參數(shù)資料
型號(hào)： ICL3245CB
廠商： INTERSIL CORP
元件分類： 通用總線功能
英文描述： 5V High-Speed RS-232 Transceivers with 0.1uF Capacitors
中文描述： TRIPLE LINE TRANSCEIVER, PDSO28
封裝： PLASTIC, MS-013AE, SOIC-28
文件頁數(shù)： 6/18頁
文件大小： 461K
代理商： ICL3245CB
6
MOUSE DRIVEABILITY
Transmitter Output Voltage
(See Figure 11)
T1
IN
= T2
IN
= GND, T3
IN
= V
CC
, T3
OUT
Loaded with 3k
to GND,
T1
OUT
and T2
OUT
Loaded with 2.5mA Each
Full
±
5
-
-
V
ENHANCED AUTOMATIC POWERDOWN
(FORCEON = GND, FORCEOFF = V
CC
)
Receiver Input Thresholds to
INVALID High
See Figure 6
Full
-2.7
-
2.7
V
Receiver Input Thresholds to
INVALID Low
See Figure 6
Full
-0.3
-
0.3
V
INVALID, READY Output Voltage
Low
I
OUT
= 1.6mA
Full
-
-
0.4
V
INVALID, READY Output Voltage
High
I
OUT
= -1.0mA
Full
V
CC
-0.6
-
-
V
Receiver Positive or Negative
Threshold to INVALID High Delay
(t
INVH
)
Receiver Positive or Negative
Threshold to INVALID Low Delay
(t
INVL
)
Receiver or Transmitter Edge to
Transmitters Enabled Delay (t
WU
)
Receiver or Transmitter Edge to
Transmitters Disabled Delay
(t
AUTOPWDN
)
TIMING CHARACTERISTICS
25
-
1
-
μ
s
25
-
30
-
μ
s
Note 2
25
-
100
-
μ
s
Note 2
Full
15
30
60
sec
Maximum Data Rate
R
L
= 3k
,
One Transmitter
Switching
C
L
= 1000pF
V
CC
= 3V to 4.5V, C
L
= 250pF
V
CC
= 4.5V to 5.5V,
C
L
= 1000pF
t
PHL
t
PLH
Full
250
-
-
kbps
Full
1000
-
-
kbps
Full
1000
-
-
kbps
Receiver Propagation Delay
Receiver Input to Receiver Output,
C
L
= 150pF
25
-
0.15
-
μ
s
25
-
0.15
-
μ
s
Receiver Output Enable Time
Normal Operation
25
-
200
-
ns
Receiver Output Disable Time
Normal Operation
25
-
200
-
ns
Transmitter Skew
t
PHL
- t
PLH
(Note 3)
t
PHL
- t
PLH
(Note 3)
V
CC
= 3.3V, R
L
= 3k
to 7k
,
Measured from 3V to -3V or -3V to
3V, C
L
= 150pF to 1000pF
25
-
25
-
ns
Receiver Skew
25
-
50
-
ns
Transition Region Slew Rate
25
24
-
150
V/
μ
s
ESD PERFORMANCE
RS-232 Pins (T
OUT
, R
IN
)
Human Body Model
25
-
±
15
-
kV
IEC1000-4-2 Contact Discharge
25
-
±
8
-
kV
IEC1000-4-2 Air Gap Discharge
25
-
>
±
8
-
kV
All Other Pins
Human Body Model
25
-
±
2.5
-
kV
NOTES:
2. An “edge” is defined as a transition through the transmitter or receiver input thresholds.
3. Skews are measured at the receiver input switching points (1.4V).
Electrical Specifications
Test Conditions: V
CC
= 3V to 5.5V, C
1
- C
4
= 0.1
μ
F; Unless Otherwise Specified.
Typicals are at T
A
= 25°C
(Continued)
PARAMETER
TEST CONDITIONS
TEMP
(°C)
MIN
TYP
MAX UNITS
ICL3225, ICL3245
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