Internal Voltage Reference (VREF
參數資料
型號: SM802109UMG TR
廠商: Micrel Inc
文件頁數: 6/11頁
文件大?。?/td> 0K
描述: IC SYNTHESIZER QUAD 100MHZ 24QFN
產品培訓模塊: High Bandwidth Product Overview
特色產品: SM802109 Synthesizer
標準包裝: 1
系列: ClockWorks™, PCI Express® (PCIe), RotaryWave™
類型: 時鐘/頻率合成器,多路復用器
PLL:
主要目的: PCI Express(PCIe)
輸入: LVCMOS,晶體
輸出: HCSL
電路數: 1
比率 - 輸入:輸出: 2:4
差分 - 輸入:輸出: 無/是
頻率 - 最大: 100MHz
電源電壓: 2.375 V ~ 3.465 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 24-VFQFN
供應商設備封裝: 24-QFN(4x4)
包裝: 標準包裝
其它名稱: 576-3959-6
MCP4802/4812/4822
DS22249A-page 4
2010 Microchip Technology Inc.
Internal Voltage Reference (VREF)
Internal Reference Voltage
VREF
2.008
2.048
2.088
V
VOUTA when G = 1x and
Code = 0xFFFh
Temperature Coefficient
VREF/°C
125
325
ppm/°C
-40°C to 0°C
0.25
0.65
LSb/°C
-40°C to 0°C
45
160
ppm/°C
0°C to +85°C
0.09
0.32
LSb/°C
0°C to +85°C
Output Noise (VREF Noise)
ENREF
(0.1-
10 Hz)
—290
Vp-p
Code = 0xFFFh, G = 1x
Output Noise Density
eNREF
(1 kHz)
—1.2
V/
Hz Code = 0xFFFh, G = 1x
eNREF
(10 kHz)
—1.0
V/
Hz Code = 0xFFFh, G = 1x
1/f Corner Frequency
fCORNER
—400
Hz
Output Amplifier
Output Swing
VOUT
0.01 to
VDD – 0.04
V
Accuracy is better than 1 LSb for
VOUT = 10 mV to (VDD–40 mV)
Phase Margin
PM
66
Degree
(°)
CL= 400 pF, RL =
Slew Rate
SR
0.55
V/s
Short Circuit Current
ISC
—15
24
mA
Settling Time
tSETTLING
4.5
s
Within 1/2 LSb of final value from
1/4 to 3/4 full-scale range
Dynamic Performance (Note 2)
DAC-to-DAC Crosstalk
<10
nV-s
Major Code Transition Glitch
45
nV-s
1 LSb change around major carry
(0111...1111 to
1000...0000)
Digital Feedthrough
<10
nV-s
Analog Crosstalk
<10
nV-s
ELECTRICAL CHARACTERISTICS (CONTINUED)
Electrical Specifications: Unless otherwise indicated, VDD = 5V, VSS = 0V, VREF = 2.048V,
Output Buffer Gain (G) = 2x, RL = 5 k to GND, CL = 100 pF, TA = -40 to +85°C. Typical values are at +25°C.
Parameters
Sym
Min
Typ
Max
Units
Conditions
Note 1:
Guaranteed monotonic by design over all codes.
2:
This parameter is ensured by design, and not 100% tested.
相關PDF資料
PDF描述
SM840002KA TR IC CLK SYNTHESIZER LN 16-TSSOP
SM840004-11KA TR IC CLOCK SYNTHESIZER LN 20TSSOP
SM843001-106KA TR IC CLK SYNTHESIZER FIBRE 8-TSSOP
SM843001-212KA TR IC CLK SYNTHESIZER FIBRE 8-TSSOP
SM843031-01KA TR IC CLK SYNTHESIZER FIBRE 8-TSSOP
相關代理商/技術參數
參數描述
SM802110 制造商:MICREL 制造商全稱:Micrel Semiconductor 功能描述:ClockWorksa?¢ CPRI 153.6MHz Ultra-Low Jitter, LVPECL Frequency Synthesizer
SM802110UMG 功能描述:時鐘合成器/抖動清除器 153.6MHz, Single-output LVPECL RoHS:否 制造商:Skyworks Solutions, Inc. 輸出端數量: 輸出電平: 最大輸出頻率: 輸入電平: 最大輸入頻率:6.1 GHz 電源電壓-最大:3.3 V 電源電壓-最小:2.7 V 封裝 / 箱體:TSSOP-28 封裝:Reel
SM802110UMG TR 功能描述:時鐘合成器/抖動清除器 153.6MHz, Single-output LVPECL RoHS:否 制造商:Skyworks Solutions, Inc. 輸出端數量: 輸出電平: 最大輸出頻率: 輸入電平: 最大輸入頻率:6.1 GHz 電源電壓-最大:3.3 V 電源電壓-最小:2.7 V 封裝 / 箱體:TSSOP-28 封裝:Reel
SM802111 制造商:MICREL 制造商全稱:Micrel Semiconductor 功能描述:ClockWork GbE Dual 125MHz Ultra-Low Jitter, LVPECL Frequency Synthesizer
SM802111UMG 功能描述:時鐘合成器/抖動清除器 GbE 125MHz, 2 LVPECL Output Clock Syn RoHS:否 制造商:Skyworks Solutions, Inc. 輸出端數量: 輸出電平: 最大輸出頻率: 輸入電平: 最大輸入頻率:6.1 GHz 電源電壓-最大:3.3 V 電源電壓-最小:2.7 V 封裝 / 箱體:TSSOP-28 封裝:Reel