78Q2120C データシートの表示（PDF） - Teridian Semiconductor Corporation
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78Q2120C Datasheet PDF : 35 Pages
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78Q2120C
10/100BASE-TX
Transceiver
ELECTRICAL SPECIFICATIONS
ABSOLUTE MAXIMUM RATINGS
Operation above maximum rating may permanently damage the device.
PARAMETER
RATING
DC Supply Voltage (Vcc)
-0.5 to 4.0 VDC
Storage Temperature
-65 to 150°C
Pin Voltage (CMOS inputs)
Pin Voltage (CMOS outputs except TXOP/N)
-0.3 to 5.5 VDC
-0.3 to (Vcc+0.6) VDC
Pin Voltage (TXOP/N only)
Pin Current
-0.3 to (Vcc+1.4) VDC
± 120 mA
RECOMMENDED OPERATING CONDITIONS
Unless otherwise noted, all specifications are valid over these temperatures and supply voltage ranges:
PARAMETER
RATING
DC Voltage Supply (Vcc)
Ambient Operating Temperature (Ta)
Maximum Junction Temperature
3.3 ± 0.3 VDC
0 to +70°C
125°C
Package Thermal Conductivity (θja)
45°C/W
DC CHARATERISTICS:
PARAMETER
Supply Current
SYMBOL
CONDITIONS
MIN
NOM MAX
UNIT
ICC
Vcc = 3.3V;
Auto-Negotiation
48
56
mA
10BT (Idle)
26
32
10BT (Normal Activity)
88
110
100BTX
88
110
Supply Current
ICC
Power-down mode
5
mA
Page: 20 of 35
© 2009 Teridian Semiconductor Corporation
Rev 1.3
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