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MAX3221CDBR 参数 Datasheet PDF下载

MAX3221CDBR图片预览
型号: MAX3221CDBR
PDF下载: 下载PDF文件 查看货源
内容描述: 3 V至5.5 V单路RS - 232线路驱动器/接收器,具有± 15 kV ESD保护 [3-V TO 5.5-V SINGLE-CHANNEL RS-232 LINE DRIVER/RECEIVER WITH ±15-kV ESD PROTECTION]
分类和应用: 驱动器
文件页数/大小: 17 页 / 392 K
品牌: TI [ TEXAS INSTRUMENTS ]
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SLLS348M − JUNE 1999 − REVISED MARCH 2004
MAX3221
3 V TO 5.5 V SINGLE CHANNEL RS 232 LINE DRIVER/RECEIVER
WITH
±15
kV ESD PROTECTION
PARAMETER MEASUREMENT INFORMATION
3V
Input
3 V or 0 V
FORCEON
VCC
S1
GND
tPHZ
(S1 at GND)
Output
Output
EN
Generator
(see Note B)
50
CL
(see Note A)
0.3 V
tPLZ
(S1 at VCC)
0.3 V
Output
TEST CIRCUIT
NOTES: A.
B.
C.
D.
VOLTAGE WAVEFORMS
50%
VOL
tPZL
(S1 at VCC)
50%
1.5 V
1.5 V
0V
tPZH
(S1 at GND)
VOH
RL
3 V or 0 V
CL includes probe and jig capacitance.
The pulse generator has the following characteristics: ZO = 50
Ω,
50% duty cycle, tr
10 ns, tf
10 ns.
tPLZ and tPHZ are the same as tdis.
tPZL and tPZH are the same as ten.
Figure 4. Receiver Enable and Disable Times
8
POST OFFICE BOX 655303
DALLAS, TEXAS 75265