MAX199ACAI 데이터 시트보기 (PDF) - Maxim Integrated
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MAX199ACAI
Maxim Integrated
MAX199ACAI Datasheet PDF : 16 Pages
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Multi-Range (±4V, ±2V, +4V, +2V),
+5V Supply, 12-Bit DAS with 8+4 Bus Interface
ELECTRICAL CHARACTERISTICS (continued)
(VDD = 5V ±5%; unipolar/bipolar range; external reference mode, VREF = 4.096V; 4.7µF at REF pin; external clock, fCLK = 2.0MHz
with 50% duty cycle; TA = TMIN to TMAX, unless otherwise noted.)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
POWER REQUIREMENTS
Supply Voltage
Supply Current
VDD
Normal mode, bipolar ranges
Normal mode, unipolar ranges
IDD
Standby power-down (STBYPD)
Full power-down mode (FULLPD) (Note 7)
4.75
5.25
V
18
mA
6
10
700
850
µA
60
120
Power-Supply Rejection Ratio
(Note 8)
TIMING
PSRR
External reference = 4.096V
Internal reference
±1/2
LSB
±1/2
Internal Clock Frequency
External Clock Frequency Range
fCLK
fCLK
Acquisition Time
tACQI
tACQE
CCLK = 100pF
Internal acquisition
External CLK
Internal CLK
External acquisition (Note 9)
After FULLPD or STBYPD
1.25 1.56 2.00 MHz
0.1
2.0 MHz
3.0
3.0
5.0
µs
3.0
5
Conversion Time
Throughput Rate
tCONV
External CLK
Internal CLK, CCLK = 100pF
External CLK
Internal CLK, CCLK = 100pF
6.0
µs
6.0
7.7
10.0
100
ksps
62
Bandgap Reference
Start-Up Time
Power-up (Note 10)
200
µs
Reference Buffer Settling
To 0.1mV, REF
bypass capacitor
fully discharged
CREF = 4.7µF
CREF = 33µF
DIGITAL INPUTS (D7–D0, CLK, RD, WR, CS, HBEN, SHDN) (Note 11)
8
ms
60
Input High Voltage
VINH
Input Low Voltage
VINL
Input Leakage Current
IIN
VIN = 0V or VDD
Input Capacitance
CIN (Note 5)
DIGITAL OUTPUTS (D7–D4, D3/D11, D2/D10, D1/D9, D0/D8, INT)
2.4
V
0.8
V
±10
µA
15
pF
Output Low Voltage
Output High Voltage
Three-State Output Capacitance
VOL
VOH
COUT
VDD = 4.75V, ISINK = 1.6mA
VDD = 4.75V, ISOURCE = 1mA
(Note 5)
VDD - 1
0.4
V
V
15
pF
4 _______________________________________________________________________________________
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