MAX3131EAI-T Maxim Integrated, MAX3131EAI-T Datasheet - Page 10

• Manufacturer Part Number: MAX3131EAI-T
• Description: RS-232 Interface IC
• Manufacturer: Maxim Integrated
• Series: MAX3130, MAX3131r

Specifications of MAX3131EAI-T

• Data Rate: 120 Kbps
• Operating Supply Voltage: 3 .3 V, 5 V
• Supply Current: 0.1 mA
• Operating Temperature Range: - 40 C to + 85 C
• Mounting Style: SMD/SMT
• Function: Transceiver
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Number Of Drivers: 2
• Number Of I/os: 8
• Number Of Receivers: 2
• Propagation Delay Time Ns: 0.3 us
• Shutdown: Yes

3V to 5.5V, IrDA Infrared Transceiver with
Integrated RS-232 Interface
Figure 2. MAX3131 Functional Diagram
10
IrDA TRANSMIT
TRANSMIT
IrDA RECEIVE
OUTPUTS
LOGIC INPUT
RECEIVE
______________________________________________________________________________________
INPUTS
RS-232
RS-232
f
OFF
LOGIC
LOGIC
BAUD16
OUTPUT
LOGIC
ON
C1
C2
BAUD16
R2OUT
R1OUT
IRSD
C1+
C2+
T2IN
C1-
C2-
T1IN
RXD
TXD
Rx
RxIN
BIAS
ENDEC
TxIN
Tx
MAX3131
CHARGE PUMP
SHDN
5k
5k
1.2V
RSSD
V+
V-
T2OUT
V
GND
LEDC
PGND
PINC
AV
AGND
R1IN
R2IN
T1OUT
CC
C4
CC
1 F
C3
OFF
RS-232
INPUTS
RS-232
OUTPUTS
ON
R
SET
1 F