MAX11040 Maxim Integrated Products, MAX11040 Datasheet - Page 4

• Manufacturer Part Number: MAX11040
• Description: Sigma-Delta ADC
• Manufacturer: Maxim Integrated Products

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24-Bit, 4-Channel, Simultaneous-Sampling,
Cascadable, Sigma-Delta ADC
ELECTRICAL CHARACTERISTICS (continued)
(V
C
4
CMOS DIGITAL OUTPUTS (DOUT, CASCOUT,
Output Low Voltage
Output High Voltage
Three-State Leakage Current
Three-State Capacitance
OPEN-DRAIN DIGITAL OUTPUTS (
Output Low Voltage
Output High Voltage
Internal Pullup Resistance
POWER REQUIREMENTS
Analog Supply Voltage
Digital Supply Voltage
Analog Supply Current (Note 11)
Digital Supply Current (Note 11)
AC Positive-Supply Rejection
DC Positive-Supply Rejection
ESD PROTECTION
All Pins
TIMING CHARACTERISTICS (Figures 7–10)
SCLK Clock Period
SCLK Pulse Width (High and Low)
DIN or
SCLK Fall to DIN or
SCLK Rise to DOUT Valid
CASCIN to SCLK Rise Setup
SCLK Rise to CASCOUT Valid
REF0
AVDD
Pulse Width
_______________________________________________________________________________________
Fall to DOUT Enable
Rise to DOUT Disable
= C
= +3.0V to +3.6V, V
REF1
to SCLK Fall Setup
PARAMETER
= C
REF2
= C
Hold
REF3
DVDD
= 1µF to AGND, T
= +2.7V to V
SYMBOL
I AVDD
I DVDD
C OUT
AV DD
DV DD
t DOD
t CSW
t DOT
t DOE
t COT
t SCP
V OH
V OH
V OL
V OL
ESD
t PW
t HD
t SU
t SC
I LT
,
AVDD
A
= T
, f
I
I
I
Internal pullup only
Normal operation
Shutdown and f
Normal operation
Shutdown and f
V
V
Human Body Model
C LOAD = 30pF
C LOAD = 100pF
C LOAD = 30pF
C LOAD = 30pF
C LOAD = 100pF
)
XIN CLOCK
SINK
SOURCE
SINK
MIN
AVDD
AVDD
to T
, CLKOUT)
= 5mA
= 5mA
= 3.3V + 100mV
= V
MAX
= 1mA
DVDD
CONDITIONS
= 24.576MHz, f
, unless otherwise noted. Typical values are at T
XINCLOCK
XINCLOCK
= 3.0V to 3.6V
P-P
= 0Hz
= 0Hz
OUT
at 1kHz
= 16ksps, V
0.85 x
V
0.85 x
V
DVDD
DVDD
MIN
3.0
2.7
1.5
0.3
0.7
50
20
10
16
16
0
REFIO
= +2.5V (external), C
< 16
TYP
0.1
0.3
2.5
15
30
25
11
70
75
10
A
V
MAX
= +25°C.) (Note 1)
V
V
0.15 x
0.15 x
AVDD
3.6
±1
35
15
16
20
16
20
DVDD
DVDD
5
UNITS
REFIO
mA
mA
μA
pF
k
μA
μA
dB
dB
kV
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
V
V
V
V
V
V
=