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参数资料
| 型号： | MAX3212EAI+T |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 6/12页 |
| 文件大小： | 0K |
| 描述： | IC TXRX 3DRVR 5RX 28-SSOP |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 2,000 |
| 类型： | 收发器 |
| 驱动器/接收器数： | 3/5 |
| 规程： | RS232 |
| 电源电压： | 2.7 V ~ 3.6 V |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 28-SSOP（0.209"，5.30mm 宽） |
| 供应商设备封装： | 28-SSOP |
| 包装： | 带卷 (TR) |
MAX3212
+2.7V to +3.6V-Powered, 1A Supply Current,
3-Driver/5-Receiver, True RS-232 Transceiver
_______________________________________________________________________________________ 3
ELECTRICAL CHARACTERISTICS (continued)
(VCC = 2.7V to 3.6V, TA = TMIN to TMAX, unless otherwise noted.)
TIMING CHARACTERISTICS
(VCC = 2.7V to 3.6V, TA = TMIN to TMAX, unless otherwise noted.)
PARAMETER
Receiver Propagation Delay
630
2000
MIN
TYP
MAX
ns
150pF load
UNITS
800
2000
Data Rate
Transmitter Propagation Delay
800
2000
ns
Transmitter Output Disable Time
2500pF
3k load
600
ns
235
250
kbps
630
2000
Transmitter Output Enable Time
RL = 3k, CL = 1000pF, one transmitter
switching, 150pF load on each receiver
250
s
SYMBOL
tPLHR
tPHLT
tPLHT
tDT
tPHLR
tET
tER
tDR
Receiver Output Enable Time
70
200
ns
Receiver Output Disable Time
420
700
ns
CONDITIONS
Includes power-supply start-up
V/s
Transition-Region Slew Rate
5
s
EN High to TRAN
Reset Delay
1
s
EN High Pulse Width
RL = 3k to 7k,
measured from +3V
to -3V or -3V to +3V
CL = 50pF to 2500pF
CL = 50pF to 1000pF
613
30
4.0
10
30
Receiver Skew
ns
tPHL - tPLH
40
52
Transmitter Skew
ns
tPHL - tPLH
EIA/TIA-232E TRANSMITTERS
Input Voltage Threshold High
3.0
V
Input Hysteresis
0.7
V
Output Voltage Swing (VHIGH, VLOW)
±5.0
±5.5
V
Output Resistance
300
EIA/TIA-232E Short-Circuit Current
28
60
mA
All transmitters loaded with 3k
to GND
VCC = V- = V+ = 0V, -2V < T_OUT < 2V
PARAMETER
MIN
TYP
MAX
UNITS
Input Voltage Threshold Low
0.4
V
Input Resistance
35
7
k
CONDITIONS
-15V < VIN < 15V
Input Voltage Operating Range
-25
+25
V
TIN = T2IN = GND, T3IN = VCC,
T3OUT loaded with 3k
to GND,
T1OUT and T2OUT loaded with 5mA
Transmitter Output Voltage
±5
V
EIA/TIA-232E RECEIVERS
EIA/TIA-232E TRANSMITTERS
MOUSE DRIVEABILITY
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