6 FN6768.2 June 18, 2012 Receiver Threshold to Transmitters Enabled Delay (tWU
參數(shù)資料
型號： ISL3241EIRZ
廠商： Intersil
文件頁數(shù)： 13/16頁
文件大?。?/td> 0K
描述： IC TXRX RS232 ESD-PROT 32-QFN
產(chǎn)品培訓(xùn)模塊： Solutions for Industrial Control Applications
標(biāo)準(zhǔn)包裝： 60
類型： 收發(fā)器
驅(qū)動器/接收器數(shù)： 3/5
規(guī)程： RS232
電源電壓： 2.7 V ~ 3.6 V
安裝類型： 表面貼裝
封裝/外殼： 32-VFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝： 32-QFN 裸露焊盤（5x5）
包裝： 管件
ISL3241E, ISL3243E
6
FN6768.2
June 18, 2012
Receiver Threshold to
Transmitters Enabled Delay (tWU)
25
-
20
-
s
Receiver Positive or Negative
Threshold to INVALID High Delay
(tINVH)
25
-
0.7
-
s
Receiver Positive or Negative
Threshold to INVALID Low Delay
(tINVL)
25
-
20
-
s
RECEIVER INPUTS
Input Voltage Range
Full
-25
-
25
V
Input Threshold Low
VCC ≥ 2.7V
Full
-
0.6
V
VCC ≥ 3V
Full
-
0.8
V
Input Threshold High
Full
2.0
1.5
-
V
Input Hysteresis
25
-
0.5
-
V
Input Resistance
Full
3
5
7
k
Ω
TRANSMITTER OUTPUTS
Output Voltage Swing (VO)
All Transmitter Outputs Loaded with 3k to
Ground
Full
±5.0
±5.4
-
V
VCC = 2.7V
Full
±4.0
±4.7
-
V
Output Resistance
VCC = VL = V+ = V- = 0V, Transmitter Output = ±2V
Full
300
10M
-
Ω
Output Short-Circuit Current
Full
-
±35
±60
mA
Output Leakage Current
VOUT = ±12V, VCC = VL = 0V or 3V to 3.6V,
Automatic Powerdown or FORCEOFF = SHDN = GND
Full
-
±25
A
TIMING CHARACTERISTICS
Maximum Data Rate
RL = 3k, CL = 1000pF, One Transmitter Switching
Full
250
400
-
kbps
RL = 3k CL = 200pF, VCC = 3.15V, One Transmitter Switching
Full
-
1.3
-
Mbps
Receiver Propagation Delay
Receiver Input to Receiver Output,
CL = 30pF, RIN = ±3V (See Figure 2)
tPHL
25
-
0.23
0.55
s
Full
-
0.26
0.6
s
tPLH
25
-
0.16
0.55
s
Full
-
0.18
0.6
s
Receiver Skew
|tPHL - tPLH|
25
-
70
300
ns
Full
-
80
350
ns
Transmitter Propagation Delay
Transmitter Input to Transmitter Output,
CL = 1000pF, RL = 3k (See Figure 1)
(Note 7)
tPHL
25
-
0.7
1.5
s
Full
-
0.8
1.7
s
tPLH
25
-
0.7
1.5
s
Full
-
0.8
1.7
s
Transmitter Skew
|tPHL - tPLH|
25
-
20
500
ns
Full
-
20
550
ns
Receiver Output Enable Time
From EN or FORCEOFF, VL = VCC, RL = 1k, CL = 15pF
(See Figure 3)
25
-
120
-
ns
Receiver Output Disable Time
25
-
200
-
ns
Transmitter Output Enable Time
From Powerdown
From SHDN or FORCEOFF, RL = 3k, CL = 1000pF
25
-
20
-
s
Electrical Specifications Test Conditions: VCC = 3V to 3.6V, VL = 1.8V ±10%, C1 to C4 = 0.1F, Unless Otherwise Specified.
Typicals are at TA = +25°C, VCC = 3.3V, VL = 1.8V, Unless Otherwise Specified. Boldface limits apply over the operating temperature range, -40°C
to +85°C. (Continued)
PARAMETER
TEST CONDITIONS
TEMP
(°C)
MIN
(Note 6)
TYP
MAX
(Note 6)
UNITS
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