参数资料
| 型号： | ISL3333IRZ-T7A |
| 厂商： | Intersil |
| 文件页数： | 16/26页 |
| 文件大小： | 0K |
| 描述： | IC TXRX RS232/485 DL 2PRT 40QFN |
| 产品培训模块： | Solutions for Industrial Control Applications |
| 标准包装： | 250 |
| 类型： | 收发器 |
| 驱动器/接收器数： | 2/2 |
| 规程： | RS232，RS422，RS485 |
| 电源电压： | 3.15 V ~ 3.45 V |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 20-SSOP（0.209"，5.30mm 宽） |
| 供应商设备封装： | 20-SSOP |
| 包装： | 带卷 (TR) |
23
FN6362.0
May 27, 2008
FIGURE 32. RS-485,
DRIVER AND RECEIVER WAVEFORMS,
LOW TO HIGH (FAST DATA RATE)
FIGURE 33. RS-485,
DRIVER AND RECEIVER WAVEFORMS,
HIGH TO LOW (FAST DATA RATE)
FIGURE 34. RS-232, TRANSMITTER OUTPUT VOLTAGE vs
LOAD CAPACITANCE
FIGURE 35. RS-232, TRANSMITTER OUTPUT VOLTAGE vs
TEMPERATURE
FIGURE 36. RS-232, TRANSMITTER SHORT CIRCUIT
CURRENT vs TEMPERATURE
FIGURE 37. 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
-2.5
2.5
7.5
1000
2000
3000
4000
5000
0
LOAD CAPACITANCE (pF)
TRAN
SMI
TTER
O
U
TPUT
VO
LTAG
E
(V)
RS-23
2RE
GION
OF
NONC
OMPLIA
NCE
0
5.0
2 TRANSMITTERS AT 250kbps or 400kbps,
VOUT+
VOUT -
OTHER TRANSMITTERS AT 30kbps
400kbps
250kbps
ALL TOUTS LOADED WITH 3kΩ TO GND
-40
0
50
85
TEMPERATURE (°C)
TRANSMITT
E
R
OUT
P
UT
VOLT
AGE
(V)
-25
25
75
-7.5
-5
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)
TRA
N
S
M
ITTER
OUTPUT
C
URRENT
(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 = 2000pF, 2 CHANNELS SWITCHING
Y/A
0
-5
0
5
0
5
RA
DY
ISL3332, ISL3333
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