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參數(shù)資料
| 型號： | ADA4937-2YCPZ-R7 |
| 廠商： | Analog Devices Inc |
| 文件頁數(shù)： | 24/29頁 |
| 文件大?。?/td> | 0K |
| 描述： | IC ADC DRIVER DIFF DUAL 24LFCSP |
| 標準包裝： | 1 |
| 類型： | ADC 驅動器 |
| 應用： | 數(shù)據(jù)采集 |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 24-VFQFN 裸露焊盤，CSP |
| 供應商設備封裝： | 24-LFCSP-VQ（4x4） |
| 包裝： | 標準包裝 |
| 產品目錄頁面： | 765 (CN2011-ZH PDF) |
| 其它名稱： | ADA4937-2YCPZ-R7DKR |
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Data Sheet
ADA4937-1/ADA4937-2
Rev. D | Page 3 of 28
SPECIFICATIONS
5 V OPERATION
TA = 25°C, +VS = 5 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 specifica-
tions refer to single-ended input and differential outputs, unless otherwise noted.
±DIN to ±OUT Performance
Table 1.
Parameter
Test Conditions/Comments
Min
Typ
Max
Unit
DYNAMIC PERFORMANCE
3 dB Small Signal Bandwidth
VOUT, dm = 0.1 V p-p
1900
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
1700
MHz
Slew Rate
VOUT, dm = 2 V p-p; 25% to 75%
6000
V/s
Settling Time
VOUT, dm = 2 V p-p
7
ns
Overdrive Recovery Time
VIN = 0 V to 1.5 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
112
dBc
VOUT, dm = 2 V p-p; 70 MHz
84
dBc
VOUT, dm = 2 V p-p; 100 MHz
77
dBc
Third Harmonic
VOUT, dm = 2 V p-p; 10 MHz
102
dBc
VOUT, dm = 2 V p-p; 70 MHz
91
dBc
VOUT, dm = 2 V p-p; 100 MHz
84
dBc
IMD
f1 = 70 MHz; f2 = 70.1 MHz; VOUT, dm = 2 V p-p
91
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 = 2.5 V
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 Offset Current
2
+0.5
+2
A
Input Resistance
Differential
6
M
Common mode
3
M
Input Capacitance
1
pF
Input Common-Mode Voltage
0.3 to 3.0
V
CMRR
VOUT, dm/VIN, cm; VIN, cm = ±1 V
69
80
dB
OUTPUT CHARACTERISTICS
Output Voltage Swing
Maximum VOUT; single-ended output; RF = RG = 10 k
0.9
4.1
V
Linear Output Current
Per amplifier; RL, dm = 20 ; f = 10 MHz
±70
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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