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| MAX11158 Datasheet, PDF (4/26 Pages) Maxim Integrated Products – 500ksps Throughput Rates Without Pipeline | |||
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MAX11158
18-Bit, 500ksps, ±5V SAR ADC with
Internal Reference in µMAX
Electrical Characteristics (continued)
(VDD = 4.75V to 5.25V, VOVDD = 2.3V to 5.25V, fSAMPLE = 500ksps, TA = TMIN to TMAX, unless otherwise noted. Typical values are
at TA = +25°C.) (Note 2)
PARAMETER
SYMBOL
DIGITAL INPUTS (SDI, SCLK, CNVST)
Input Voltage High
VIH
CONDITIONS
Input Voltage Low
VIL
Input Hysteresis
Input Capacitance
Input Current
DIGITAL OUTPUT (SDO)
Output Voltage High
Output Voltage Low
Three-State Leakage Current
Three-State Output Capacitance
TIMING (Note 8)
Time Between Conversions
Conversion Time
Acquisition Time
CNVST Pulse Width
SCLK Period (CS Mode)
SCLK Period (Daisy-Chain Mode)
SCLK Low Time
SCLK High Time
SCLK Falling Edge to Data Valid
Delay
VHYS
CIN
IIN
VIN = 0V or VOVDD
VOH
VOL
ISOURCE = 2mA
ISINK = 2mA
tCYC
tCONV
tACQ
tCNVPW
tSCLK
tSCLK
tSCLKL
tSCLKH
tDSDO
CNVST rising to data available
tACQ = tCYC - tCONV
CS mode
VOVDD > 4.5V
VOVDD > 2.7V
VOVDD > 2.3V
VOVDD > 4.5V
VOVDD > 2.7V
VOVDD > 2.3V
VOVDD > 4.5V
VOVDD > 2.7V
VOVDD > 2.3V
MIN TYP MAX UNITS
0.7 x
VOVDD
V
0.3 x
VOVDD
V
±0.05 x
VOVDD
V
10
pF
-10
+10
µA
VOVDD
- 0.4
V
0.4
V
-10
+10
µA
15
pF
2
µs
1.3
1.5
µs
0.5
µs
5
ns
14
20
ns
25
16
24
ns
30
6
ns
6
ns
12
18
ns
23
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