C8051F581-IMR Silicon Labs, C8051F581-IMR Datasheet - Page 23

• Manufacturer Part Number: C8051F581-IMR
• Description: 8-bit Microcontrollers - MCU 50MIPS 128kB 8kB SPI
• Manufacturer: Silicon Labs

Specifications of C8051F581-IMR

• Rohs: yes
• Core: 8051
• Processor Series: C8051
• Data Bus Width: 8 bit

Note: The suffix of the part number indicates the device rating and the package. All devices are RoHS compliant.

All of these devices are also available in an automotive version. For the automotive version, the -I in the
ordering part number is replaced with -A. For example, the automotive version of the C8051F580-IM is the
C8051F580-AM.
The -AM and -AQ devices receive full automotive quality production status, including AEC-Q100 qualifica-
tion, registration with International Material Data System (IMDS) and Part Production Approval Process
(PPAP) documentation. PPAP documentation is available at www.silabs.com with a registered and NDA
approved user account. The -AM and -AQ devices enable high volume automotive OEM applications with
their enhanced testing and processing. Please contact Silicon Labs sales for more information regarding 
–AM and -AQ devices for your automotive project.
Table 2.1. Product Selection Guide
C8051F580-IQ
C8051F580-IM
C8051F581-IQ
C8051F581-IM
C8051F582-IQ
C8051F582-IM
C8051F583-IQ
C8051F583-IM
C8051F584-IQ
C8051F584-IM
128
128
128 — — 40
128 — — 40
128
128
128 — — 25 — QFP-32 C8051F588-IM 128
128 — — 25 — QFN-32 C8051F589-IM 128 — — 33
96
96
 
 
 
 
 
 
40
40
25 — QFP-32 C8051F587-IQ 96
25 — QFN-32 C8051F587-IM 96
40
40






QFP-48 C8051F585-IQ 96
QFN-48 C8051F585-IM 96
QFP-48 C8051F586-IQ 96
QFN-48 C8051F586-IM 96
QFP-48 C8051F590-IM 96
QFN-48 C8051F591-IM 96
Rev. 1.2
C8051F58x/F59x
— — 40
— — 40
 
 
— — 25 — QFP-32
— — 25 — QFN-32
 
 
— — 33
25 — QFP-32
25 — QFN-32
33
33






QFP-48
QFN-48
QFN-40
QFN-40
QFN-40
QFN-40
23