參數(shù)資料
型號: MAX1238KEEE
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類: ADC
英文描述: 2.7V to 3.6V and 4.5V to 5.5V, Low-Power, 4-/12-Channel, 2-Wire Serial, 12-Bit ADCs
中文描述: 12-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO16
封裝: 0.150 INCH, 0.025 INCH PITCH, QSOP-16
文件頁數(shù): 8/22頁
文件大?。?/td> 407K
代理商: MAX1238KEEE
M
2.7V to 3.6V and 4.5V to 5.5V, Low-Power,
4-/12-Channel, 2-Wire Serial, 12-Bit ADCs
8
_______________________________________________________________________________________
Pin Description
PIN
MAX1236
MAX1237
MAX1238
MAX1239
NAME
DESCRIPTION
1, 2, 3
1, 2, 3
4
8
16, 15, 14
AIN0
AIN2
AIN3
AIN7
AIN8
AIN10
Analog Inputs
4
AIN3/REF
Analog Input 3/Reference Input or Output. Selected in the setup
register (see Tables 1 and 6).
13
AIN11/REF
Analog Input 11/Reference Input or Output. Selected in the setup
register (see Tables 1 and 6).
5
6
7
8
9
10
11
12
SCL
SDA
GND
V
DD
Clock Input
Data Input/Output
Ground
Positive Supply. Bypass to GND with a 0.1μF capacitor.
t
HD.STA
t
SU.DAT
t
HIGH
t
R
t
F
t
HD.DAT
t
HD.STA
S
Sr
A
SCL
SDA
t
SU.STA
t
LOW
t
BUF
t
SU.STO
P
S
t
HD.STA
t
SU.DAT
t
HIGH
t
FCL
t
HD.DAT
t
HD.STA
S
Sr
A
SCL
SDA
t
SU.STA
t
LOW
t
BUF
t
SU.STO
S
t
RCL
t
RCL1
HS-MODE
F/S-MODE
A. F/S-MODE 2-WIRE SERIAL INTERFACE TIMING
B. HS-MODE 2-WIRE SERIAL INTERFACE TIMING
t
FDA
t
RDA
t
t
R
t
F
P
Figure 1. 2-Wire Serial Interface Timing
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