toim4232-tr1 Vishay, toim4232-tr1 Datasheet - Page 3

• Manufacturer Part Number: toim4232-tr1
• Description: Sir Endec For Irda Applications Integrated Interface Circuit
• Manufacturer: Vishay

Block diagram of application circuit
Table 1.
Recommended Application Circuit Components
Absolute Maximum Ratings
DC Characteristics
V
Document Number 82546
Rev. 1.5, 06-Jun-06
Supply voltage
Input voltage
Output voltage
Output sinking current, max
Junction temperature, max
Ambient temperature
(operating)
Storage temperature
Soldering temperature
Operating voltage
Input HIGH voltage
Input LOW voltage
Input Schmitt trigger hysteresis
CC
Quartz Crystal
18081
RS232 9 pin
connector
Component
= 3.3 V ± 5 %, operating temperature = - 55 °C to + 125 °C
RXD
RTS
TXD
DTR
C1
C2
R1
Parameter
Parameter
Parameter
Level
converter
C1
X1
TD_232
RESET VCC_SD
RD_232
BR/D
all pins
all pins
all pins
inputs tolerate levels as high as
5.5 V max. all inputs are Schmitt
trigger inputs
3.6864 MHz
2 x 22 pF
TOIM4232
100 kΩ
Recommended Value
R1
3.686400 MHz
RD_IR
TD_IR
Test Conditions
Test Conditions
Test Conditions
100 k:
22 pF
22 pF
X2
C2
TFDU4100
TFDS420x
TFDU4300
VCC
TXD
RXD
Operating the interface circuit at a PC COM - port.
When operating directly with an UART with 3 V - or
5 V - logic, in the application circuit no level converter
is necessary.
Symbol
Symbol
Symbol
T
V
V
T
V
T
V
V
I
T
amb
hyst
sldr
CC
stg
CC
O
IH
IL
J
- 0.5
- 0.5
- 0.5
- 25
- 25
Min
Min
Min
2.7
2.0
CRCW-1206-1003-F-RT1
XT49S - 20 - 3.686400M
VJ 1206 A 220 J XAMT
VJ 1206 A 220 J XAMT
Vishay Part Number
Vishay Semiconductors
Typ.
Typ.
Typ.
3.3
0.6
TOIM4232
V
CC
Max
Max
Max
125
260
0.8
3.6
5.5
3.6
85
85
8
+ 0.5
www.vishay.com
Unit
Unit
Unit
mA
°C
°C
°C
°C
V
V
V
V
V
V
V
3