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參數(shù)資料
| 型號： | MAX3231EEBV-T |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類： | 通用總線功能 |
| 英文描述： | 5V High-Speed RS-232 Transceivers with 0.1uF Capacitors |
| 中文描述： | DUAL LINE TRANSCEIVER, PBGA30 |
| 封裝： | UCSP-30 |
| 文件頁數(shù)： | 5/15頁 |
| 文件大?。?/td> | 797K |
| 代理商： | MAX3231EEBV-T |
M
±15kV ESD-Protected +2.5V to +5.5V
RS-232 Transceivers in UCSP
_______________________________________________________________________________________
5
BUMP
MAX3230E
A1
A2
A3
A4
MAX3231E
A1
A2
A3
A4
NAME
FUNCTION
V
CC
C2+
C2-
V-
+2.5V to +5.5V Supply Voltage
Inverting Charge-Pump Capacitor Positive Terminal
Inverting Charge-Pump Capacitor Negative Terminal
Negative Supply Voltage (-5.5V/-4.0V) Generated by Charge Pump
A5
A5
V
L
Logic Supply Input. 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+
Positive Supply Voltage (+5.5V/+4.0V) Generated by Charge Pump. If charge pump is
generating +4.0V, the device has switched from RS-232-compliant to RS-232-
compatible mode.
B2, B3, B4,
C2, C3, C4,
D2–D5
B2, B3, B4,
C2, C3, C4,
D2–D5
N.C.
No Connection. These locations are not populated with solder bumps.
B5
B5
FORCEON
Active-High FORCEON Input. Drive FORCEON high to override automatic circuitry,
keeping transmitters and charge pumps on.
C1
C1
C1+
Positive Regulated Charge-Pump Capacitor Positive Terminal
C5
C5
FORCEOFF
Active-Low
FORCEOFF
Input. Drive
FORCEOFF
low to shut down transmitters,
receivers, and on-board charge pump. This overrides all automatic circuitry and
FORCEON.
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 (MAX3231E)
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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