MAX146ACAP(2001) 데이터 시트보기 (PDF) - Maxim Integrated
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MAX146ACAP Datasheet PDF : 24 Pages
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+2.7V, Low-Power, 8-Channel,
Serial 12-Bit ADCs
ELECTRICAL CHARACTERISTICS (continued)
(VDD = +2.7V to +3.6V (MAX146); VDD = +2.7V to +5.25V (MAX147); COM = 0; fSCLK = 2.0MHz; external clock (50% duty cycle); 15
clocks/conversion cycle (133ksps); MAX146—4.7µF capacitor at VREF pin; MAX147—external reference, VREF = 2.500 V applied to
VREF pin; TA = TMIN to TMAX; unless otherwise noted.)
PARAMETER
SYMBOL
CONDITIONS
DIGITAL INPUTS (DIN, SCLK, CS, SHDN)
DIN, SCLK, CS Input High Voltage
DIN, SCLK, CS Input Low Voltage
DIN, SCLK, CS Input Hysteresis
DIN, SCLK, CS Input Leakage
DIN, SCLK, CS Input Capacitance
SHDN Input High Voltage
SHDN Input Mid Voltage
SHDN Input Low Voltage
SHDN Input Current
SHDN Voltage, Floating
SHDN Maximum Allowed
Leakage, Mid Input
VIH
VIL
VHYST
IIN
CIN
VSH
VSM
VSL
IS
VFLT
VDD ≤ 3.6V
VDD > 3.6V, MAX147 only
VIN = 0V or VDD
(Note 9)
SHDN = 0V or VDD
SHDN = FLOAT
SHDN = FLOAT
DIGITAL OUTPUTS (DOUT, SSTRB)
Output Voltage Low
Output Voltage High
Three-State Leakage Current
Three-State Output Capacitance
POWER REQUIREMENTS
VOL
VOH
IL
COUT
ISINK = 5mA
ISINK = 16mA
ISOURCE = 0.5mA
CS = VDD
CS = VDD (Note 9)
Positive Supply Voltage
MAX146
VDD
MAX147
Operating mode, full-scale input
Positive Supply Current, MAX146
IDD VDD = 3.6V Fast power-down
Full power-down
Positive Supply Current, MAX147
Positive Supply Current, MAX147
IDD
Operating mode,
full-scale input
IDD Full power-down
VDD = 5.25V
VDD = 3.6V
VDD = 5.25V
VDD = 3.6V
Supply Rejection (Note 10)
PSR
Full-scale input, external reference = 2.5V,
VDD = 2.7V to VDD(MAX)
MIN TYP MAX UNITS
2.0
V
3.0
0.8
V
0.2
V
±0.01 ±1
µA
15
pF
VDD - 0.4
V
1.1
VDD - 1.1
V
0.4
V
±4.0 µA
VDD / 2
V
±100 nA
0.4
V
0.8
VDD - 0.5
V
±0.01 ±10 µA
15
pF
2.70
3.60
V
2.70
5.25
1.2
2.0 mA
30
70
µA
1.2
10
1.8
2.5
mA
0.9
1.5
2.1
15
µA
µA
1.2
10
±0.3
mV
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