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參數(shù)資料
| 型號： | CMX208 |
| 英文描述： | ISDN Dual Telephony Protocol Engine?? |
| 中文描述： | 綜合業(yè)務數(shù)字網(wǎng)電話協(xié)議雙引擎？？ |
| 文件頁數(shù)： | 4/25頁 |
| 文件大小： | 335K |
| 代理商： | CMX208 |
ISDN Dual Telephony Protocol Engine
CMX208
1999
Consumer Microcircuits Limited
1999
Chiron Technology Limited
4
D/208/1
1.3
Signal List
S1 Package
80QFP
Signal
Description
Pin No.
Name
Type
1
SCL
O/P
EEPROM - Serial Clock
2
SDA
BI
EEPROM - Serial Data
3
ISDNRST
O/P
ISDN S-interface Chip Reset
4
N/C
O/P
Do not make any connection to this pin
5
N/C
O/P
Do not make any connection to this pin
6
N/C
O/P
Do not make any connection to this pin
7
RSTN
I/P
CMX208 Chip Reset (active low)
8
DV
DD1
Power
The digital positive supply rail. Levels and voltages are
dependent upon this supply. This pin should be
decoupled to DV
SS
by a capacitor
The output of the on-chip Xtal oscillator inverter
9
XTALN
O/P
10
XTAL
I/P
The input to the oscillator inverter from the Xtal circuit
11
DV
SS1
LED1
Power
The digital negative supply rail (ground)
12
O/P
POTS Port 1 Off-Hook Indicator (HK1)
13
LED2
O/P
POTS Port 2 Off-Hook Indicator (HK2)
14
N/C
O/P
Do not make any connection to this pin
15
LED4
O/P
POTS Port 2 Call Connected Indicator (CN2)
16
N/C
O/P
Do not make any connection to this pin
17
N/C
O/P
Do not make any connection to this pin
18
N/C
O/P
Do not make any connection to this pin
19
LED8
O/P
ISDN Line Activated Indicator (AR)
20
STN
O/P
Watchdog Timer Stimulus
21
LED9
O/P
POTS Port 1 Call Connected Indicator (CN1)
22
WRN
O/P
Memory Write Access Strobe
23
RDN
O/P
Memory Read Access Strobe
24
A19
O/P
Memory and Peripheral Address Bus
25
A18
O/P
Memory and Peripheral Address Bus
26
A17
O/P
Memory and Peripheral Address Bus
27
A16
O/P
Memory and Peripheral Address Bus
28
A15
O/P
Memory and Peripheral Address Bus
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PDF描述 |
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| CMX218 | ISDN Data and Telephony-Protocol Engine??? |
| CMX228 | ISDN Protocol Engine? D-Channel Data?? |
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| CMX208S1 | 制造商:CMLMICRO 制造商全稱:CML Microcircuits 功能描述:ISDN Dual Telephony Protocol Engine |
| CMX20T | 制造商:APart 功能描述: |
| CMX218 | 制造商:CMLMICRO 制造商全稱:CML Microcircuits 功能描述:ISDN Data/Telephony Protocol Engine |
| CMX218S1 | 制造商:CMLMICRO 制造商全稱:CML Microcircuits 功能描述:ISDN Data/Telephony Protocol Engine |
| CMX228 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:ISDN Protocol Engine? D-Channel Data?? |
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