Datasheet

300ksps/400ksps, Single-Supply, 4-Channel,
Serial 12-Bit ADCs with Internal Reference
22 ______________________________________________________________________________________
SCLK
DIN
DOUT
SSTRB
SEL2START SEL1 SEL0 PD1 PD0
CS
UNI/BIP SGI/DIF
B10 B1
MSB
B0
HIGH IMPEDANCE
HIGH IMPEDANCE
Figure 18. MAX1282/MAX1283-to-TMS320 Serial Interface
Typical Operating Circuit
V
DD
I/O
SCK (SK)
MOSI (SO)
MISO (SI)
V
SS
SSTRB
DOUT
DIN
SCLK
COM
GND
V
DD2
V
DD1
CH3
4.7µF
0.1µF
CH0
0 TO
+2.5V
ANALOG
INPUTS
MAX1282
MAX1283
CPU
SHDN
CS
+5V OR
+3V
REF
0.01µF
REFADJ
Chip Information
TRANSISTOR COUNT: 4286
PROCESS: BiCMOS
MAX1282/MAX1283