Datasheet LTC1440, LTC1441, LTC1442 (Analog Devices) - 9
| Fabricante | Analog Devices |
| Descripción | Ultralow Power Single/Dual Comparator with Reference |
| Páginas / Página | 16 / 9 — PIN FUNCTIONS. LTC1440. IN B – (Pin 5):. GND (Pin 1):. IN B + (Pin 6):. V … |
| Formato / tamaño de archivo | PDF / 259 Kb |
| Idioma del documento | Inglés |
PIN FUNCTIONS. LTC1440. IN B – (Pin 5):. GND (Pin 1):. IN B + (Pin 6):. V – (Pin 2):. V + (Pin 7):. IN + (Pin 3):. OUT B (Pin 8):
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Versión de texto del documento
LTC1440/LTC1441/LTC1442
U U U PIN FUNCTIONS
1 LTC1440 OUT 8 1 OUT A LTC1441 OUT B 8 1 OUT A LTC1442 OUT B 8 GND 2 V – 7 2 7 2 7 V+ V – V + V – A B V + A B + + – – + + – – + 3 IN A+ REF 6 3 IN+ – REF 6 3 IN A+ IN B+ 6 HYST 5 4 IN– 5 4 IN A– IN B– 5 HYST 4 V – IN B– 1440/1/2 PD
LTC1440 IN B – (Pin 5):
Inverting Input of Comparator B. Input common mode range from V – to V + –1.3V. Input current
GND (Pin 1):
Ground. Connect to V – for single supply typically 10pA at 25°C. operation.
IN B + (Pin 6):
Noninverting Input of Comparator B. Input
V – (Pin 2):
Negative Supply. Connect to ground for single common mode range from V – to V + –1.3V. Input current supply operation. Potential should be more negative than typically 10pA at 25°C. GND.
V + (Pin 7):
Positive Supply. 2V to 11V.
IN + (Pin 3):
Noninverting Comparator Input. Input com- mon mode range from V – to V + –1.3V. Input current
OUT B (Pin 8):
Comparator B CMOS Output. Swings from typically 10pA at 25°C. V – to V +. Output can source up to 40mA and sink 5mA.
IN – (Pin 4):
Inverting Comparator Input. Input common
LTC1442
mode range from V – to V + –1.3V. Input current typically 10pA at 25°C.
OUT A (Pin 1):
Comparator A CMOS Output. Swings from V – to V +. Output can source up to 40mA and sink 5mA.
HYST (Pin 5):
Hysteresis Input. Connect to REF if not used. Input voltage range is from VREF to VREF – 50mV.
V – (Pin 2):
Negative Supply.
REF (Pin 6):
Reference Output. 1.182V with respect
IN A+ (Pin 3):
Noninverting Input of Comparator A. Input to V –. Can source up to 200µA and sink 15µA at 25°C. common mode range from V – to V + –1.3V. Input current Drive 0.01µF bypass capacitor without oscillation. typically 10pA at 25°C.
V + (Pin 7):
Positive Supply. 2V to 11V.
IN B– (Pin 4):
Inverting Input of Comparator B. Input common mode range from V – to V + –1.3V. Input current
OUT (Pin 8):
Comparator CMOS Output. Swings from typically 10pA at 25°C. GND to V +. Output can source up to 40mA and sink 5mA.
HYST (Pin 5):
Hysteresis Input. Connect to REF if not
LTC1441
used. Input voltage range is from VREF to VREF – 50mV.
OUT A (Pin 1):
Comparator A CMOS Output. Swings from
REF (Pin 6):
Reference Output. 1.182V with respect V – to V +. Output can source up to 40mA and sink 5mA. to V –. Can source up to 200µA and sink 15µA at 25°C. Drive 0.01µF bypass capacitor without oscillation.
V – (Pin 2):
Negative Supply.
V + (Pin 7):
Positive Supply. 2V to 11V.
IN A+ (Pin 3):
Noninverting Input of Comparator A. Input common mode range from V – to V + –1.3V. Input current
OUT B (Pin 8):
Comparator B CMOS Output. Swings from typically 10pA at 25°C. V – to V +. Output can source up to 40mA and sink 5mA.
IN A– (Pin 4):
Inverting Input of Comparator A. Input common mode range from V – to V + –1.3V. Input current typically 10pA at 25°C. 144012fd 9
U U U PIN FUNCTIONS
1 LTC1440 OUT 8 1 OUT A LTC1441 OUT B 8 1 OUT A LTC1442 OUT B 8 GND 2 V – 7 2 7 2 7 V+ V – V + V – A B V + A B + + – – + + – – + 3 IN A+ REF 6 3 IN+ – REF 6 3 IN A+ IN B+ 6 HYST 5 4 IN– 5 4 IN A– IN B– 5 HYST 4 V – IN B– 1440/1/2 PD
LTC1440 IN B – (Pin 5):
Inverting Input of Comparator B. Input common mode range from V – to V + –1.3V. Input current
GND (Pin 1):
Ground. Connect to V – for single supply typically 10pA at 25°C. operation.
IN B + (Pin 6):
Noninverting Input of Comparator B. Input
V – (Pin 2):
Negative Supply. Connect to ground for single common mode range from V – to V + –1.3V. Input current supply operation. Potential should be more negative than typically 10pA at 25°C. GND.
V + (Pin 7):
Positive Supply. 2V to 11V.
IN + (Pin 3):
Noninverting Comparator Input. Input com- mon mode range from V – to V + –1.3V. Input current
OUT B (Pin 8):
Comparator B CMOS Output. Swings from typically 10pA at 25°C. V – to V +. Output can source up to 40mA and sink 5mA.
IN – (Pin 4):
Inverting Comparator Input. Input common
LTC1442
mode range from V – to V + –1.3V. Input current typically 10pA at 25°C.
OUT A (Pin 1):
Comparator A CMOS Output. Swings from V – to V +. Output can source up to 40mA and sink 5mA.
HYST (Pin 5):
Hysteresis Input. Connect to REF if not used. Input voltage range is from VREF to VREF – 50mV.
V – (Pin 2):
Negative Supply.
REF (Pin 6):
Reference Output. 1.182V with respect
IN A+ (Pin 3):
Noninverting Input of Comparator A. Input to V –. Can source up to 200µA and sink 15µA at 25°C. common mode range from V – to V + –1.3V. Input current Drive 0.01µF bypass capacitor without oscillation. typically 10pA at 25°C.
V + (Pin 7):
Positive Supply. 2V to 11V.
IN B– (Pin 4):
Inverting Input of Comparator B. Input common mode range from V – to V + –1.3V. Input current
OUT (Pin 8):
Comparator CMOS Output. Swings from typically 10pA at 25°C. GND to V +. Output can source up to 40mA and sink 5mA.
HYST (Pin 5):
Hysteresis Input. Connect to REF if not
LTC1441
used. Input voltage range is from VREF to VREF – 50mV.
OUT A (Pin 1):
Comparator A CMOS Output. Swings from
REF (Pin 6):
Reference Output. 1.182V with respect V – to V +. Output can source up to 40mA and sink 5mA. to V –. Can source up to 200µA and sink 15µA at 25°C. Drive 0.01µF bypass capacitor without oscillation.
V – (Pin 2):
Negative Supply.
V + (Pin 7):
Positive Supply. 2V to 11V.
IN A+ (Pin 3):
Noninverting Input of Comparator A. Input common mode range from V – to V + –1.3V. Input current
OUT B (Pin 8):
Comparator B CMOS Output. Swings from typically 10pA at 25°C. V – to V +. Output can source up to 40mA and sink 5mA.
IN A– (Pin 4):
Inverting Input of Comparator A. Input common mode range from V – to V + –1.3V. Input current typically 10pA at 25°C. 144012fd 9