TA = 25°C, +V
參數(shù)資料
型號(hào)： ADA4937-2YCPZ-R7
廠(chǎng)商： Analog Devices Inc
文件頁(yè)數(shù)： 26/29頁(yè)
文件大?。?/td> 0K
描述： IC ADC DRIVER DIFF DUAL 24LFCSP
標(biāo)準(zhǔn)包裝： 1
類(lèi)型： ADC 驅(qū)動(dòng)器
應(yīng)用： 數(shù)據(jù)采集
安裝類(lèi)型： 表面貼裝
封裝/外殼： 24-VFQFN 裸露焊盤(pán)，CSP
供應(yīng)商設(shè)備封裝： 24-LFCSP-VQ（4x4）
包裝： 標(biāo)準(zhǔn)包裝
產(chǎn)品目錄頁(yè)面： 765 (CN2011-ZH PDF)
其它名稱(chēng)： ADA4937-2YCPZ-R7DKR
Data Sheet
ADA4937-1/ADA4937-2
Rev. D | Page 5 of 28
3.3 V OPERATION
TA = 25°C, +VS = 3.3 V, VS = 0 V, VOCM = +VS/2, RT = 61.9 Ω, RG = RF = 200 Ω, G = 1, RL, dm = 1 k, unless otherwise noted. All
specifications refer to single-ended input and differential outputs, unless otherwise noted.
±DIN to ±OUT Performance
Table 3.
Parameter
Test Conditions/Comments
Min
Typ
Max
Unit
DYNAMIC PERFORMANCE
3 dB Small Signal Bandwidth
VOUT, dm = 0.1 V p-p
1800
MHz
Bandwidth for 0.1 dB Flatness
VOUT, dm = 0.1 V p-p
200
MHz
Large Signal Bandwidth
VOUT, dm = 2 V p-p
1300
MHz
Slew Rate
VOUT, dm = 2 V p-p; 25% to 75%
4000
V/s
Settling Time
VOUT, dm = 2 V p-p
7
ns
Overdrive Recovery Time
VIN = 0 V to 1.0 V step; G = 3.16
<1
ns
NOISE/HARMONIC PERFORMANCE
See Figure 51 for distortion test circuit
Second Harmonic
VOUT, dm = 2 V p-p; 10 MHz
113
dBc
VOUT, dm = 2 V p-p; 70 MHz
85
dBc
VOUT, dm = 2 V p-p; 100 MHz
77
dBc
Third Harmonic
VOUT, dm = 2 V p-p; 10 MHz
95
dBc
VOUT, dm = 2 V p-p; 70 MHz
77
dBc
VOUT, dm = 2 V p-p; 100 MHz
71
dBc
IMD
f1 = 70 MHz; f2 = 70.1 MHz; VOUT, dm = 2 V p-p
87
dBc
Voltage Noise (RTI)
f = 100 kHz
2.2
nV/√Hz
Input Current Noise
f = 100 kHz
4
pA/√Hz
Noise Figure
G = 4; RT = 136 ; RF = 200 ; RG = 37 ; f = 100 MHz
15
dB
Crosstalk (ADA4937-2)
f = 100 MHz
72
dB
INPUT CHARACTERISTICS
Offset Voltage
VOS, dm = VOUT, dm/2; VDIN+ = VDIN = +VS/2
2.5
±0.5
+2.5
mV
TMIN to TMAX variation
±1
V/°C
Input Bias Current
50
30
10
A
TMIN to TMAX variation
0.01
A/°C
Input Resistance
Differential
6
M
Common mode
3
M
Input Capacitance
1
pF
Input Common-Mode Voltage
0.3 to 1.2
V
CMRR
VOUT, dm/VIN, cm; VIN, cm = ±1 V
67
80
dB
OUTPUT CHARACTERISTICS
Output Voltage Swing
Maximum VOUT; single-ended output; RF = RG = 10 k
0.8
2.5
V
Linear Output Current
Per amplifier; RL, dm = 20 ; f = 10 MHz
±47
mA
Output Balance Error
VOUT, cm/VOUT, dm; VOUT, dm = 1 V; f = 10 MHz;
see Figure 50 for test circuit
61
dB
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