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參數(shù)資料
| 型號(hào)： | SP3244EER1-L |
| 廠商： | Exar Corporation |
| 文件頁數(shù)： | 12/22頁 |
| 文件大?。?/td> | 0K |
| 描述： | IC TXRX RS232 32QFN |
| 標(biāo)準(zhǔn)包裝： | 1 |
| 類型： | 收發(fā)器 |
| 驅(qū)動(dòng)器/接收器數(shù)： | 3/5 |
| 規(guī)程： | RS232 |
| 電源電壓： | 3 V ~ 5.5 V |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 32-VFQFN 裸露焊盤 |
| 供應(yīng)商設(shè)備封裝： | 32-QFN 裸露焊盤（5x5） |
| 包裝： | 托盤 |
| 其它名稱： | 1016-1131 |
2
Exar Corporation 48720 Kato Road, Fremont CA, 94538 50-668-707 www.exar.com
SP3244E_SP3245E_00_2509
PIN ASSIgNmENTS
NAME
FUNCTION
PIN NUMBER
(T)SSOP
QFN
C2+
Positive terminal of the inverting charge pump capacitor.
29
C2-
Negative terminal of the inverting charge pump capacitor.
2
30
V-
Regulated -5.5V output generated by the charge pump.
3
RIN
RS-232 receiver input.
4
R2IN
RS-232 receiver input.
5
2
R3IN
RS-232 receiver input.
6
3
R4IN
RS-232 receiver input.
7
4
R5IN
RS-232 receiver input.
8
5
TOUT
RS-232 driver output.
9
6
T2OUT
RS-232 driver output.
0
7
T3OUT
RS-232 driver output.
8
T3IN
TTL/CMOS driver input.
2
0
T2IN
TTL/CMOS driver input.
3
TIN
TTL/CMOS driver input.
4
2
R5OUT
TTL/CMOS receiver output.
5
3
R4OUT
TTL/CMOS receiver output.
6
4
R3OUT
TTL/CMOS receiver output.
7
5
R2OUT
TTL/CMOS receiver output.
8
7
ROUT
TTL/CMOS receiver output.
9
8
R2OUT
Non-inverting receiver 2 output; active in shutdown.
20
9
STATUS
Status output.
2
20
SHUTDOWN
Forced SHUTDOWN input. Drive low to shut down drivers, receivers
and charge pump. Will override Auto On-Line Plus. Do not leave
this pin open.
22
2
ONLINE
Auto On-line Plus input. Active low enabled automatic power saving
feature. Equivalent to competitor's FORCEON pin. Do not leave this
pin open.
23
22
C-
Negative terminal of the voltage doubler charge pump capacitor.
24
23
GND
Ground connection.
25
24
VCC
Device power supply pin (3.0V to 5.5V).
26
V+
Regulated +5.5V output generated by the charge pump.
27
C+
Positive terminal of the voltage doubler charge pump capacitor.
28
NC
No connection.
-
9, 6, 25, 32
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| SP3244EER1-L/TR | 功能描述:RS-232接口集成電路 Int. +3V to +5.5V RS232 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: |
| SP3244EEY-L | 功能描述:RS-232接口集成電路 Int. +3V to +5.5V RS232 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: |
| SP3244EEY-L/TR | 功能描述:RS-232接口集成電路 Int. +3V to +5.5V RS232 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: |
| SP3245E | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:3.0V to 5.5V RS-232 Transceivers with Auto On-Line㈢ Plus |
| SP3245ECA-L | 功能描述:RS-232接口集成電路 1Mbps +3V to +5.5V RS-232 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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