MAX3120CSA Maxim Integrated Products, MAX3120CSA Datasheet - Page 4

• Manufacturer Part Number: MAX3120CSA
• Description: IC TXRX 3V IRDA IR 3V 8-SOIC
• Manufacturer: Maxim Integrated Products
• Type: Transceiverr

Specifications of MAX3120CSA

• Number Of Drivers/receivers: 1/1
• Protocol: Infrared (IRDA)
• Voltage - Supply: 3 V ~ 5.5 V
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Low-Profile, 3V, 120µA,
IrDA Infrared Transceiver
(T
4
A
= +25°C, unless otherwise noted.)
_______________________________________________________________________________________
450
400
350
300
250
200
150
100
50
AMBIENT PHOTODIODE CURRENT REJECTION
0
3.0
3.5
vs. SUPPLY VOLTAGE
2V/div
2V/div
2V/div
2V/div
SUPPLY VOLTAGE (V)
4.0
V
TERMIC BPV22NF, TRANSMIT POWER 200mW/sr
V
TERMIC BPV22NF, TRANSMIT POWER 200mW/sr
CC
CC
= 3.3V, 115.2kbps AT 1cm DISTANCE,
= 3.3V, 115.2kbps AT 10cm DISTANCE,
4.5
vs. INFRARED INPUT
vs. INFRARED INPUT
RXD OUTPUT
RXD OUTPUT
5.0
2 s/div
2 s/div
5.5
Typical Operating Characteristics (continued)
100
MAX3120 toc08
MAX3120 toc10
80
60
40
20
0
0
RXD
OUTPUT
RXD
OUTPUT
INFRARED
INPUT
INFRARED
INPUT
RXD OUTPUT PULSE WIDTH
20
TRANSMITTER POWER = 200mW/sr
INPUT PULSE WIDTH = 78 s
TEMIC BPV22NF
V
CC
vs. DISTANCE
= 3.3V
DISTANCE (cm)
40
60
2V/div
2V/div
2V/div
2V/div
80
V
TERMIC BPV22NF, TRANSMIT POWER 200mW/sr
V
TERMIC BPV22NF, TRANSMIT POWER 200mW/sr
CC
CC
= 3.3V, 2400bps AT 10cm DISTANCE,
= 3.3V, 2400bps AT 1cm DISTANCE,
100
vs. INFRARED INPUT
vs. INFRARED INPUT
4.0
3.5
3.0
2.5
2.0
1.5
1.0
RXD OUTPUT
RXD OUTPUT
100 s/div
100 s/div
0
RXD OUTPUT PULSE WIDTH
20
TRANSMITTER POWER = 200mW/sr
INPUT PULSE WIDTH = 1.63 s
TEMIC BPV22NF
V
CC
vs. DISTANCE
DISTANCE (cm)
= 3.3V
MAX3120 toc11
MAX3120 toc09
40
60
RXD
OUTPUT
RXD
OUTPUT
INFRARED
INPUT
INFRARED
INPUT
80
100