Datasheet

MAX917–MAX920
SOT23, 1.8V, Nanopower, Beyond-the-Rails
Comparators With/Without Reference
_______________________________________________________________________________________ 3
ELECTRICAL CHARACTERISTICS—MAX919/MAX920
(V
CC
= +5V, V
EE
= 0V, V
CM
= 0V, T
A
= -40°C to +85°C, unless otherwise noted. Typical values are at T
A
= +25°C.) (Note 1)
V
CC
= 1.8V
V
CC
= 5V
Inferred from the PSRR test
-0.2V ≤ V
CM
≤ (V
CC
+ 0.2V) (Note 3)
T
A
= +25°C
Inferred from the CMRR test
-0.2V ≤ V
CM
≤
(V
CC
+ 0.2V) (Note 2)
T
A
= +25°C
CONDITIONS
T
A
= T
MIN
to T
MAX
0.45 0.80
µA
0.38
I
CC
V1.8 5.5V
CC
Supply Voltage Range
Supply Current
nA
0.15 1
I
B
Input Bias Current
mV4V
HB
Input-Referred Hysteresis
1.2
T
A
= +25°C
VV
EE
- 0.2 V
CC
+ 0.2V
CM
Input Common-Mode
Voltage Range
mV
15
V
OS
Input Offset Voltage
10
UNITSMIN TYP MAXSYMBOLPARAMETER
T
A
= T
MIN
to T
MAX
2T
A
= T
MIN
to T
MAX
V
CC
= 5V,
R
PULLUP
= 100kΩ
V
CC
= 1.8V,
R
PULLUP
= 100kΩ
V
CC
= 5V
V
CC
= 1.8V
V
CC
= 1.8V
MAX917 only
95
µs
30
t
PD+
Low-to-High Propagation Delay
(Note 4)
35
MAX918 only
120
µs
95
CONDITIONS
T
A
= +25°C
ms1.2
22
17
t
PD-
High-to-Low Propagation Delay
(Note 4)
t
ON
Power-Up Time
ΔI
OUT
= 10nA mV/nA±0.2
ΔV
REF
/
ΔI
OUT
Reference Load Regulation
UNITS
MIN TYP MAXSYMBOL
PARAMETER
C
L
= 15pF
1.8V ≤ V
CC
≤ 5.5V
BW = 10Hz to 100kHz, C
REF
= 1nF
MAX917 only, C
L
= 15pF
V
CC
= 5V
BW = 10Hz to 100kHz
T
A
= T
MIN
to T
MAX
mV/V0.1
ΔV
REF
/
ΔV
CC
Reference Line Regulation
215
µV
RMS
e
n
Reference Output
Voltage Noise
1.200 1.290
V
1.227 1.245 1.263
V
REF
Reference Voltage
µs4t
FALL
Fall Time
µs6t
RISE
Rise Time
ppm/°CTC
REF
Reference Voltage Temperature
Coefficient
600
ELECTRICAL CHARACTERISTICS—MAX917/MAX918 (continued)
(V
CC
= +5V, V
EE
= 0V, V
IN+
= V
REF
, T
A
= -40°C to +85°C, unless otherwise noted. Typical values are at T
A
= +25°C.) (Note 1)