mismatch
0.5
±2.0
ns
t
RON
Receiver Startup Delay (RXI to RX
±)[2]
4
5
bits
t
CON
Collision Turn-On Delay[2]
6
7
13
bits
t
COFF
Collision Turn-Off Delay
6
20
bits
f
CD
Collision Frequency (CD
±)
6
8.5
11.5
MHz
t
CP
Collision Pulse Width (CD
±)[2]
635
70
ns
t
HON
CD Heartbeat Delay (TX
± to CD±)
6
0.6
1.6
s
t
HW
CD Heartbeat Duration (CD
±)
6
0.5
1.0
1.5
s
Recommended Operating Conditions
Supply Voltage (V
CC) ........................................... 5V ± 5%
Ambient Temperature ...................................... 0
° to 70°C
Switching Characteristics V
CC = 5V ±5%, TA = 0° to 70°C
NOTES
1. All typicals are given for T
A = 25° C, VCC = 5V.
2. As required to meet ANSI/IEEE 802.3 and ISO 8802–3 specifications.
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參數(shù)描述
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