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MAX1280 Datasheet(PDF) 6 Page - Maxim Integrated Products

Part No. MAX1280
Description  400ksps/300ksps, Single-Supply, Low-Power, 8-Channel, Serial 12-Bit ADCs with Internal Reference
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Manufacturer  MAXIM [Maxim Integrated Products]
Direct Link  https://www.maximintegrated.com/en.html
Logo MAXIM - Maxim Integrated Products

MAX1280 Datasheet(HTML) 6 Page - Maxim Integrated Products

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400ksps/300ksps, Single-Supply, Low-Power, 8-Channel,
Serial 12-Bit ADCs with Internal Reference
6
_______________________________________________________________________________________
VDD1 =
VDD2 = 3.6V
ISOURCE = 0.5mA
CONDITIONS
mA
2.5
3.5
IVDD1 +
IVDD2
Supply Current
V
2.7
3.6
VDD1,
VDD2
V
VDD2 - 0.5V
VOH
Output Voltage High
Positive Supply Voltage
(Note 9)
1.3
2.0
0.9
1.5
µA
210
UNITS
MIN
TYP
MAX
SYMBOL
PARAMETER
ISINK = 5mA
V
0.4
VOL
Output Voltage Low
CS = 3V
µA
±10
IL
Three-State Leakage Current
CS = 3V
pF
15
COUT
Three-State Output
Capacitance
ELECTRICAL CHARACTERISTICS—MAX1281 (continued)
(VDD1 = VDD2 = +2.7V to +3.6V, COM = GND, fSCLK = 4.8MHz, 50% duty cycle, 16 clocks/conversion cycle (300ksps), external
+2.5V at REF, REFADJ = VDD1, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.)
TIMING CHARACTERISTICS—MAX1280
(Figures 1, 2, 6, 7; VDD1 = VDD2 = +4.5V to +5.5V; TA = TMIN to TMAX; unless otherwise noted.)
CLOAD = 20pF
CLOAD = 20pF
CLOAD = 20pF
CLOAD = 20pF
CLOAD = 20pF
CLOAD = 20pF
CLOAD = 20pF
CLOAD = 20pF
CONDITIONS
ns
100
tCSW
CS Pulse Width High
ns
65
tSTE
CS Fall to SSTRB Enable
ns
65
tDOE
CS Fall to DOUT Enable
ns
10
65
tSTD
CS Rise to SSTRB Disable
ns
10
65
tDOD
CS Rise to DOUT Disable
ns
80
tSTV
SCLK Rise to SSTRB Valid
ns
80
tDOV
SCLK Rise to DOUT Valid
ns
62
tCL
SCLK Pulse Width Low
ns
62
tCH
ns
156
tCP
SCLK Period
SCLK Pulse Width High
ns
10
20
tSTH
SCLK Rise to SSTRB Hold
ns
10
20
tDOH
SCLK Rise to DOUT Hold
ns
35
tCS1
CS Rise to SCLK Rise Ignore
ns
35
tCSO
SCLK Rise to CS Fall Ignore
ns
35
tDS
DIN to SCLK Setup
ns
0
tDH
DIN to SCLK Hold
ns
35
tCSS
CS Fall to SCLK Rise Setup
ns
0
tCSH
SCLK Rise to CS Rise Hold
UNITS
MIN
TYP
MAX
SYMBOL
PARAMETER
Operating mode (Note 10)
Reduced-power mode (Note 11)
Fast power-down (Note 11)
Full power-down (Note 11)
VDD1 = VDD2 = 2.7V to 3.6V, midscale input
mV
±0.5
±2.0
PSR
Power-Supply Rejection
DIGITAL OUTPUTS (DOUT, SSTRB)
POWER SUPPLY


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