Datasheet

MAX931-MAX934
Ultra Low-Power, Low-Cost
Comparators with 2% Reference
_______________________________________________________________________________________ 7
____________________________________________________________Pin Descriptions
PIN
5
MAX931 MAX932 MAX933
NAME FUNCTION
– 4 – INB+ Noninverting input of comparator B
5 5 HYST
Hysteresis input. Connect to REF if not used. Input voltage range is from
V
REF
to V
REF
- 50mV.
6 6 6 REF Reference output. 1.182V with respect to V-.
7 7 7 V+ Positive supply
8 – – OUT Comparator output. Sinks and sources current. Swings from V+ to GND.
– 8 8 OUTB Comparator B output. Sinks and sources current. Swings from V+ to V-.
MAX934
NAME FUNCTION
1 OUTB Comparator B output. Sinks and sources current. Swings from V+ to GND.
2 OUTA Comparator A output. Sinks and sources current. Swings from V+ to GND.
3 V+ Positive supply
4 INA- Inverting input of comparator A
5 INA+ Noninverting input of comparator A
6 INB- Inverting input of comparator B
7 INB+ Noninverting input of comparator B
8 REF Reference output. 1.182V with respect to V-.
9 V- Negative supply. Connect to ground for single-supply operation.
10 INC- Inverting input of comparator C
11 INC+ Noninverting input of comparator C
12 IND- Inverting input of comparator D
13 IND+ Noninverting input of comparator D
14 GND Ground. Connect to V- for single-supply operation.
15 OUTD Comparator D output. Sinks and sources current. Swings from V+ to GND.
16 OUTC Comparator C output. Sinks and sources current. Swings from V+ to GND.
– – 4 INB- Inverting input of comparator B
1 – – GND
– 1 1 OUTA Comparator A output. Sinks and sources current. Swings from V+ to V-.
2 2 2 V- Negative supply. Connect to ground for single-supply operation (MAX931).
– 3 3 INA+ Noninverting input of comparator A
3 – – IN+ Noninverting comparator input
4 – – IN- Inverting comparator input
Ground. Connect to V- for single-supply operation. Output swings from V+ to GND.
PIN