MAX186 Maxim, MAX186 Datasheet - Page 4

• Manufacturer Part Number: MAX186
• Description: Low-Power / 8-Channel / Serial 12-Bit ADCs
• Manufacturer: Maxim

ELECTRICAL CHARACTERISTICS (continued)
(V
4.7µF capacitor at VREF pin; MAX188—external reference, VREF = 4.096V applied to VREF pin; T
noted.)
Low-Power, 8-Channel,
Serial 12-Bit ADCs
4
Capacitive Bypass at VREF
Reference-Buffer Gain
REFADJ Input Current
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 Low Voltage
SHDN Input Current, High
SHDN Input Current, Low
SHDN Input Mid Voltage
SHDN Voltage, Floating
SHDN Max Allowed Leakage,
Mid Input
Output Voltage Low
Output Voltage High
Three-State Leakage Current
Three-State Output Capacitance
Positive Supply Voltage
Negative Supply Voltage
Positive Supply Current
Negative Supply Current
EXTERNAL REFERENCE AT REFADJ
DIGITAL INPUTS (DIN, SCLK,
DIGITAL OUTPUTS (DOUT, SSTRB)
POWER REQUIREMENTS
DD
_______________________________________________________________________________________
= 5V ±5%; V
PARAMETER
SS
= 0V or -5V; f
CS
CLK
,
SYMBOL
SHDN
V
C
V
V
V
= 2.0MHz, external clock (50% duty cycle); 15 clocks/conversion cycle (133ksps); MAX186—
V
V
V
I
V
V
C
I
V
V
HYST
I
I
I
INH
INL
OUT
INH
INH
DD
INL
INL
FLT
I
SS
IN
OH
DD
OL
SS
IM
IN
L
)
Internal compensation mode
External compensation mode
MAX186
MAX188
MAX186
MAX188
V
(Note 6)
SHDN = V
SHDN = 0V
SHDN = open
SHDN = open
I
I
I
CS = 5V
CS = 5V (Note 6)
Operating mode
Fast power-down
Full power-down
Operating mode and fast power-down
Full power-down
SINK
SINK
SOURCE
IN
= 0V or V
= 5mA
= 16mA
= 1mA
DD
DD
CONDITIONS
V
DD
-100
MIN
-4.0
4.7
2.4
1.5
0
4
A
- 0.5
= T
-5 ±5%
MIN
5 ±5%
1.678
1.638
0.15
2.75
0 or
TYP
0.3
1.5
30
2
to T
MAX
V
MAX
DD
±50
±10
100
0.8
0.5
4.0
0.4
2.5
±5
±1
15
15
70
10
50
10
, unless otherwise
-1.5
UNITS
V/V
mA
µF
µA
µA
pF
µA
µA
nA
µA
pF
µA
µA
V
V
V
V
V
V
V
V
V
V
V