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參數(shù)資料
| 型號： | AM7996 |
| 廠商： | Advanced Micro Devices, Inc. |
| 英文描述： | IEEE 802.3/Ethernet/Cheapernet Transceiver |
| 中文描述： | 電機(jī)及電子學(xué)工程師聯(lián)合會(huì)802.3/Ethernet/Cheapernet收發(fā)器 |
| 文件頁數(shù)： | 12/18頁 |
| 文件大?。?/td> | 179K |
| 代理商： | AM7996 |
AMD
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Am7996
DC CHARACTERISTICS over operating ranges unless otherwise specified
Parameter
Symbol
Transmit Signals
Parameter Description
Test Conditions
(Note 10)
Min
Typ
Max
Unit
V
TXTH
Transmit Output HIGH Voltage (Note 1)
R
LX
= 25
0
–0.05
–0.425
V
V
TXTL
Transmit Output LOW Voltage (Note 1)
R
LX
= 25
–1.625 –2.0
–2.2
V
V
TXT
Transmit Average DC Voltage with 50%
Duty-Cycle into DO+, DO– (Note 1)
R
LX
= 25
–0.925 –1.0
–1.1
V
V
ICM
DO+, DO– Common Mode Bias
Voltage
I
IN
= 0
V
EE
+ 1.2
V
EE
+ 1.5
V
EE
+ 1.8
V
IDC
Differential Input Squelch Threshold
(DO+, DO–) (Note 9)
–175
–225
–275
mV
I
TXTL
Transmit Current (Note 9)
V
TXT
= –5.5 V
–65
–88
mA
I
ILD
V
IN
= V
EE
Max
–2.0
I
IHD
V
IN
= 0
2.5
R
IDF
Differential Input Resistance (DO+, DO–)
V
IN
= 0 to V
EE
6
8
k
R
ICM
Common-Mode Input Resistance (DO+, DO–) V
IN
= 0 to V
EE
Receive/Collision Signals
1.5
2
k
V
OD
Differential Output Voltage
(DI+, DI–; CI+, CI–)
V
OD+
V
OD–
+550
–550
+670
–670
+850
–850
V
CMT
Common-Mode Output
(DI+, DI–; CI+, CI–)
R
L
= 78
–1.0
–2.0
–3.0
V
V
ODI
Differential Output Voltage Imbalance
(DI+, DI–; CI+, CI–) ||V
OD
| – |
V
OD
|| (Note 6)
R
L
= 78
5
20
mV
V
OD
OFF
Differential Output Idle Voltage
(DI+, DI–; CI+, CI–)
R
L
= 78
,
V
EE
= Max
–20
0
+20
mV
V
CAT
Carrier Sense Threshold
V
IN
= 5 MHz Preamble
–400
–500
–600
mV
V
COT
Collision Sense Threshold (Note 5)
–1515 –1600
–1700
mV
I
RXT
RXT Input Bias Current
V
IN
= 1 V to –2.5 V;
V
EE
= Max
–0.5
0
+0.5
μ
A
I
OD
OFF
Differential Output Idle Current
(DI+, DI–; CI+, CI–)
R
L
= 0
–0.5
0
+0.5
mA
Global
Supply Current–Non-Transmitting
–88
–105
Supply Current–Transmitting
–128
–155
CAPACITANCE* (T
A
= 25
°
C; V
EE
= 0; Pins 15, 17—No Connections)
Parameter
Symbol
Parameter Description
Test Conditions
Ceramic DIP
Min
Typ
1.7
Max
Unit
Plastic DIP/PLCC
1.1
Notes:
See notes following Switching Characteristics section.
*Parameters are not “Tested.”
Commercial
Input Current (DO+, DO–)
mA
V
mV
R
L
= 78
I
EE
R
LX
= 25
(Note 4)
mA
C
RXT
RXT Input Capacitance
pF
V
EE
= Max
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PDF描述 |
|---|---|
| AM7996PC | IEEE 802.3/Ethernet/Cheapernet Transceiver |
| AM7996PCB | IEEE 802.3/Ethernet/Cheapernet Transceiver |
| AM7996PCTR | IEEE 802.3/Ethernet/Cheapernet Transceiver |
| AM7996JC | IEEE 802.3/Ethernet/Cheapernet Transceiver |
| AM79C100 | Twisted-Pair Ethernet Transceiver Plus (TPEX Plus) |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| AM7996/BRA | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:LAN Transceiver |
| AM7996DC | 制造商:AMD 制造商全稱:Advanced Micro Devices 功能描述:IEEE 802.3/Ethernet/Cheapernet Transceiver |
| AM7996DCB | 制造商:AMD 制造商全稱:Advanced Micro Devices 功能描述:IEEE 802.3/Ethernet/Cheapernet Transceiver |
| AM7996DCTR | 制造商:AMD 制造商全稱:Advanced Micro Devices 功能描述:IEEE 802.3/Ethernet/Cheapernet Transceiver |
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