 English |
|
|
|
|
|
|
|
| ICL3225 Datasheet, PDF (6/18 Pages) Intersil Corporation – 1 Microamp, +3V to +5.5V, 1Mbps, RS-232 Transceivers with Enhanced Automatic Powerdown | |||
| |||
| ◁ |
ICL3225, ICL3245
Electrical Specifications Test Conditions: VCC = 3V to 5.5V, C1 - C4 = 0.1µF; Unless Otherwise Specified.
Typicals are at TA = 25°C (Continued)
PARAMETER
TEST CONDITIONS
TEMP
(°C) MIN
TYP MAX UNITS
MOUSE DRIVEABILITY
Transmitter Output Voltage
(See Figure 11)
T1IN = T2IN = GND, T3IN = VCC, T3OUT Loaded with 3k⦠to GND, Full
±5
T1OUT and T2OUT Loaded with 2.5mA Each
ENHANCED AUTOMATIC POWERDOWN (FORCEON = GND, FORCEOFF = VCC)
Receiver Input Thresholds to
INVALID High
See Figure 6
Full -2.7
-
-
V
-
2.7 V
Receiver Input Thresholds to
INVALID Low
See Figure 6
Full -0.3
-
0.3 V
INVALID, READY Output Voltage
Low
IOUT = 1.6mA
Full
-
-
0.4 V
INVALID, READY Output Voltage
High
IOUT = -1.0mA
Full VCC-0.6
-
-
V
Receiver Positive or Negative
Threshold to INVALID High Delay
(tINVH)
Receiver Positive or Negative
Threshold to INVALID Low Delay
(tINVL)
Receiver or Transmitter Edge to
Transmitters Enabled Delay (tWU)
Receiver or Transmitter Edge to
Transmitters Disabled Delay
(tAUTOPWDN)
TIMING CHARACTERISTICS
Note 2
Note 2
25
-
1
- µs
25
-
30
- µs
25
-
Full
15
100
-
µs
30 60 sec
Maximum Data Rate
Receiver Propagation Delay
Receiver Output Enable Time
RL = 3kâ¦, One Transmitter
Switching
CL = 1000pF
Full 250
-
- kbps
VCC = 3V to 4.5V, CL = 250pF Full 1000
-
- kbps
VCC = 4.5V to 5.5V,
CL = 1000pF
Full 1000
-
- kbps
Receiver Input to Receiver Output, tPHL
CL = 150pF
tPLH
25
-
0.15 - µs
25
-
0.15 - µs
Normal Operation
25
-
200
-
ns
Receiver Output Disable Time
Normal Operation
25
-
200
-
ns
Transmitter Skew
Receiver Skew
Transition Region Slew Rate
ESD PERFORMANCE
tPHL - tPLH (Note 3)
25
-
tPHL - tPLH (Note 3)
25
-
VCC = 3.3V, RL = 3k⦠to 7kâ¦, Measured from 3V to -3V or -3V to 25
24
3V, CL = 150pF to 1000pF
25
- ns
50
- ns
-
150 V/µs
RS-232 Pins (TOUT, RIN)
Human Body Model
IEC1000-4-2 Contact Discharge
25
-
25
-
±15
- kV
±8
- kV
IEC1000-4-2 Air Gap Discharge
25
-
>±8
- kV
All Other Pins
Human Body Model
25
-
±2.5 - kV
NOTES:
2. An âedgeâ is defined as a transition through the transmitter or receiver input thresholds.
3. Skews are measured at the receiver input switching points (1.4V).
6
|
▷ |
German
Russian
Spanish
Italian
Polish
Chinese
Japanese
Korean
French
Portuguese