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參數(shù)資料
| 型號： | TDA9923AHW |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | ADC |
| 英文描述： | 4-CH 12-BIT RESISTANCE LADDER ADC, SERIAL ACCESS, PQFP48 |
| 封裝： | 7 X 7 MM, 1.00 MM HEIGHT, PLASTIC, MS-026, SOT545-3, QFP-48 |
| 文件頁數(shù)： | 15/20頁 |
| 文件大?。?/td> | 118K |
| 代理商： | TDA9923AHW |
9397 750 14207
Koninklijke Philips Electronics N.V. 2006. All rights reserved.
Objective data sheet
Rev. 01 — 6 February 2006
4 of 20
Philips Semiconductors
TDA9923A
Quad 12-bit, up to 40 Msample/s analog-to-digital converter
7.
Pinning information
7.1 Pinning
7.2 Pin description
Fig 2.
Pin conguration
TDA9923AHW
GND1
GND4
VCCO1
VCCO2
VCCD1
VCCD4
CLKI
SCLK
CLKIN
SDAT
STDBY
SST
VCCD2
VCCD3
VCCA1
VCCA6
VRB1
VRB2
VRT1
VRT2
VCCA2
VCCA5
GND2
GND3
SELDC1
DCLKP
VI1N
DCLKN
VI1P
DAT1P
V
CCA3
DAT1N
VI2N
DAT2P
VI2P
DAT2N
VI3P
DAT3P
VI3N
DAT3N
V
CCA4
DAT4P
VI4P
DAT4N
VI4N
SELDC2
DSTP
DSTN
001aac133
1
2
3
4
5
6
7
8
9
10
11
12
36
35
34
33
32
31
30
29
28
27
26
25
13
14
15
16
17
18
19
20
21
22
23
48
47
46
45
44
43
42
41
40
39
38
37
24
Table 3:
Pin description
Symbol
Pin
Description
GND1
1
ground 1
VCCO1
2
output stages supply voltage 1
VCCD1
3
digital supply voltage 1
CLKI
4
clock input
CLKIN
5
complementary clock input
STDBY
6
standby control input (active HIGH); all output bits are logic 0 when standby is
enabled
VCCD2
7
digital supply voltage 2
VCCA1
8
analog supply voltage 1
VRB1
9
reference voltage bottom input; channels 1 and 2
VRT1
10
reference voltage top input; channels 1 and 2
VCCA2
11
analog supply voltage 2
GND2
12
ground 2
SELDC1
13
DC-coupled input signal selection (active HIGH); channels 1 and 2
VI1N
14
complementary analog input signal; channel 1
VI1P
15
analog input signal; channel 1
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