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UT3243AG-P28-R Arkusz danych(PDF) 6 Page - Unisonic Technologies

Numer części UT3243AG-P28-R
Szczegółowy opis  DRIVERS/RECEIVERS
PDF  10 Pages
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Producent  UTC [Unisonic Technologies]
Strona internetowa  http://www.utc-ic.com
Logo UTC - Unisonic Technologies

UT3243AG-P28-R Arkusz danych(HTML) 6 Page - Unisonic Technologies

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UT3243A
CMOS IC
UNISONICTECHNOLOGIESCO.,LTD
6 of 10
www.unisonic.com.tw
QW-R502-B62.D
ELECTRICAL CHARACTERISTICS(Cont.)
(VCC = +3.0V~+5.5V, C1~C4=0.1µF (Note 1, 2), TA = TMIN to TMAX, Unless Otherwise Specified)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP MAX UNIT
High
tINVH
80
µs
Receiver Positive or
Negative Threshold to
INVALID
Low
tINVL
Fig.2
30
µs
RECEIVER INPUTS
Input Voltage Range
VRR
-25
25
V
VCC=3.3V
0.6
1.2
Input Threshold Low
VRINL
TA = 25°C
VCC=5.0V
0.8
1.5
V
VCC=3.3V
1.5
2.4
Input Threshold High
VRINH
TA = 25°C
VCC=5.0V
1.8
2.4
V
Input Hysteresis
VRINHYS
0.3
V
Input Resistance
VRINRES TA = 25°C
3
5
8
kΩ
TRANSMITTER OUTPUTS
Output Voltage Swing
VTOUTSW
All transmitter outputs loaded with
3kΩ to ground
±5.0
±5.4
V
Output Resistance
VTOUTRES
VCC = V+ = V- = 0V,
Transmitter output = ±2V
300
10M
Ω
Output Short-Circuit Current
ITSC
±35
±60
mA
Output Leakage Current
ITOUT(LK) VOUT=±12V, Transmitters disabled
±25
µA
MOUSE DRIVABILITY
Transmitter Output Voltage
VTOUT
T1IN = T2IN = GND, T3IN = VCC,
T3OUT loaded with 3kΩ to GND,
T1OUT and T2OUT loaded with 2.5mA each
±5.0
V
TIMING CHARACTERISTICS
Maximum Data Rate
DR
RL = 3kΩ, CL = 1000pF,
one transmitter switching
120
235
kbps
tPHL
0.3
Receiver Propagation Delay
tPLH
Receiver input to receiver output,
CL = 150pF
0.3
µs
Enable
tR(EN)
200
ns
Receiver Output Time
Disable
tR(DIS)
Normal operation
200
ns
Transmitter Skew
tTS
|tPHL – tPLH|　
200
1000
ns
Receiver Skew
tRS
|tPHL – tPLH| 　
100
500
ns
CL = 200pF~2500pF
4
13
30
Transition-Region Slew Rate
SR
VCC=3.3V, TA=25°C,
RL = 3kΩ ~ 7kΩ,
measured from +3V
~ -3V or -3V ~ +3V
CL = 200pF~1000pF
6
15
30
V/µs
Notes: 1. Typical values are at VCC=3.3V or VCC=5.0V, and TA = 25°C.
2. C1~C4 = 0.1µF, measured at 3.0V~3.6V. C1 = 0.047µF, C2~C4 = 0.33µF, measured at 4.5V~5.5V.



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