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參數(shù)資料
| 型號(hào)： | MAX3228 |
| 廠商： | Maxim Integrated Products, Inc. |
| 英文描述： | +2.5V to +5.5V RS-232 Transceivers in UCSP |
| 中文描述： | +2.5V至+5.5V、RS-232收發(fā)器，UCSP封裝 |
| 文件頁數(shù)： | 5/14頁 |
| 文件大?。?/td> | 238K |
| 代理商： | MAX3228 |
M
+2.5V to +5.5V RS-232 Transceivers
in UCSP
_______________________________________________________________________________________
5
PIN
MAX3228
A1
A2
A3
A4
MAX3229
A1
A2
A3
A4
NAME
FUNCTION
V
CC
C2+
C2-
V-
+2.5V to +5.5V Supply Voltage
Positive Terminal of Inverting Charge-Pump Capacitor
Negative Terminal of Inverting Charge-Pump Capacitor
-5.5V/-4.0V Generated by Charge Pump
A5
A5
V
L
Logic-Level Input for Receiver Outputs and Transmitter Inputs. Connect V
L
to the
system logic supply voltage or V
CC
if no logic supply is required.
Transmitter Input(s)
A6, B6
A6
T_IN
B1
B1
V+
+5.5V/+4.0V Generated by Charge Pump. If charge pump is generating +4.0V, the part
has switched from RS-232 compliant to RS-232 compatible mode.
B2, B3, B4,
C2, C3, C4,
D2, D3, D4,
D5
B2, B3, B4,
C2, C3, C4,
D2, D3, D4,
D5
N.C.
No Connection. These locations are not populated with solder bumps.
B5
B5
FORCEON
FORCEON Input, Active-High. Drive FORCEON high to override automatic circuitry,
keeping transmitters and charge pumps on. Pulls itself high internally if not connected.
—
B6, D6,
E4, E6
N.C.
No Connection. These locations are populated with solder bumps, but are electrically
isolated.
C1
C1
C1+
Positive Terminal of Positive Regulated Charge-Pump Capacitor
Pin Description
Typical Operating Characteristics (continued)
(V
CC
= +3.3V, 250kbps data rate, 0.1μF capacitors, all transmitters loaded with 3k
and C
L
, T
A
= +25
°
C, unless otherwise noted.)
0
6
4
2
8
10
12
14
16
18
20
2.5
3.5
SUPPLY VOLTAGE (V)
3.0
4.0
4.5
5.0
5.5
OPERATING SUPPLY CURRENT
vs. SUPPLY VOLTAGE (MAX3229)
M
O
-8
-4
-6
2
0
-2
8
6
4
10
2.5
3.5
SUPPLY VOLTAGE (V)
3.0
4.0
4.5
5.0
5.5
TRANSMITTER OUTPUT VOLTAGE vs.
SUPPLY VOLTAGE (V
CC
RISING)
M
T
V
OH
V
OL
-8
-4
-6
2
0
-2
8
6
4
10
2.5
3.5
SUPPLY VOLTAGE (V)
3.0
4.0
4.5
5.0
5.5
TRANSMITTER OUTPUT VOLTAGE vs.
SUPPLY VOLTAGE (V
CC
FALLING)
M
T
V
OH
V
OL
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MAX3228AEEWV+ | 制造商:Maxim Integrated Products 功能描述:+2.5V TO +5.5V RS-232 TRANCEIVERS IN UCSP - Bulk |
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| MAX3228EBV | 制造商:Maxim Integrated Products 功能描述:+2.5V TO +5.5V RS-232 TRANSCEIVERS - Rail/Tube 制造商:Rochester Electronics LLC 功能描述: |
| MAX3228EBV+ | 制造商:Maxim Integrated Products 功能描述:LINE TRANSMITTER/RCVR 2TR 2TX 2RX 30UCSP - Rail/Tube |
| MAX3228EBV+T | 功能描述:RS-232接口集成電路 Integrated Circuits (ICs) 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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