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參數(shù)資料
型號(hào): MAX9939EVKIT+
廠(chǎng)商: Maxim Integrated Products
文件頁(yè)數(shù): 9/15頁(yè)
文件大?。?/td> 0K
描述: KIT EVAL FOR MAX9939
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 1
每 IC 通道數(shù): 2 - 雙
放大器類(lèi)型: 可編程增益
輸出類(lèi)型: 差分
轉(zhuǎn)換速率: 9 V/µs
電流 - 輸出 / 通道: 70mA
工作溫度: -40°C ~ 125°C
電流供應(yīng)(主 IC): 3.4mA
電壓 - 電源,單路/雙路(±): 2.9 V ~ 5.5 V
板類(lèi)型: 完全填充
已供物品: 板,軟件
已用 IC / 零件: MAX9939
MAX9939
SPI Programmable-Gain Amplifier
with Input VOS Trim and Output Op Amp
3
Maxim Integrated
Note 1: All devices are 100% production tested at TA = +25°C. Temperature limits are guaranteed by design.
Note 2: The input offset voltage includes the effects of mismatches in the internal VCC/2 resistor dividers.
Note 3: For gain of 0.25V/V, the input common-mode range is -1V to VCC - 2V.
Note 4: The input current of a CMOS device is too low to be accurately measured on an ATE and is typically on the order of 1pA.
Note 5: Parts are functional with fSCLK = 10MHz.
ELECTRICAL CHARACTERISTICS (continued)
(VCC = 5V, VGND = 0V, VINA+ = VINA-, Gain = 10V/V, ROUTA = ROUTB = 1k to VCC/2, TA = TMIN to TMAX, unless otherwise noted.
Typical values are at TA = +25°C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Unity-Gain Bandwidth
UGBW
2.2
MHz
Slew Rate
SR
6.4
V/s
Settling Time
tS
To 1%, 2V output step
0.86
s
Input-Voltage Noise Density
VN
36
nV
/√Hz
Distortion
THD
f = 1kHz, VOUTA = 2.5VP-P, gain = -1V/V
90
dB
Max Capacitive Load
CL(MAX)
1nF
Output Swing
VOH, VOL
Voltage output high = VCC - VOUTB,
voltage output low = VOUTB - VGND
25
60
mV
POWER SUPPLY
Supply Voltage Range
VCC
Guaranteed by PSRR
2.9
5.5
V
Power-Supply Rejection Ratio
PSRR
1k
between OUTA and INB, 1k between
OUTB and INB, measured differentially
between OUTA and OUTB
60
80
dB
Supply Current
ICC
OUTA and OUTB unloaded
3.4
6.7
mA
Shutdown Supply Current
ISHDN
Soft shutdown through SPI
13
24
A
SPI CHARACTERISTICS
Input-Voltage Low
VIL
0.8
V
VCC = 5V
2.0
Input-Voltage High
VIH
VCC = 3.3V
1.65
V
Input Leakage Current
IIN
±1
A
Input Capacitance
CIN
5pF
SPI TIMING CHARACTERISTICS
SCLK Frequency
fSCLK
(Note 5)
5
MHz
SCLK Period
tCP
200
ns
SCLK Pulse-Width High
tCH
80
ns
SCLK Pulse-Width Low
tCL
80
ns
CS Fall to SCLK Rise Setup
tCSS
80
ns
CS Fall to SCLK Rise Hold
tCSH
20 + (0.5
x tCP)
ns
DIN to SCLK Setup
tDS
55
ns
DIN Hold after SCLK
tDH
0ns
SCLK Rise to CS Fall Delay
tCS0
20
ns
CS Rise to SCLK Rise Hold
tCS1
80
ns
CS Pulse-Width High
tCSW
200
ns
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