FIGURE 14. MODEM I" />
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參數(shù)資料
| 型號(hào): |
XR19L402IL48-F |
| 廠商: |
Exar Corporation |
| 文件頁(yè)數(shù): |
38/49頁(yè) |
| 文件大?。?/td>
| 0K |
| 描述: |
IC UART/TXRX RS485 48QFN |
| 標(biāo)準(zhǔn)包裝: |
260 |
| 特點(diǎn): |
*
|
| 通道數(shù): |
2,DUART
|
| FIFO's: |
64 字節(jié)
|
| 規(guī)程: |
RS485
|
| 電源電壓: |
3.3V,5V
|
| 帶自動(dòng)流量控制功能: |
是
|
| 帶IrDA 編碼器/解碼器: |
是
|
| 帶故障啟動(dòng)位檢測(cè)功能: |
是
|
| 帶調(diào)制解調(diào)器控制功能: |
是
|
| 帶CMOS: |
是
|
| 安裝類型: |
表面貼裝
|
| 封裝/外殼: |
48-VFQFN 裸露焊盤
|
| 供應(yīng)商設(shè)備封裝: |
48-QFN-EP(7x7)
|
| 包裝: |
托盤
|

FIGURE 14. MODEM INPUT/OUTPUT TIMING
IOW#
RTS#
DTR#
CD#
CTS#
DSR#
INT
IOR#
RI#
T
WDO
T
MOD
T
MOD
T
RSI
T
MOD
Activ
e
Change of state
Activ
e
Activ
e
Activ
e
Change of state
Activ
e
Activ
e
XR19L402
43
REV. 1.0.3
TWO CHANNEL INTEGRATED UART AND RS-485 TRANSCEIVER
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