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參數(shù)資料
| 型號： | ICL3238ECA-T |
| 廠商： | Intersil |
| 文件頁數(shù)： | 10/14頁 |
| 文件大?。?/td> | 0K |
| 描述： | IC 5DRVR/3RCVR RS232 3V 28-SSOP |
| 標(biāo)準(zhǔn)包裝： | 1,000 |
| 類型： | 收發(fā)器 |
| 驅(qū)動(dòng)器/接收器數(shù)： | 5/3 |
| 規(guī)程： | RS232 |
| 電源電壓： | 3 V ~ 5.5 V |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 28-SSOP（0.209"，5.30mm 寬） |
| 供應(yīng)商設(shè)備封裝： | 28-SSOP |
| 包裝： | 帶卷 (TR) |
5
ENHANCED AUTOMATIC POWERDOWN (FORCEON = GND, FORCEOFF = VCC)
Receiver Input Thresholds to
INVALID High
(Figure 6)
Full
-2.7
-
2.7
V
Receiver Input Thresholds to
INVALID Low
(Figure 6)
Full
-0.3
-
0.3
V
INVALID Output Voltage Low
IOUT = 1.0mA
Full
-
0.4
V
INVALID Output Voltage High
IOUT = -1.0mA
Full
VCC-0.6
-
V
Receiver Positive or Negative
Threshold to INVALID High Delay
(tINVH)
25
-
0.3
-
s
Receiver Positive or Negative
Threshold to INVALID Low Delay
(tINVL)
25
-
60
-
s
Receiver or Transmitter Edge to
Transmitters Enabled Delay (tWU)
(Note 6)
25
-
25
-
s
Receiver or Transmitter Edge to
Transmitters Disabled Delay
(tAUTOPWDN)
(Note 6)
Full
15
30
60
s
TRANSMITTER OUTPUTS
Output Voltage Swing
All Transmitter Outputs Loaded with 3k
to Ground
Full
±5.0
±5.4
-
V
Output Resistance
VCC = V+ = V- = 0V, Transmitter Output = ±2V
Full
300
10M
-
Output Short-Circuit Current
Full
-
±35
±60
mA
Output Leakage Current
VOUT = ±12V, VCC = 0V or 3V to 5.5V,
Automatic Powerdown or FORCEOFF = GND
Full
-
±25
A
TIMING CHARACTERISTICS
Maximum Data Rate
RL = 3k, CL = 1000pF, One Transmitter Switching
Full
250
500
-
kbps
Receiver Propagation Delay
Receiver Input to Receiver
Output, CL = 150pF
tPHL
25
-
0.15
-
s
tPLH
25
-
0.15
-
s
Receiver Output Enable Time
Normal Operation
25
-
150
-
ns
Receiver Output Disable Time
Normal Operation
25
-
300
-
ns
Transmitter Skew
tPHL - tPLH
25
-
50
-
ns
Receiver Skew
tPHL - tPLH
25
-
50
-
ns
Transition Region Slew Rate
VCC = 3.3V,
RL = 3k to 7k,
Measured From 3V to -3V or -3V
to 3V
CL = 150pF to 1000pF
25
6
15
30
V/s
CL = 150pF to 2500pF
25
4
12
30
V/s
ESD PERFORMANCE
RS-232 Pins (TOUT, RIN)
IEC61000-4-2 Air Gap Discharge
25
-
±15
-
kV
IEC61000-4-2 Contact Discharge
25
-
±8-
kV
Human Body Model
25
-
±15
-
kV
All Other Pins
Human Body Model
25
-
±2.5
-
kV
NOTES:
5. These inputs utilize a positive feedback resistor. The input current is negligible when the input is at either supply rail.
6. An “edge” is defined as a transition through the transmitter or receiver input thresholds.
Electrical Specifications
Test Conditions: VCC = 3.15V to 5.5V, C1 - C4 = 0.1F; VCC = 3V, C1 - C4 = 0.22F; Unless Otherwise
Specified. Typicals are at TA = 25
oC (Continued)
PARAMETER
TEST CONDITIONS
TEMP
(oC)
MIN
TYP
MAX
UNITS
ICL3238E
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