參數(shù)資料
型號(hào): PCD4440T
廠商: NXP SEMICONDUCTORS
元件分類(lèi): 無(wú)繩電話(huà)/電話(huà)
英文描述: Analog voice scrambler/descrambler
中文描述: TELECOM, CORDLESS, SCRAMBLER/DESCRAMBLER, PDSO8
封裝: 7.50 MM, PLASTIC, SOT-176-1, SOP-8
文件頁(yè)數(shù): 13/20頁(yè)
文件大小: 105K
代理商: PCD4440T
1996 Dec 20
13
Philips Semiconductors
Product specification
Analog voice scrambler/descrambler
PCD4440T
9
APPLICATIONS
Fig.12 CT0 handset with direct (Manchester code) data system.
handbook, full pagewidth
MGG733
RF
SECTION
MICROCONTROLLER
PCD33xxA
A/D CONVERTER
antenna
DESCRAMBLER
PCD4440T
EXPANDOR
1/2 NE577
SCRAMBLER
PCD4440T
COMPRESSOR
1/2 NE577
DETECTOR
LCD DRIVER
LCD DISPLAY
data in
data out
mod
TX
RX
I
2
C-bus
RSSI
power down RX
power down TX
VREF
KEYPAD
1
2
3
4
5
6
7
8
0
9
#
*
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