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参数资料
| 型号： | MAX218EAP |
| 厂商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分类： | 通用总线功能 |
| 英文描述： | 5V High-Speed RS-232 Transceivers with 0.1uF Capacitors |
| 中文描述： | LINE TRANSCEIVER, PDSO20 |
| 封装： | SSOP-20 |
| 文件页数： | 3/8页 |
| 文件大小： | 92K |
| 代理商： | MAX218EAP |
M
1.8V to 4.25V-Powered,
True RS -232 Dual Transc eiver
_______________________________________________________________________________________
3
TIMING CHARACTERISTICS
(Circuit of Figure 1, V
CC
= 1.8V to 4.25V, C1 = 0.47μF, C2 = C3 = C4 = 1μF, L1 = 15μH, T
A
= T
MIN
to T
MAX
, unless otherwise noted.
Typical values are at V
CC
= 3.0V, T
A
= +25°C.)
1000pF
||
3k
load each transmitter,
150pF load each receiver
T
A
= +25°C, V
CC
= 3.0V, R
L
= 3k
to 7k
,
C
L
= 50pF to 2500pF, measured from
+3V to -3V or -3V to +3V
2500pF
||
3k
load
150pF load
150pF load
2500pF
||
3k
load
CONDITIONS
ns
μs
ns
200
140
500
500
450
t
DR
t
ET
t
DT
Receiver Output Disable Time
Transmitter Output Enable Time
Transmitter Output Disable Time
ns
90
300
t
ER
kbps
120
Data Rate
Receiver Output Enable Time
V/μs
3.0
30
Transition Region Slew Rate
1.8
2.7
t
PLHT
Transmitter Propagation Delay
ns
290
260
1.9
700
700
2.7
t
PHLR
t
PLHR
t
PHLT
Receiver Propagation Delay
μs
UNITS
MIN
TYP
MAX
SYMBOL
PARAMETER
______________________________________________________________Pin Desc ription
Receiver Inputs
R2IN, R1IN
11, 12
Transmitter Outputs; swing between V+ and V-.
T2OUT, T1OUT
13, 14
Negative Supply generated on-board
V-
15
Terminals for Negative Charge-Pump Capacitor
C1-, C1+
16, 18
Positive Supply generated on-board
V+
19
Ground. Connect all GND pins to ground.
GND
5, 17, 20
Supply Voltage Input; 1.8V to 4.25V. Bypass to GND with at least 1μF. See Capacitor
Selectionsection.
V
CC
6
Transmitter Inputs
T1IN, T2IN
7, 8
Receiver Outputs; swing between GND and V
CC.
R1OUT, R2OUT
9, 10
Receiver Output Enable Control. Connect to V
CC
for normal operation. Connect to GND to
force the receiver outputs into high-Z state.
EN
4
Shutdown Control. Connect to V
CC
for normal operation. Connect to GND to shut down the
power supply and to disable the drivers. Receiver status is not changed by this control.
S———N
3
PIN
Not internally connected
N.C.
2
Inductor/Diode Connection Point
LX
1
FUNCTION
NAME
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX218EAP+ | 功能描述:RS-232接口集成电路 1.8-4.25V True RS232 Dual Transceiver RoHS:否 制造商:Exar 数据速率:52 Mbps 工作电源电压:5 V 电源电流:300 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:LQFP-100 封装: |
| MAX218EAP+T | 功能描述:RS-232接口集成电路 1.8-4.25V True RS232 Dual Transceiver RoHS:否 制造商:Exar 数据速率:52 Mbps 工作电源电压:5 V 电源电流:300 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:LQFP-100 封装: |
| MAX218EAP-T | 功能描述:RS-232接口集成电路 RoHS:否 制造商:Exar 数据速率:52 Mbps 工作电源电压:5 V 电源电流:300 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:LQFP-100 封装: |
| MAX218EPP | 功能描述:RS-232接口集成电路 RoHS:否 制造商:Exar 数据速率:52 Mbps 工作电源电压:5 V 电源电流:300 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:LQFP-100 封装: |
| MAX218EPP+ | 功能描述:RS-232接口集成电路 RoHS:否 制造商:Exar 数据速率:52 Mbps 工作电源电压:5 V 电源电流:300 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:LQFP-100 封装: |
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