SPT7862 データシートの表示（PDF） - Cadeka Microcircuits LLC.
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SPT7862 Datasheet PDF : 10 Pages
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ABSOLUTE MAXIMUM RATINGS (Beyond which damage may occur)1 25 °C
Supply Voltages
AVDD ......................................................................... +6 V
DVDD ......................................................................... +6 V
Input Voltages
Analog Input ................................. –0.5 V to AVDD +0.5 V
VREF ................................................................. 0 to AVDD
CLK Input ................................................................... VDD
AVDD – DVDD ...................................................... ±100 mV
AGND – DGND .................................................. ±100 mV
Output
Digital Outputs ....................................................... 10 mA
Temperature
Operating Temperature ............................. –40 to +85 °C
Junction Temperature ......................................... +175 °C
Lead Temperature, (soldering 10 seconds) ........ +300 °C
Storage Temperature ............................... –65 to +150 °C
Note: 1. Operation at any Absolute Maximum Rating is not implied. See Electrical Specifications for proper nominal
applied conditions in typical applications.
ELECTRICAL SPECIFICATIONS
TA=TMIN to TMAX, AVDD=DVDD=OVDD=+5.0 V, VIN=0 to 4 V, ƒS=40 MSPS, VRHS=4.0 V, VRLS=0.0 V, unless otherwise specified.
PARAMETERS
Resolution
TEST
CONDITIONS
TEST
LEVEL
SPT7862
MIN
TYP
10
MAX
UNITS
Bits
DC Accuracy
Integral Nonlinearity
Differential Nonlinearity
V
±1.0
LSB
V
±0.5
LSB
Analog Input
Input Voltage Range
Input Resistance
Input Capacitance
Input Bandwidth
Offset
Gain Error
(Small Signal)
IV
VRLS
V
29
V
5.0
V
250
V
±2.0
V
±2.0
VRHS
V
kΩ
pF
MHz
LSB
LSB
Reference Input
Resistance
Voltage Range
VRLS
VRHS
VRHS – VRLS
∆(VRHF – VRHS)
∆(VRLS – VRLF)
Conversion Characteristics
Maximum Conversion Rate
Minimum Conversion Rate
Pipeline Delay (Latency)
Aperture Delay Time
Aperture Jitter Time
V
500
Ω
IV
0
–
2.0 V
IV
3.0
–
AVDD V
V
1.0
4.0
5.0 V
V
90
mV
V
75
mV
VI
40
IV
2
IV
V
4.0
V
7
MHz
MHz
12 Clock Cycles
ns
ps(rms)
Dynamic Performance
Effective Number of Bits
ƒIN = 3.58 MHz
V
9.1
Bits
ƒIN = 10.0 MHz
Signal-to-Noise Ratio
VI
7.8
8.3
Bits
(without Harmonics)
ƒIN = 3.58 MHz
V
57.9
dB
ƒIN = 10.0 MHz
TA = +25 °C
I
52
54.2
dB
ƒIN = 10.0 MHz
TA = TMIN to TMAX
IV
47
dB
SPT7862
2
2/23/00
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