參數(shù)資料
型號： MAX3945ETE+
廠商： Maxim Integrated Products
文件頁數(shù)： 23/24頁
文件大?。?/td> 0K
描述： IC AMP LIMITING 3.3V LP 16TQFN
產(chǎn)品培訓(xùn)模塊： Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝： 100
類型： 限幅放大器
應(yīng)用： 光纖學(xué)網(wǎng)絡(luò)
安裝類型： 表面貼裝
封裝/外殼： 16-WFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝： 16-TQFN-EP（3x3）
包裝： 管件
8 ______________________________________________________________________________________
MAX3945
1.0625Gbps to 11.3Gbps,
SFP+ Dual-Path Limiting Amplifier
Typical Operating Characteristics (continued)
(VCC = 3.3V, TA = +25NC, unless otherwise noted. Registers are set to default values, unless otherwise noted, and the 3-wire interface
is static during measurements.)
DIFFERENTIAL OUTPUT SIGNAL LEVEL
vs. SET_CML DAC SETTING
MAX3945
toc10
SET_CML DAC SETTING
DIFFERENTIAL
OUTPUT
AMPLITUDE
(mV
P-P
)
250
200
100
150
500
600
700
800
1000
900
1100
1200
400
50
300
RXDE_EN = 0
RXDE1 = 0, RXDE0 = 0
RXDE1 = 0, RXDE0 = 1
RXDE1 = 1,
RXDE0 = 0
RXDE1 = 1,
RXDE0 = 1
DEEMPHASIS VALUE
vs. SET_CML DAC SETTING
(RATE_SEL = 1)
MAX3945
toc11
SET_CML DAC SETTING
DEEMPHASIS
LEVEL
(dB)
200
150
100
2
4
6
0
50
250
RXDE1 = 1, RXDE0 = 1
RXDE1 = 1, RXDE0 = 0
RXDE1 = 0, RXDE0 = 1
RXDE1 = 0,
RXDE0 = 0
RXDE_EN = 0
Rx INPUT-BASED LOS THRESHOLD vs. DAC
CODE (LOS1_EN = 1 AND LOS2_EN = 0)
MAX3945
toc12
SET_LOS[5:0] DAC CODE
LOS
THRESHOLD
(mV
P-P
)
60
50
10
20
30
40
20
40
60
80
100
120
140
160
0
70
DEASSERT
ASSERT
RSSI MONITOR-BASED LOS THRESHOLDS
(LOS1_EN = 0 AND LOS2_EN = 1)
MAX3945
toc13
SET_LOS[5:0] DAC CODE
LOS
THRESHOLD
(mV)
60
50
30
40
20
10
20
40
60
80
100
120
140
160
180
0
70
DEASSERT
ASSERT
LOS MASKING TIME vs. DAC SETTING
MAX3945
toc14
SET_LOSTIMER[6:0] DAC CODE
MASKING
TIME
(s)
120
100
80
60
40
20
1000
2000
3000
4000
5000
0
DETERMINISTIC JITTER vs. INPUT AMPLITUDE AT 1.25Gbps
(K28.5 PATTERN, 933MHz INPUT FILTER)
MAX3945
toc15
SIGNAL AMPLITUDE (mVP-P)
DJ
(ps)
1000
800
600
400
200
10
15
20
25
5
0
1200
RATE_SEL = 0, BW1 = 0, BW2 = 0
DETERMINISTIC JITTER AT 10.32Gbps
(PRBS7 PATTERN WITH 100 CIDs, RATE_SEL = 1)
MAX3945
toc16
INPUT SIGNAL AMPLITUDE (mVP-P)
DJ
(ps)
1000
800
200
400
600
1
2
3
4
5
6
7
8
9
10
0
1200
DETERMINISTIC JITTER vs. DATA RATE
(INPUT = 100mVP-P)
MAX3945
toc17
DATA RATE (Gbps)
DJ
(ps)
9
6
3
5
10
15
20
25
0
12
K28.5 PATTERN, RATE_SEL = 1
DJ WITH 100mVP-P NOISE
ON POWER SUPPLY
DJ WITH NO NOISE ON POWER SUPPLY
POWER-SUPPLY CURRENT vs. TEMPERATURE
(SET_CML[7:0] = 91d)
MAX3945
toc18
TEMPERATURE (°C)
POWER-SUPPLY
CURRENT
(mA)
80
60
40
20
0
-20
30
40
50
60
70
80
20
-40
100
LOS2_EN = 0 AND LOS1_EN = 1
LOS2_EN = 1 AND LOS1_EN = 0
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX3945ETE+ 功能描述:限幅放大器 1.0625-11.3Gbps SFP Dual-Path Limit Amp RoHS:否 制造商:Micrel 輸入電壓范圍（最大值）:3.6 V 工作電源電壓:3.3 V 電源電流:40 mA 工作溫度范圍:- 40 C to + 85 C 封裝 / 箱體:MSOP-10 封裝:Tube
MAX3945ETE+T 功能描述:限幅放大器 1.0625-11.3Gbps SFP Dual-Path Limit Amp RoHS:否 制造商:Micrel 輸入電壓范圍（最大值）:3.6 V 工作電源電壓:3.3 V 電源電流:40 mA 工作溫度范圍:- 40 C to + 85 C 封裝 / 箱體:MSOP-10 封裝:Tube
MAX3945EVKIT 功能描述:放大器 IC 開發(fā)工具 RoHS:否 制造商:International Rectifier 產(chǎn)品:Demonstration Boards 類型:Power Amplifiers 工具用于評估:IR4302 工作電源電壓:13 V to 23 V
MAX3945EVKIT+ 功能描述:限幅放大器 Evaluation Kit for the MAX3945 RoHS:否 制造商:Micrel 輸入電壓范圍（最大值）:3.6 V 工作電源電壓:3.3 V 電源電流:40 mA 工作溫度范圍:- 40 C to + 85 C 封裝 / 箱體:MSOP-10 封裝:Tube
MAX3946ETG+ 功能描述:激光驅(qū)動器 1.0625-11.3Gbps SFP Dual-Path Limit Amp RoHS:否 制造商:Micrel 數(shù)據(jù)速率:4.25 Gbps 工作電源電壓:3 V to 3.6 V 電源電流:80 mA 最大工作溫度:+ 85 C 封裝 / 箱體:QFN-16 封裝:Tube
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