參數(shù)資料
型號: ADS7953SRHBT
廠商: TEXAS INSTRUMENTS INC
元件分類: ADC
英文描述: 16-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PQCC32
封裝: GREEN, PLASTIC, PQFP-32
文件頁數(shù): 6/63頁
文件大小: 1734K
代理商: ADS7953SRHBT
SLAS605A – JUNE 2008 – REVISED JANUARY 2010
www.ti.com
TERMINAL FUNCTIONS - TSSOP PACKAGES (continued)
DEVICE NAME
ADS7953
ADS7952
ADS7951
ADS7950
ADS7957
ADS7956
ADS7955
ADS7954
PIN NAME
I/O
FUNCTION
ADS7961
ADS7960
ADS7959
ADS7958
PIN NO.
11, 12, 13,
15, 16
11, 13, 15,
Pins internally not connected, do not float these pins
14
16, 17, 19
TERMINAL FUNCTIONS - QFN PACKAGES
DEVICE NAME
ADS7953
ADS7952
ADS7951
ADS7950
ADS7957
ADS7956
ADS7955
ADS7954
PIN NAME
I/O
FUNCTION
ADS7961
ADS7960
ADS7959
ADS7958
PIN NO.
REFERENCE
31
24
REFP
I
Reference input
30
23
REFM
I
Reference ground
ADC ANALOG INPUT
3
4
AINP
I
Signal input to ADC
4
5
AINM
I
ADC input ground
MULTIPLEXER
2
3
MXO
O
Multiplexer output
20
18
13
11
Ch0
I
Analog-input channels for multiplexer
19
17
12
10
Ch1
I
18
16
11
9
Ch2
I
17
15
10
8
Ch3
I
16
14
9
-
Ch4
I
15
13
8
-
Ch5
I
14
12
7
-
Ch6
I
13
11
6
-
Ch7
I
12
10
-
Ch8
I
11
9
-
Ch9
I
10
8
-
Ch10
I
9
7
-
Ch11
I
8
-
Ch12
I
7
-
Ch13
I
6
-
Ch14
I
5
-
Ch15
I
DIGITAL CONTROL SIGNALS
23
16
CS
I
Chip select input
24
17
SCLK
I
Serial clock input
25
18
SDI
I
Serial data input
26
19
SDO
O
Serial data output
GENERAL PURPOSE INPUT / OUTPUT: This pin has programmable dual functionality. Refer to Table 8 for functionality programming
29
22
GPIO0
I/O
General purpose input or output
High alarm or
O
Active high output indicating high alarm or high/low
High/Low
alarm depending on programming
alarm
POWER SUPPLY AND GROUND
21, 32
1, 14
+VA
Analog power supply
14
Copyright 2008–2010, Texas Instruments Incorporated
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