MAX186BCPP+ Maxim Integrated Products, MAX186BCPP+ Datasheet - Page 22
![IC DAS 8CH 12BIT T/H LP 20-DIP](/photos/6/58/65812/175-20-dip_sml.jpg)
MAX186BCPP+
Manufacturer Part Number
MAX186BCPP+
Description
IC DAS 8CH 12BIT T/H LP 20-DIP
Manufacturer
Maxim Integrated Products
Type
Data Acquisition System (DAS), ADCr
Datasheet
1.MAX188DCPP.pdf
(24 pages)
Specifications of MAX186BCPP+
Resolution (bits)
12 b
Sampling Rate (per Second)
133k
Data Interface
Serial
Voltage Supply Source
Dual ±
Voltage - Supply
±5V
Operating Temperature
0°C ~ 70°C
Mounting Type
Through Hole
Package / Case
20-DIP (0.300", 7.62mm)
Number Of Adc Inputs
8
Architecture
SAR
Conversion Rate
133 KSPs
Resolution
12 bit
Input Type
Voltage
Interface Type
4-Wire (SPI, QSPI, MICROWIRE, TMS320)
Voltage Reference
Internal 4.096 V
Supply Voltage (max)
5 V
Maximum Power Dissipation
889 mW
Maximum Operating Temperature
+ 70 C
Mounting Style
Through Hole
Input Signal Type
Single-Ended, Pseudo-Differential, Differential
Minimum Operating Temperature
0 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Low-Power, 8-Channel,
Serial 12-Bit ADCs
Figure 20. MAX186/MAX188 Assembly-Code Listing (continued)
22
***** Initialize QSPI Command RAM *****
***** Initialize QSPI Transmit RAM *****
READ186:
;This routine triggers the QSPI microsequencer to autonomously
;trigger conversions on all 8 channels of the MAX186. Each
;conversion result is stored in the receive data RAM.
***** Interrupts/Exceptions *****
BDM: BGND
______________________________________________________________________________________
LDD
STD
LDAA
STAA
LDAA
STAA
STAA
STAA
STAA
STAA
STAA
STAA
LDAA
STAA
LDD
LDD
LDD
LDD
LDD
LDD
LDD
LDD
LDD
PULB
PULA
RTS
PSHA
LDAA
ORAA
STAA
PULA
RTS
SPCR2
#$0800
#$008F
#$00CF
#$009F
#$00DF
#$00AF
#$00EF
#$00BF
#$00FF
#$0000
$FD40
$FD41
$FD42
$FD43
$FD44
$FD45
$FD46
$FD47
$FD48
SPCR1
#$80
#$C0
#$40
#$80
SPCR1
;exception vectors point here
;CONT=1,BITSE=0,DT=0,DSCK=0,PCS0=ACTIVE
;CONT=0,BITSE=1,DT=0,DSCK=0,PCS0=ACTIVE
;CONT=1,BITSE=1,DT=0,DSCK=0,PCS0=ACTIVE
;store first byte in COMMAND RAM
;just set SPE
;set ENDQP to $8 for 9 transfers
;set delay between transfers
STD
STD
STD
STD
STD
STD
STD
STD
STD
$FD20
$FD22
$FD24
$FD26
$FD28
$FD2A
$FD2C
$FD2E
$FD30