參數(shù)資料
型號(hào)： MCP4342T-503E/ST
廠商： Microchip Technology
文件頁數(shù)： 41/59頁
文件大?。?/td> 0K
描述： IC DGTL POT QUAD 50K 14TSSOP
標(biāo)準(zhǔn)包裝： 2,500
系列： WiperLock™
接片： 129
電阻（歐姆）： 50k
電路數(shù)： 4
溫度系數(shù)： 標(biāo)準(zhǔn)值 150 ppm/°C
存儲(chǔ)器類型： 非易失
接口： 4 線 SPI（芯片選擇）
電源電壓： 2.7 V ~ 5.5 V
工作溫度： -40°C ~ 125°C
安裝類型： 表面貼裝
封裝/外殼： 14-TSSOP（0.173"，4.40mm 寬）
供應(yīng)商設(shè)備封裝： 14-TSSOP
包裝： 帶卷 (TR)
Micrel, Inc.
KSZ9021GQ
September 2010
46
M9999-091010-1.2
Absolute Maximum Ratings
(1)
Supply Voltage
(DVDDL, AVDDL, AVDDL_PLL).......-0.5V to Vdd+10%
(AVDDH) ...........................................-0.5V to Vdd+10%
(DVDDH)...........................................-0.5V to Vdd+10%
Input Voltage (all inputs) .........................-0.5V to Vdd+10%
Output Voltage (all outputs) ....................-0.5V to Vdd+10%
Lead Temperature (soldering, 10sec.)....................... 260°C
Storage Temperature (Ts) ..........................-55°C to +150°C
Operating Ratings
(2)
Supply Voltage
(DVDDL, AVDDL, AVDDL_PLL).... +1.140V to +1.260V
(AVDDH)........................................ +3.135V to +3.465V
(DVDDH @ 3.3V) .......................... +3.135V to +3.465V
(DVDDH @ 2.5V) .......................... +2.375V to +2.625V
Ambient Temperature
(TA Commercial: KSZ9021GQ)................ 0°C to +70°C
(TA Industrial: KSZ9021GQI) ................-40°C to +85°C
Maximum Junction Temperature (TJ Max) ................. 125°C
Thermal Resistance (
θJA) ....................................41.54°C/W
Thermal Resistance (
θJC) ....................................19.78°C/W
Electrical Characteristics
(3)
Symbol
Parameter
Condition
Min
Typ
Max
Units
Supply Current – Core / Digital I/Os
1000Base-T Link-up (no traffic)
522
mA
1000Base-T Full-duplex @ 100% utilization
555
mA
100Base-TX Link-up (no traffic)
159
mA
100Base-TX Full-duplex @ 100% utilization
160
mA
10Base-T Link-up (no traffic)
7
mA
10Base-T Full-duplex @ 100% utilization
7
mA
Power-saving Mode (cable un-plugged)
15
mA
Software Power Down Mode (register 0.11 =1)
1.3
mA
ICORE
1.2V total of:
DVDDL (1.2V digital core) +
AVDDL (1.2V analog core) +
AVDDL_PLL (1.2V for PLL)
Chip Power Down Mode
(strap-in pins MODE[3:0] = 0111)
1.2
mA
1000Base-T Link-up (no traffic)
22
mA
1000Base-T Full-duplex @ 100% utilization
39
mA
100Base-TX Link-up (no traffic)
15
mA
100Base-TX Full-duplex @ 100% utilization
19
mA
10Base-T Link-up (no traffic)
10
mA
10Base-T Full-duplex @ 100% utilization
11
mA
Power-saving Mode (cable un-plugged)
14
mA
Software Power Down Mode (register 0.11 =1)
8
mA
IDVDDH_2.5
2.5V for digital I/Os
(GMII / MII operating @ 2.5V)
Chip Power Down Mode
(strap-in pins MODE[3:0] = 0111)
1
mA
1000Base-T Link-up (no traffic)
32
mA
1000Base-T Full-duplex @ 100% utilization
57
mA
100Base-TX Link-up (no traffic)
19
mA
100Base-TX Full-duplex @ 100% utilization
25
mA
10Base-T Link-up (no traffic)
13
mA
10Base-T Full-duplex @ 100% utilization
17
mA
Power-saving Mode (cable un-plugged)
23
mA
Software Power Down Mode (register 0.11 =1)
16
mA
IDVDDH_3.3
3.3V for digital I/Os
(GMII / MII operating @ 3.3V)
Chip Power Down Mode
(strap-in pins MODE[3:0] = 0111)
1
mA
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