参数资料
型号: ADS6242IRGZTG4
厂商: TEXAS INSTRUMENTS INC
元件分类: ADC
英文描述: 2-CH 14-BIT PROPRIETARY METHOD ADC, SERIAL ACCESS, PQCC48
封装: 7 X 7 MM, GREEN, PLASTIC, QFN-48
文件页数: 16/76页
文件大小: 3497K
代理商: ADS6242IRGZTG4
www.ti.com
PIN CONFIGURATION (2-WIRE INTERFACE)
P0023-05
ADS624x
RGZPACKAGE
(TOP VIEW)
LGND
A
VDD
LVDD
NC
CAP
CFG4
RESET
CM
LVDD
AGND
CLKP
AVDD
CLKM
AGND
CFG3
INA_M
CFG2
INA_P
CFG1
AGND
A
VDD
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
LVDD
DA0_M
LGND
DA0_P
SCLK
DA1_M
SDATA
DA1_P
SEN
DCLK_M
PDNA
DCLK_P
PDNB
FCLK_M
AGND
FCLK_P
AGND
DB0_M
INB_M
DB0_P
INB_P
DB1_M
AGND
DB1_P
36
35
34
33
32
31
30
29
28
27
26
25
48
47
46
45
44
43
42
41
40
39
38
37
PAD
SLAS542A – MAY 2007 – REVISED JULY 2007
PIN ASSIGNMENTS (2-WIRE INTERFACE)
PINS
NO.
I/O
OF
DESCRIPTION
NAME
NO.
PINS
SUPPLY AND GROUND PINS
AVDD
7,13,24
3
Analog power supply
6,8,9,12,17,
AGND
9
Analog ground
20,25,28,29
LVDD
2,5,36
3
Digital power supply
LGND
1,35
2
Digital ground
INPUT PINS
CLKP, CLKM
18,19
I
2
Differential input clock pair
Differential input signal pair, channel A. If unused, the pins should be tied to VCM. Do not
INA_P, INA_M
11,10
I
2
float.
Differential input signal pair, channel B. If unused, the pins should be tied to VCM. Do not
INB_P, INB_M
26,27
I
2
float.
CAP
3
I
1
Connect 2nF capacitor from pin to ground
Copyright 2007, Texas Instruments Incorporated
23
Product Folder Link(s): ADS6245 ADS6244 ADS6243 ADS6242
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