MAX197ACAI(1996) 데이터 시트보기 (PDF) - Maxim Integrated
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MAX197ACAI
(Rev.:1996)
(Rev.:1996)
Maxim Integrated
MAX197ACAI Datasheet PDF : 16 Pages
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Multi-Range (±10V, ±5V, +10V, +5V),
Single +5V, 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
POWER REQUIREMENTS
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
Supply Voltage
VDD
Supply Current
IDD
Power-Supply Rejection Ratio
(Note 8)
TIMING
Internal Clock Frequency
External Clock Frequency Range
PSRR
fCLK
fCLK
Acquisition Time
tACQI
tACQE
Conversion Time
tCONV
Throughput Rate
Normal mode, bipolar ranges
Normal mode, unipolar ranges
Standby power-down (STBYPD)
Full power-down mode (FULLPD) (Note 7)
External reference = 4.096V
Internal reference
CCLK = 100pF
Internal acquisition
External CLK
Internal CLK
External acquisition (Note 9)
After FULLPD or STBYPD
External CLK
Internal CLK, CCLK = 100pF
External CLK
Internal CLK, CCLK = 100pF
4.75
5.25
V
18
mA
6
10
700
850
µA
120
±1/2
LSB
±1/2
1.25 1.56 2.00 MHz
0.1
2.0 MHz
3.0
3.0
5.0
µs
3.0
5
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 CREF = 4.7µF
capacitor fully discharged CREF = 33µF
DIGITAL INPUTS (D7–D0, CLK, RD, WR, CS, HBEN, SHDN) (Note 11)
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)
Output Low Voltage
VOL VDD = 4.75V, ISINK = 1.6mA
Output High Voltage
VOH VDD = 4.75V, ISOURCE = 1mA
Three-State Output Capacitance COUT (Note 5)
8
ms
60
2.4
V
0.8
V
±10
µA
15
pF
VDD - 1
0.4
V
V
15
pF
4 _______________________________________________________________________________________
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