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U2532B Datasheet(PDF) 5 Page - TEMIC Semiconductors

Part No. U2532B
Description  IR Transmitter and Receiver
Download  10 Pages
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Maker  TEMIC [TEMIC Semiconductors]
Homepage  http://www.temic.de
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U2532B Datasheet(HTML) 5 Page - TEMIC Semiconductors

 
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U2532B
Preliminary Information
TELEFUNKEN Semiconductors
Rev. A1, 27-Sep-96
5 (10)
Electrical Characteristics
Test conditions: VCC = 5 V, Tamb = 25°C, unless otherwise specified
Parameters
Test Conditions / Pins
Symbol
Min.
Typ.
Max.
Unit
Receiver
Supported data rates
2.4
115.2
kbit/s
Supply voltage range
Pin 5
VCC
3
5
5.5
V
Supply current
Pin 5
IS
1.3
2.5
mA
Sensitivity control voltage
“Low”
Low sense mode
Pin 6
VSC
0.2
0.5
V
Sensitivity control voltage
“High”
High sense mode
Pin 6
VSC
2.0
VCC
V
Input threshold
current
SC > 0.5 V
VCC = 3 V
Pin 9
ilNmin
60
90
nA
Input threshold
current
SC > 2.4 V, VCC = 3 V
Pin 9
ilNmin
30
45
nA
Input threshold current
for ASK modulation
SC < 0.5 V or open
VCC = 3 V
Pin 9
ilNmin
(ASK)
200
400
nA
Input threshold current
for ASK modulation
SC < 2.4 V or open
VCC = 5 V
Pin 9
ilNmin
(ASK)
120
250
nA
Max. signal pulse input
current
Sensitivity independent
Pin 9
ilNmax
6
mA
DC input current
VIN > 0 V
Pin 9
IIN
200
mA
Output voltage RxD
Non active
Pin 3
VOH
VCC–0.5
V
Output voltage RxD
Active; IL = 4 mA
Pin 3
VOL
0.2
0.5
V
Rise time
C = 15 pF,R = 2.2 k
W Pin 3
tr
0.5
ms
Fall time
C = 15 pF,R = 2.2 k
W Pin 3
tf
0.3
ms
Output pulse width
2.4 kbit/s,
78
ms pulse width
Pin 3
tp
7
15
ms
Output pulse width
115.2 kbit/s,
1.6
ms pulse width Pin 3
tp
2.5
4
ms
Output delay time
115.2 kbit/s,
1.6
ms pulse width
– Output level 0.5
VCC
– Leading edges of signals
– Related to optical input
Pin 3
td
1
2
ms
Jitter
115.2 kbit/s,
1.6
ms pulse width
– Period of 10 bits, all
“ones”
– Leading edges of signals
Pin 3
tj
2
ms
AGC dynamic range
Pin 3
30
dB
AGC single step
Pin 3
2
dB
Max. reset time
15 steps, covering full dy-
namic range of AGC
Pin 3
treset
270
400
ms


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