參數(shù)資料
型號: ISL81387IAZ
廠商: Intersil
文件頁數(shù): 16/27頁
文件大?。?/td> 0K
描述: TXRX ESD RS-485/422 2PORT 20SSOP
產(chǎn)品培訓(xùn)模塊: Solutions for Industrial Control Applications
標(biāo)準(zhǔn)包裝: 66
類型: 收發(fā)器
驅(qū)動器/接收器數(shù): 2/2
規(guī)程: RS232,RS422,RS485
電源電壓: 4.5 V ~ 5.5 V
安裝類型: 表面貼裝
封裝/外殼: 20-SSOP(0.209",5.30mm 寬)
供應(yīng)商設(shè)備封裝: 20-SSOP
包裝: 管件
23
FN6201.3
November 21, 2007
FIGURE 39. RS-232, TRANSMITTER MAXIMUM DATA RATE vs
LOAD CAPACITANCE
FIGURE 40. RS-232, TRANSMITTER OUTPUT VOLTAGE vs
DATA RATE
FIGURE 41. RS-232, TRANSMITTER
SKEW vs DATA RATE
FIGURE 42. RS-485, TRANSMITTER
JITTER vs DATA RATE
WITH 2000’ CAT-5 CABLE
FIGURE 43. RS-485, TRANSMITTER
JITTER vs DATA RATE
WITH 1000’ CAT-5 CABLE
FIGURE 44. RS-485, TRANSMITTER
JITTER vs DATA RATE
WITH 350’ CAT-5 CABLE
Typical Performance Curves VCC = VL = 5V, TA = +25°C; Unless Otherwise Specified. (Continued)
100
1000
2000
3000
4000
5000
100
200
300
400
500
600
700
800
900
1000
1100
LOAD CAPACITANCE (pF)
DA
TA
RAT
E
(k
bp
s)
2 TRANSMITTERS AT +25°C
2 TRANSMITTERS AT +85°C
1 TRANSMITTER AT +25°C
VOUT ±4V
ALL TOUTS LOADED WITH 5kΩ TO GND
1 TRANSMITTER AT +85°C
0
100
200
300
400
500
600
700
800
-7.5
-5.0
0
5.0
7.5
2.5
-2.5
DATA RATE (kbps)
TRANSMIT
T
E
R
OUTP
U
T
VOL
T
AGE
(V
)
+25
°C
+85
°C
+25
°C
+85
°C
VOUT+
VOUT -
2 TRANSMITTERS SWITCHING
ALL TOUTS LOADED WITH 5kΩ TO GND, CL = 1000pF
RS-2
32
REGION
OF
NONCOMPLIANCE
50
150
250
350
450
550
650
750
150
200
250
300
350
400
450
DATA RATE (kbps)
SKEW
(ns)
+25°C
+85°C
ALL TOUTS LOADED WITH 3kΩ TO GND, CL = 1000pF
2 TRANSMITTERS SWITCHING
DATA RATE (kbps)
JI
TTER
(%)
32 100
200
300
400
500
600
700
800
900
1000
0.1
1
10
100
DOUBLE TERM’ED WITH 121
Ω
SLOW
MED
FAST
DATA RATE (kbps)
JITTER
(
%
)
32 100
200
300
400
500
600
700
800
900
1000
0.1
1
10
100
DOUBLE TERM’ED WITH 121
Ω
SLOW
MED
FAST
DATA RATE (kbps)
JITTER
(
%
)
32 100
200
300
400
500
600
700
800
900
1000
0.1
1
10
100
DOUBLE TERM’ED WITH 121
Ω
SLOW
MED
FAST
ISL81387, ISL41387
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