參數(shù)資料
型號: MAX3981UTH+T
廠商: Maxim Integrated Products
文件頁數(shù): 4/9頁
文件大?。?/td> 0K
描述: IC XAUI QUAD EQUAL 44-TQFN
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 2,500
系列: *
應(yīng)用: *
接口: *
電源電壓: *
封裝/外殼: 44-WFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 44-TQFN-EP(7x7)
包裝: 帶卷 (TR)
安裝類型: 表面貼裝
MAX3981
3.125Gbps XAUI Quad Cable Equalizer
4
_______________________________________________________________________________________
Typical Operating Characteristics
(VCC = +3.3V, 3.125Gbps, 500mVp-p cable input with 27 - 1 PRBS, TA = +25°C, unless otherwise noted. Note: Twin-axial cable
used was Tensolite, Z-Skew, 100
Ω, 28AWG. Shielded twisted pair used was Madison 100Ω, 30AWG, spec #14887.)
EQUALIZER INPUT EYE DIAGRAM
AFTER 10m (33ft) OF TWIN-AXIAL CABLE
MAX3981
toc01
50ps/div
100mV/
div
EQUALIZER OUTPUT EYE DIAGRAM
AFTER 10m (33ft) OF TWIN-AXIAL CABLE
MAX3981
toc02
50ps/div
100mV/
div
70
50
130
110
90
170
190
150
210
030
40
10
20
50
60
70
80
EQUALIZER OPERATING
CURRENT vs. TEMPERATURE
MAX3981
toc03
TEMPERATURE (
°C)
CURRENT
(mA)
NORMAL OPERATION
(EN = TTL HIGH)
STANDBY POWER
(EN = TTL LOW)
EQUALIZER INPUT EYE DIAGRAM AFTER
5m (16ft) OF SHIELDED TWISTED PAIR
MAX3981
toc04
50ps/div
60mV/
div
EQUALIZER OUTPUT EYE DIAGRAM AFTER
5m (16ft) OF SHIELDED TWISTED PAIR
MAX3981
toc05
50ps/div
100mV/
div
-50
-30
-40
-10
-20
0
10
50
INPUT RETURN GAIN
(S11, DIFFERENTIAL, INPUT
SIGNAL = -60dBm, DEVICE POWERED OFF)
MAX3981
toc06
FREQUENCY (MHz)
GAIN
(dB)
2050
1050
3050
4050
5050
0
30
20
10
40
50
60
04
3
12
56789
10
EQUALIZER DETERMINISTIC JITTER vs.
CABLE LENGTH
(K28.5 PATTERN, 3.125Gbps)
MAX3981
toc07
LENGTH (m)
JITTER
(ps)
SHIELDED TWISTED PAIR
(MADISON)
TWIN-AXIAL
(TENSOLITE)
0
30
20
10
40
50
60
04
3
12
56789
10
EQUALIZER DETERMINISTIC JITTER vs.
CABLE LENGTH
(K28.5 PATTERN, 2.5Gbps)
MAX3981
toc08
LENGTH (m)
JITTER
(ps)
SHIELDED TWISTED PAIR
(MADISON)
TWIN-AXIAL
(TENSOLITE)
200
250
300
350
400
450
500
020
10
30
40
50
60
70
80
90
EQUALIZER LATENCY
vs. TEMPERATURE
MAX3981
toc09
TEMPERATURE (
°C)
DELAY
(ps)
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