參數(shù)資料
型號: MAX488EEPA
廠商: Maxim Integrated Products
文件頁數(shù): 2/16頁
文件大小: 0K
描述: IC TXRX RS485/422 250KBPS 8-DIP
產(chǎn)品培訓模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 50
類型: 收發(fā)器
驅動器/接收器數(shù): 1/1
規(guī)程: RS422,RS485
電源電壓: 4.75 V ~ 5.25 V
安裝類型: 通孔
封裝/外殼: 8-DIP(0.300",7.62mm)
供應商設備封裝: 8-PDIP
包裝: 管件
±15kV ESD-Protected, Slew-Rate-Limited,
Low-Power, RS-485/RS-422 Transceivers
CHARGE CURRENT
LIMIT RESISTOR
DISCHARGE
RESISTANCE
STORAGE
CAPACITOR
Cs
150pF
RC 50M to 100M
RD 330
Ω
HIGH-
VOLTAGE
DC
SOURCE
DEVICE
UNDER
TEST
Figure 6. IEC1000-4-2 ESD Test Model
tr = 0.7ns to 1ns
30ns
60ns
t
100%
90%
10%
I PEAK
I
R
Y
Z
VOD
VOC
Figure 8. Driver DC Test Load
Figure 7. IEC1000-4-2 ESD Generator Current Waveform
RECEIVER
OUTPUT
TEST POINT
1k
S1
S2
VCC
CRL
15pF
Figure 9. Receiver Timing Test Load
CHARGE CURRENT
LIMIT RESISTOR
DISCHARGE
RESISTANCE
STORAGE
CAPACITOR
Cs
100pF
RC 1M
RD 1500
Ω
HIGH
VOLTAGE
DC
SOURCE
DEVICE
UNDER
TEST
Figure 4. Human Body ESD Test Model
IP 100%
90%
36.8%
tRL
TIME
tDL
CURRENT WAVEFORM
PEAK-TO-PEAK RINGING
(NOT DRAWN TO SCALE)
Ir
10%
0
AMPERES
Figure 5. Human Body Model Current Waveform
MAX481E/MAX483E/MAX485E/
MAX487E–MAX491E/MAX1487E
10
Maxim Integrated
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