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參數資料
| 型號： | UBA2050A |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | One-chip telephone ICs with speech, dialler and ringer functions(帶語音，撥號及振鈴功能的單片電話芯片) |
| 中文描述： | 一個有語言，撥號及鈴聲功能（帶語音，撥號及振鈴功能的單片電話芯片集成電路芯片的電話） |
| 文件頁數： | 6/52頁 |
| 文件大小： | 278K |
| 代理商： | UBA2050A |
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2000 May 19
6
Philips Semiconductors
Product specification
One-chip telephone ICs with speech,
dialler and ringer functions
UBA2050(A); UBA2051(A;C)
PINNING
Note
1.
The cradle switch and the two positions ‘handset on the cradle’ and ‘handset lifted’ are further on in this document
referred to as ‘hook-switch’, respectively ‘on-hook’ and ‘off-hook’ position.
SYMBOL
PIN
DESCRIPTION
UBA2050
UBA2050A
UBA2051
UBA2051A UBA2051C
LN
SLPE
REG
IR
AGC
1
2
3
4
5
1
2
3
4
5
1
2
3
4
5
1
2
3
4
5
1
2
3
4
5
positive line terminal
slope (DC resistance) adjustment
line voltage regulator decoupling
receive amplifier input
automatic gain control and line-loss
compensation
DTMF transmit input
stabilized supply for dialler and
ringer parts
oscillator input
dial pulse/flash output (active LOW)
dial mode output
DTMF mode indication output
chip enable/cradle switch input;
note 1
chipenable/frequencydiscrimination
input
melody (ringer) output/DTMF
generator output
keytone output
keyboard input/output C4
keyboard input/output C3
keyboard input/output C2
keyboard input/output C1
keyboard input/output R4
keyboard input/output R3
keyboard input/output R2
keyboard input/output R1
negative line terminal
earpiece amplifier output
gain adjustment earpiece amplifier
receive amplifier output
non-inverting microphone amplifier
input
inverting microphone amplifier input
supply for speech/transmission part
and peripherals
DTMF
V
DD
6
7
6
7
6
7
6
7
6
7
XTAL
DP/FL
DMO
LED
CE/CSI
8
9
10
11
8
9
10
11
8
9
10
11
8
9
10
11
8
9
11
CE/FDI
12
12
12
12
12
MDY/TONE
13
13
13
13
13
KT
C4
C3
C2
C1
R4
R3
R2
R1
GND
QR
GAR
RX
MIC+
14
15
16
17
18
19
20
21
22
23
24
25
26
14
15
16
17
18
19
20
21
22
23
24
25
26
10
14
15
16
17
18
19
20
21
22
23
24
25
26
14
15
16
17
18
19
20
21
22
23
24
25
26
14
15
16
17
18
19
20
21
22
23
24
25
26
MIC
V
CC
27
28
27
28
27
28
27
28
27
28
相關PDF資料 |
PDF描述 |
|---|---|
| UBA2051 | One-chip telephone ICs with speech, dialler and ringer functions |
| UBA2051A | One-chip telephone ICs with speech, dialler and ringer functions |
| UBA2051AT | One-chip telephone ICs with speech, dialler and ringer functions |
| UBA2051C | One-chip telephone ICs with speech, dialler and ringer functions |
| UBA2051CT | One-chip telephone ICs with speech, dialler and ringer functions |
相關代理商/技術參數 |
參數描述 |
|---|---|
| UBA2050AT | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:One-chip telephone ICs with speech, dialler and ringer functions |
| UBA2050T | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:One-chip telephone ICs with speech, dialler and ringer functions |
| UBA2051 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:One-chip telephone ICs with speech, dialler and ringer functions |
| UBA2051A | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:One-chip telephone ICs with speech, dialler and ringer functions |
| UBA2051AT | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:One-chip telephone ICs with speech, dialler and ringer functions |
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