參數(shù)資料
型號： MAX2037CCQ+T
廠商： Maxim Integrated Products
文件頁數(shù)： 7/13頁
文件大小： 0K
描述： IC AMP VARIABLE GAIN 100-TQFP
產(chǎn)品培訓(xùn)模塊： Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝： 250
類型： 可變增益放大器
應(yīng)用： 醫(yī)療用超聲波成像，聲納
安裝類型： 表面貼裝
封裝/外殼： 100-TQFP 裸露焊盤
供應(yīng)商設(shè)備封裝： 100-TQFP-EP（14x14）
包裝： 帶卷 (TR)
MAX2037
Ultrasound Variable-Gain Amplifier
_______________________________________________________________________________________
3
AC ELECTRICAL CHARACTERISTICS
(Figure 2, VCC = VREF = 4.75V to 5.25V, VCM = (3/5)VREF, TA = 0°C to +70°C, VGND = 0, PD = 0, VG_CLAMP_MODE = 1, fRF =
5MHz, capacitance to GND at each of the VGA differential outputs is 60pF, differential capacitance across the VGA outputs is 10pF,
RL = 1k
Ω. Typical values are at VCC = VREF = 5V, TA = +25°C, unless otherwise noted.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Differential output
capacitance is 10pF,
capacitance to GND at
each single-ended
output is 60pF, RL = 1k
Ω
18
Full-Scale Bandwidth
f-1.3dB
VOUT = 1.5VP-P,
3dB bandwidth,
gain = 10dB
No capacitive load
RL = 1k
Ω
29
MHz
Small Signal Bandwidth
f-1.3dB
VOUT = 1.5mVP-P, 3dB bandwidth,
gain = 10dB
30
MHz
Differential Input Resistance
RIN
170
200
230
Ω
Input Effective Capacitance
CIN
fRF = 10MHz, each input to ground
15
pF
Differential Output Resistance
ROUT
100
Ω
Maximum Gain
+29.5
dB
Minimum Gain
-12.5
dB
Gain Range
42
dB
Absolute Gain Error
TA = +25
°C, full gain range 0% to 100%,
VREF = 5V
±0.25
±1.5
dB
VGA Gain Response Time
40dB gain change to within 1dB final value
1
s
Input-Referred Noise
VG_CTL set for maximum gain,
no input signal
2
nV/
√Hz
No input signal
22
Output-Referred Noise
VG_CTL set for
+10dB of gain
VOUT = 1.5VP-P,
1kHz offset
55
nV/
√Hz
VG_CLAMP_MODE = 1,
VG_CTL set for +10dB of gain,
fRF = 5MHz, VOUT = 1.5VP-P
-70
Second Harmonic
HD2
VG_CLAMP_MODE = 1,
VG_CTL set for +10dB of gain,
fRF = 10MHz, VOUT = 1.5VP-P
-55
-65
dBc
Third-Order Intermodulation
Distortion
IMD3
VG_CLT set for +10dB of gain, fRF1 = 5MHz,
fRF2 = 5.01MHz, VOUT = 1.5VP-P, VREF = 5V
(Note 4)
-40
-52
dBc
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參數(shù)描述
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