參數(shù)資料
型號(hào)： MAX218CPP+
廠商： Maxim Integrated Products
文件頁(yè)數(shù)： 3/8頁(yè)
文件大小： 0K
描述： IC TXRX RS232 DUAL 120KBPS 20DIP
產(chǎn)品培訓(xùn)模塊： Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝： 18
類型： 收發(fā)器
驅(qū)動(dòng)器/接收器數(shù)： 2/2
規(guī)程： RS232
電源電壓： 1.8 V ~ 4.25 V
安裝類型： 通孔
封裝/外殼： 20-DIP（0.300"，7.62mm）
供應(yīng)商設(shè)備封裝： 20-PDIP
包裝： 管件
產(chǎn)品目錄頁(yè)面： 1400 (CN2011-ZH PDF)
MAX218
1.8V to 4.25V-Powered,
True RS-232 Dual Transceiver
_______________________________________________________________________________________
3
TIMING CHARACTERISTICS
(Circuit of Figure 1, VCC = 1.8V to 4.25V, C1 = 0.47F, C2 = C3 = C4 = 1F, L1 = 15H, TA = TMIN to TMAX, unless otherwise noted.
Typical values are at VCC = 3.0V, TA = +25°C.)
1000pF
|| 3k
load each transmitter,
150pF load each receiver
TA = +25°C, VCC = 3.0V, RL = 3k to 7k,
CL = 50pF to 2500pF, measured from
+3V to -3V or -3V to +3V
2500pF
|| 3k
load
150pF load
2500pF
|| 3k
load
CONDITIONS
ns
200
500
tDR
Receiver Output Disable Time
ns
90
300
tER
kbps
120
Data Rate
Receiver Output Enable Time
V/s
3.0
30
Transition Region Slew Rate
1.8
2.7
tPLHT
Transmitter Propagation Delay
s
140
450
tET
Transmitter Output Enable Time
ns
290
700
tPHLR
260
700
tPLHR
Receiver Propagation Delay
s
1.9
2.7
tPHLT
UNITS
MIN
TYP
MAX
SYMBOL
PARAMETER
ns
500
tDT
Transmitter Output Disable Time
______________________________________________________________Pin Description
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 1F. See
Capacitor
Selection section.
VCC
6
Transmitter Inputs
T1IN, T2IN
7, 8
Receiver Outputs; swing between GND and VCC.
R1OUT, R2OUT
9, 10
Receiver Output Enable Control. Connect to VCC for normal operation. Connect to GND to
force the receiver outputs into high-Z state.
EN
4
Shutdown Control. Connect to VCC 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
—
H
—
D
—
N
–
3
PIN
Not internally connected
N.C.
2
Inductor/Diode Connection Point
LX
1
FUNCTION
NAME
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX218CPP+ 功能描述:RS-232接口集成電路 1.8-4.25V True RS232 Dual Transceiver RoHS:否 制造商:Exar 數(shù)據(jù)速率:52 Mbps 工作電源電壓:5 V 電源電流:300 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝:
MAX218CWP 功能描述:RS-232接口集成電路 RoHS:否 制造商:Exar 數(shù)據(jù)速率:52 Mbps 工作電源電壓:5 V 電源電流:300 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝:
MAX218CWP+ 功能描述:RS-232接口集成電路 1.8-4.25V True RS232 Dual Transceiver RoHS:否 制造商:Exar 數(shù)據(jù)速率:52 Mbps 工作電源電壓:5 V 電源電流:300 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝:
MAX218CWP+T 功能描述:RS-232接口集成電路 1.8-4.25V True RS232 Dual Transceiver RoHS:否 制造商:Exar 數(shù)據(jù)速率:52 Mbps 工作電源電壓:5 V 電源電流:300 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝:
MAX218CWP-T 功能描述:RS-232接口集成電路 RoHS:否 制造商:Exar 數(shù)據(jù)速率:52 Mbps 工作電源電壓:5 V 電源電流:300 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝:
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