Datasheet

MAX1153/MAX1154
Stand-Alone, 10-Channel, 10-Bit System Monitors
with Internal Temperature Sensor and V
DD
Monitor
4 _______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS (continued)
(V
DD
= +2.7V to +3.6V (MAX1153), V
DD
= +4.5V to +5.5V (MAX1154), V
REF
= +2.5V (MAX1153), V
REF
= +4.096V (MAX1154), f
SCLK
= 10MHz (50% duty cycle), T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at T
A
= +25°C.) (Note 1)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
DIGITAL INPUTS (SCLK, DIN, CS)
Input Voltage Low V
IL
V
DD
x 0.3 V
Input Voltage High V
IH
V
DD
x 0.7 V
Input Hysteresis V
HYST
200 mV
Input Leakage Current I
IN
V
IN
= 0 or V
DD
±10 μA
Input Capacitance C
IN
2 pF
DIGITAL OUTPUTS (INT, DOUT)
I
SINK
= 8mA, DOUT 0.5
Output Voltage Low V
OL
I
SINK
= 2mA, INT 0.5
V
I
SOURCE
= 8mA, DOUT V
DD
- 0.5
Output Voltage High V
OH
I
SOURCE
= 2mA, INT V
DD
- 0.5
V
Tri-State Leakage Current I
L
CS = V
DD
±10 μA
Tri-State Output Capacitance C
OUT
CS = V
DD
5 pF
POWER REQUIREMENTS
MAX1153 2.7 3.6
Positive Supply Voltage V
DD
MAX1154 2.7 5.5
V
MAX1153 internal reference (Note 10) 3.3
MAX1153 internal reference (Note 11) 2.9
MAX1153 internal reference (Note 11) 2.2
MAX1154 internal reference (Note 10) 5.0
MAX1154 internal reference (Note 11) 4.0
MAX1154 internal reference (Note 11) 3.0
mA
Supply Current I
DD
Both internal reference, mode 01 (Note 12) 8 μA
MAX1153 480
Full Power-Down Supply Current I
SHDN
Full power-down state
MAX1154 860
nA
Power-Supply Rejection Ratio PSRR Analog inputs at full scale (Note 13) ±0.4 ±1.6 μA