MAX1236 Ver la hoja de datos (PDF) - Maxim Integrated
Número de pieza
componentes Descripción
Fabricante
MAX1236
Maxim Integrated
MAX1236 Datasheet PDF : 22 Pages
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2.7V to 3.6V and 4.5V to 5.5V, Low-Power,
4-/12-Channel, 2-Wire Serial, 12-Bit ADCs
PIN
MAX1236
MAX1237
1, 2, 3
—
—
MAX1238
MAX1239
1, 2, 3
4–8
16, 15, 14
4
—
—
13
5
9
6
10
7
11
8
12
Pin Description
NAME
DESCRIPTION
AIN0–AIN2
AIN3–AIN7
AIN8–AIN10
AIN3/REF
AIN11/REF
SCL
SDA
GND
VDD
Analog Inputs
Analog Input 3/Reference Input or Output. Selected in the setup
register (see Tables 1 and 6).
Analog Input 11/Reference Input or Output. Selected in the setup
register (see Tables 1 and 6).
Clock Input
Data Input/Output
Ground
Positive Supply. Bypass to GND with a 0.1µF capacitor.
A. F/S-MODE 2-WIRE SERIAL INTERFACE TIMING
SDA
tSU.DAT
tLOW
SCL
tHD.DAT
tSU.STA
tHD.STA
tR
tF t
tBUF
tSU.STO
tHD.STA
S
tHIGH
tR
tF
B. HS-MODE 2-WIRE SERIAL INTERFACE TIMING
SDA
tSU.DAT
tLOW
SCL
tHD.DAT
Sr
A
P
S
tRDA
tFDA
tSU.STA
tHD.STA
tBUF
tSU.STO
tHD.STA
S
tHIGH
tRCL
tFCL
Figure 1. 2-Wire Serial Interface Timing
Sr
HS-MODE
tRCL1
A
P
S
F/S-MODE
8 _______________________________________________________________________________________
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