参数资料
型号: KSZ8021RNL
厂商: Micrel Inc
文件页数: 27/43页
文件大小: 0K
描述: TXRX PHY 100BASE TX 3.3V 24QFN
标准包装: 75
类型: PHY 收发器
驱动器/接收器数: 1/1
规程: RMII
电源电压: 1.8V,2.5V,3.3V
安装类型: 表面贴装
封装/外壳: 24-VFQFN 裸露焊盘
供应商设备封装: 24-QFN 裸露焊盘(4x4)
包装: 管件
其它名称: 576-3740-5
Micrel, Inc.
KSZ8021RNL / KSZ8031RNL
August 2010
33
M9999-082710-1.0
Absolute Maximum Ratings
(1)
Supply Voltage
(VDD_1.2) .................................................. 0.5V to +1.8V
(VDDIO, VDDA_3.3) ....................................... 0.5V to +4.0V
Input Voltage (all inputs) ..............................
0.5V to +4.0V
Output Voltage (all outputs) .........................
0.5V to +4.0V
Lead Temperature (soldering, 10sec.)....................... 260°C
Storage Temperature (Ts) .........................55°C to +150°C
Operating Ratings
(2)
Supply Voltage
(VDDIO_3.3, VDDA_3.3) .......................... +3.135V to +3.465V
(VDDIO_2.5)........................................ +2.375V to +2.625V
(VDDIO_1.8)........................................ +1.710V to +1.890V
Ambient Temperature
(TA , Commercial)...................................... 0°C to +70°C
(TA , Industrial) ...................................... 40°C to +85°C
Maximum Junction Temperature (TJ Max) ................. 125°C
Thermal Resistance (
θJA) ....................................49.22°C/W
Thermal Resistance (
θJC)....................................25.65°C/W
Electrical Characteristics
(3)
Symbol
Parameter
Condition
Min.
Typ.
Max.
Units
Supply Current (VDDIO,VDDA_3.3 = 3.3V)
(4)
IDD1
10Base-T
Full-Duplex Traffic @ 100% Utilization
45
mA
IDD2
100Base-TX
Full-Duplex Traffic @ 100% Utilization
49
mA
IDD3
Power Saving Mode
Ethernet Cable Disconnected (reg. 1F.10 = 1)
30
mA
IDD4
Power Down Mode
Software Power Down (reg. 0.11 = 1)
3.0
mA
CMOS Level Inputs
VDDIO = 3.3V
2.0
VDDIO = 2.5V
1.8
VIH
Input High Voltage
VDDIO = 1.8V
1.3
V
VDDIO = 3.3V
0.8
VDDIO = 2.5V
0.7
VIL
Input Low Voltage
VDDIO = 1.8V
0.5
V
IIN
Input Current
VIN = GND ~ VDDIO
-10
10
A
CMOS Level Outputs
VDDIO = 3.3V
2.4
VDDIO = 2.5V
2.0
VOH
Output High Voltage
VDDIO = 1.8V
1.5
V
VDDIO = 3.3V
0.4
VDDIO = 2.5V
0.4
VOL
Output Low Voltage
VDDIO = 1.8V
0.3
V
|Ioz|
Output Tri-State Leakage
10
A
LED Output
ILED
Output Drive Current
LED0 pin
8
mA
Strapping Pins
VDDIO = 3.3V
29
43
76
VDDIO = 2.5V
37
59
102
pu
Internal Pull-Up Resistance
VDDIO = 1.8V
57
100
187
K
VDDIO = 3.3V
27
43
76
VDDIO = 2.5V
35
60
110
pd
Internal Pull-Down Resistance
VDDIO = 1.8V
55
100
190
K
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