參數(shù)資料
型號(hào): PCD3312C
廠商: NXP Semiconductors N.V.
英文描述: DTMF/modem/musical-tone generators
中文描述: 雙音多頻/調(diào)制解調(diào)器/音樂(lè),音調(diào)發(fā)生器
文件頁(yè)數(shù): 21/28頁(yè)
文件大?。?/td> 176K
代理商: PCD3312C
1996 Nov 21
21
Philips Semiconductors
Product specification
DTMF/modem/musical-tone generators
PCD3311C; PCD3312C
12 APPLICATION INFORMATION
Fig.23 PCD3311C driven by microcontroller with parallel data bus.
handbook, halfpage
MBH669
3
6
9
A
B
C
D
2
5
8
0
1
4
7
GENERAL
PURPOSE
MICROCONTROLLER
(4 or 8-BIT)
OSCI OSCO STROBE
D0
D5
MODE
VDD
VSS
TONE
PCD3311C
data bus
mute
VSS
VDD
Fig.24 PCD3312C driven by microcontroller PCF84C21A. The PCF84C21A is a single-chip 8-bit microcontroller
with 2 kbytes ROM and I
2
C-bus. The same application is possible with the PCD3311C with MODE = V
SS
.
handbook, halfpage
MGG544
4 pF
3
6
9
A
B
C
D
2
5
8
0
1
4
7
TELEPHONY
MICROCONTROLLER
PCF84C21A
OSCI OSCO
OSCI OSCO
A0
VSS
VDD
SCL
SDA
TONE
PCD3312C
3.58 MHz
I
2
C bus
mute
VSS
VDD
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