Ultra Low-Power,
Single/Dual-Supply Comparators
MAX921–MAX924
_______________________________________________Pin Descriptions (continued)
PIN
MAX921
–
5
6
–
7
8
–
MAX922
5
–
–
6
7
–
8
MAX923
4
5
6
–
7
–
8
NAME
INB-
HYST
REF
INB+
V+
OUT
OUTB
Inverting input of comparator B
Hysteresis input. Connect to REF if not used. Input voltage range is from
V
REF
to V
REF
- 50mV.
Reference output. 1.182V with respect to V-.
Noninverting input of comparator B
Positive supply
Comparator output. Sinks and sources current. Swings from V+ to GND.
Comparator B output. Sinks and sources current. Swings from V+ to V-.
FUNCTION
PIN
MAX924
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
NAME
OUTB
OUTA
V+
INA-
INA+
INB-
INB+
REF
V-
INC-
INC+
IND-
IND+
GND
OUTD
OUTC
FUNCTION
Comparator B output. Sinks and sources current. Swings from V+ to GND.
Comparator A output. Sinks and sources current. Swings from V+ to GND.
Positive supply
Inverting input of comparator A
Noninverting input of comparator A
Inverting input of comparator B
Noninverting input of comparator B
Reference output. 1.182V with respect to V-.
Negative supply. Connect to ground for single-supply operation.
Inverting input of comparator C
Noninverting input of comparator C
Inverting input of comparator D
Noninverting input of comparator D
Ground. Connect to V- for single-supply operation.
Comparator D output. Sinks and sources current. Swings from V+ to GND.
Comparator C output. Sinks and sources current. Swings from V+ to GND.
_______________________________________________________________________________________
7
MAXIM [ MAXIM INTEGRATED PRODUCTS ]
