參數(shù)資料
型號: ISL3331IRZ-T
廠商: INTERSIL CORP
元件分類: Buffer和線驅(qū)動
英文描述: 3.3V, ±15kV ESD Protected, Dual Protocol (RS-232/RS-485) Transceivers; Temperature Range: -40°C to 85°C; Package: 40-QFN T&R
中文描述: DUAL LINE TRANSCEIVER, PQCC40
封裝: 6 X 6 MM, ROHS COMPLIANT, PLASTIC, QFN-40
文件頁數(shù): 15/25頁
文件大?。?/td> 945K
代理商: ISL3331IRZ-T
22
FN6361.0
May 20, 2008
FIGURE 31. RS-485,
DRIVER AND RECEIVER WAVEFORMS,
LOW TO HIGH (FAST DATA RATE)
FIGURE 32. RS-485,
DRIVER AND RECEIVER WAVEFORMS,
HIGH TO LOW (FAST DATA RATE)
FIGURE 33. RS-232, TRANSMITTER OUTPUT VOLTAGE vs
LOAD CAPACITANCE
FIGURE 34. RS-232, TRANSMITTER OUTPUT VOLTAGE vs
TEMPERATURE
FIGURE 35. RS-232, TRANSMITTER SHORT CIRCUIT
CURRENT vs TEMPERATURE
FIGURE 36. RS-232, TRANSMITTER
AND RECEIVER
WAVEFORMS AT 250kbps
Typical Performance Curves VCC = VL = 3.3V, TA = +25°C; Unless Otherwise Specified (Continued)
TIME (10ns/DIV)
DY
RE
C
E
IV
ER
OUTPUT
(V
)
DRIV
E
R
OUTPUT
(V
)
0
5
0
5
DRIV
E
R
INPUT
(V)
RDIFF = 54Ω, CL = 100pF
RA
Z
Y
0
1
2
3
4
TIME (10ns/DIV)
DY
RECE
IV
ER
OUTPUT
(V
)
DRIV
E
R
OUTPUT
(V
)
0
5
0
5
DRIV
E
R
INPUT
(V)
RDIFF = 54Ω, CL = 100pF
RA
0
1
2
3
4
Z
Y
-7.5
-5.0
-2.5
2.5
7.5
1000
2000
3000
4000
5000
0
LOAD CAPACITANCE (pF)
TR
ANSMI
TTER
O
U
TPUT
VO
LTAG
E
(V)
RS-23
2R
E
GION
OF
NONCOMPLIAN
CE
0
5.0
1 TRANSMITTER AT 250kbps or 400kbps,
VOUT+
VOUT -
OTHER TRANSMITTER AT 30kbps
400kbps
250kbps
ALL TOUTS LOADED WITH 3kΩ TO GND
-40
0
50
85
TEMPERATURE (°C)
TR
ANSMI
TTER
O
U
TPUT
VO
LTAG
E
(V)
-25
25
75
-7.5
-5.0
0
5.0
7.5
2.5
-2.5
VOUT+
VOUT -
OUTPUTS STATIC
ALL TOUTS LOADED WITH 3kΩ TO GND
AND AT V+ OR V-
-40
0
50
85
TEMPERATURE (°C)
TRANSMITT
E
R
OUT
P
UT
CURRENT
(
m
A)
-25
25
75
-30
-20
-10
0
10
20
30
40
50
Y OR Z = HIGH
Y OR Z = LOW
VOUT SHORTED TO GND
2s/DIV
CL = 4000pF, 1 CHANNEL SWITCHING
Y/A
0
-5
0
5
0
5
RA
DY
ISL3330, ISL3331
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