參數(shù)資料
型號: KSZ8842-32MVLI
廠商: Micrel Inc
文件頁數(shù): 28/141頁
文件大小: 0K
描述: IC SWITCH ETH 2P 32BIT 128LQFP
標準包裝: 90
控制器類型: 以太網(wǎng)開關控制器
接口: PCI
電源電壓: 3.1 V ~ 3.5 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 128-LQFP
供應商設備封裝: 128-LQFP(14x14)
包裝: 托盤
產(chǎn)品目錄頁面: 1081 (CN2011-ZH PDF)
配用: 576-1635-ND - BOARD EVALUATION KSZ8842-16MVL
其它名稱: 576-3270
Micrel, Inc.
KSZ8842-16/32 MQL/MVL/MVLI/MBL
October 2007
123
M9999-102207-1.9
Electrical Characteristics
(1)
Parameter
Symbol
Condition
Min
Typ
Max
Supply Current for 100BASE-TX Operation
(2) (All Ports@100% Utilization)
100BASE-TX
(analog core + PLL + digital core +
transceiver + digital I/O)
Iddxio
VDDATX, VDDARX, VDDIO = 3.3V;
Chip only (no transformer)
122mA
Supply Current for 10BASE-T Operation
(2) (All Ports@100% Utilization)
10BASE-T
(analog core + PLL + digital core +
transceiver + digital I/O)
Iddxio
VDDATX, VDDARX, VDDIO = 3.3V;
Chip only (no transformer)
90mA
TTL Inputs
Input High Voltage
Vih
2.0V
Input Low Voltage
V
il
0.8V
Input Current
Iin
V
in = GND ~ VDDIO
-10A
10A
TTL Outputs
Output High Voltage
Voh
Ioh = -8 mA
2.4V
Output Low Voltage
Vol
Iol = 8 mA
0.4V
Output Tri-state Leakage
|Ioz|
10A
100Base-TX Transmit (measured differentially after 1:1 transformer)
Peak Differential Output Voltage
Vo
100
termination on the differential
output.
+0.95V
+1.05V
Output Voltage Imbalance
Vimb
100
termination on the differential
output
2%
Rise/Fall Time
Tr/Tf
3ns
5ns
Rise/Fall Time Imbalance
0ns
0.5ns
Duty Cycle Distortion
+
0.25ns
Overshoot
5%
Reference Voltage of ISET
Vset
0.5V
Output Jitter
Peak to peak
0.7ns
1.4ns
10Base-T Receive
Squelch Threshold
Vsq
5MHz square wave
400mV
10Base-T Transmit (measured differentially after 1:1 transformer)
Peak Differential Output Voltage
Vo
100
termination on the differential
output
2.4V
Output Jitter
Peak to peak
1.8ns
3.5ns
Table 23. Electrical Characteristics
Notes:
1. TA = 25°C, specification for packaged product only.
2. A single port’s transformer consumes an additional 45mA at 3.3V for 100BASE-T and 70mA at 3.3V for 10BASE-T.
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