(VDD = 2.5 V ±5%, T
參數(shù)資料
型號(hào): SI5020-B-GM
廠商: Silicon Laboratories Inc
文件頁(yè)數(shù): 19/22頁(yè)
文件大小: 0K
描述: IC CLK DATA REC SONET/SDH 20-QFN
標(biāo)準(zhǔn)包裝: 75
系列: SiPHY™, DSPLL®
類型: 時(shí)鐘和數(shù)據(jù)恢復(fù)(CDR)
PLL:
主要目的: 以太網(wǎng),SONET/SDH,ATM 應(yīng)用
輸入: 時(shí)鐘
輸出: CML
電路數(shù): 1
比率 - 輸入:輸出: 1:2
差分 - 輸入:輸出: 是/是
頻率 - 最大: 2.7GHz
電源電壓: 2.375 V ~ 2.625 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 20-VFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 20-QFN(4x4)
包裝: 管件
Si5020
6
Rev. 1.5
Table 2. DC Characteristics
(VDD = 2.5 V ±5%, TA = –40 to 85 °C)
Parameter
Symbol
Test Condition
Min
Typ
Max
Unit
Supply Current
OC-48 and FEC (2.7 GHz)
GbE
OC-12
OC-3
IDD
108
113
117
124
122
127
131
138
mA
Power Dissipation
OC-48 and FEC (2.7 GHz)
GbE
OC-12
OC-3
PD
270
283
293
310
320
333
344
362
mW
Common Mode Input Voltage
(DIN, REFCLK)*
VICM
varies with VDD
—.80 x VDD
—V
Single-Ended Input Voltage (DIN, REFCLK)*
VIS
See Figure 1
200
750
mVPP
Differential Input Voltage Swing
(DIN, REFCLK)*
VID
See Figure 1
200
1500
mVPP
Input Impedance (DIN, REFCLK)*
RIN
Line-to-Line
84
100
116
Differential Output Voltage Swing (DOUT)
OC48/12/3
VOD
100
Load
Line-to-Line
780
990
1260
mVPP
Differential Output Voltage Swing (CLKOUT)
OC48/12/3
VOD
100
Load
Line-to-Line
550
900
1260
mVPP
Output Common Mode Voltage
(DOUT,CLKOUT)
VOCM
100
Load
Line-to-Line
—VDD
0.23
—V
Output Impedance (DOUT,CLKOUT)
ROUT
Single-ended
84
100
116
Output Short to GND (DOUT,CLKOUT)
ISC(–)
—25
31
mA
Output Short to VDD (DOUT,CLKOUT)
ISC(+)
–17.5
–14.5
mA
Input Voltage Low (LVTTL Inputs)
VIL
——
.8
V
Input Voltage High (LVTTL Inputs)
VIH
2.0
V
Input Low Current (LVTTL Inputs)
IIL
——
10
A
Input High Current (LVTTL Inputs)
IIH
——
10
A
Output Voltage Low (LVTTL Outputs)
VOL
IO =2mA
0.4
V
Output Voltage High (LVTTL Outputs)
VOH
IO =2mA
2.0
V
Input Impedance (LVTTL Inputs)
RIN
10
k
PWRDN/CAL Leakage Current
IPWRDN
VPWRDN 0.8 V
15
25
35
A
*Note: The DIN and REFCLK inputs may be driven differentially or single-endedly. When driving single-endedly, the voltage
swing of the signal applied to the active input must exceed the specified minimum Differential Input Voltage Swing (VID
min) and the unused input must be ac coupled to ground. When driving differentially, the difference between the positive
and negative input signals must exceed VID min. (Each individual input signal needs to swing only half of this range.) In
either case, the voltage applied to any individual pin (DIN+, DIN–, REFCLK+, or REFCLK–) must not exceed the
specified maximum Input Voltage Range (VIS max).
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