C8051F321-GM Silicon Laboratories Inc, C8051F321-GM Datasheet - Page 202
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C8051F321-GM
Manufacturer Part Number
C8051F321-GM
Description
IC 8051 MCU 16K FLASH 28MLP
Manufacturer
Silicon Laboratories Inc
Series
C8051F32xr
Datasheets
1.C8051F320-TB.pdf
(250 pages)
2.C8051F321-GMR.pdf
(2 pages)
3.C8051F321-GM.pdf
(256 pages)
Specifications of C8051F321-GM
Program Memory Type
FLASH
Program Memory Size
16KB (16K x 8)
Package / Case
28-VQFN Exposed Pad, 28-HVQFN, 28-SQFN, 28-DHVQFN
Core Processor
8051
Core Size
8-Bit
Speed
25MHz
Connectivity
SMBus (2-Wire/I²C), SPI, UART/USART, USB
Peripherals
Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Number Of I /o
21
Ram Size
2.25K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 3.6 V
Data Converters
A/D 13x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Processor Series
C8051F3x
Core
8051
Data Bus Width
8 bit
Data Ram Size
2.25 KB
Interface Type
I2C/SMBus/SPI/UART/USB
Maximum Clock Frequency
25 MHz
Number Of Programmable I/os
21
Number Of Timers
4
Operating Supply Voltage
2.7 V to 3.6 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
PK51, CA51, A51, ULINK2
Development Tools By Supplier
C8051F320DK
Minimum Operating Temperature
- 40 C
On-chip Adc
13-ch x 10-bit or 17-ch x 10-bit
No. Of I/o's
21
Ram Memory Size
1280Byte
Cpu Speed
25MHz
No. Of Timers
4
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
336-1480 - DAUGHTER CARD TOOLSTCK C8051F321770-1006 - ISP 4PORT FOR SILABS C8051F MCU336-1449 - ADAPTER PROGRAM TOOLSTICK F321336-1260 - DEV KIT FOR C8051F320/F321
Eeprom Size
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
336-1261
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
C8051F321-GM
Manufacturer:
SiliconL
Quantity:
4 364
Part Number:
C8051F321-GM
Manufacturer:
SILICON LABS/芯科
Quantity:
20 000
Part Number:
C8051F321-GMR
Manufacturer:
SILICON LABS/芯科
Quantity:
20 000
C8051F320/1
202
Table 17.5. Timer Settings for Standard Baud Rates Using an External Oscillator
Table 17.6. Timer Settings for Standard Baud Rates Using an External Oscillator
Frequency: 11.0592 MHz
Target
Baud Rate
(bps)
Frequency: 3.6864 MHz
Target
Baud Rate
(bps)
230400
115200
230400
115200
230400
115200
230400
115200
57600
28800
14400
57600
28800
14400
57600
28800
14400
57600
28800
14400
9600
2400
1200
9600
9600
2400
1200
9600
Baud Rate
% Error
Baud Rate%
Error
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
†
†
SCA1-SCA0 and T1M bit definitions can be found in
SCA1-SCA0 and T1M bit definitions can be found in
Divide
Factor
Divide
Factor
Oscillator
Oscillator
1152
4608
9216
1152
1536
3072
192
384
768
192
384
768
128
256
384
128
256
384
48
96
48
96
16
32
64
16
32
64
Rev. 1.1
Timer Clock
Source
SYSCLK / 12
SYSCLK / 12
SYSCLK / 12
SYSCLK / 48
Timer Clock
Source
SYSCLK / 12
SYSCLK / 12
EXTCLK / 8
EXTCLK / 8
EXTCLK / 8
EXTCLK / 8
EXTCLK / 8
EXTCLK / 8
EXTCLK / 8
EXTCLK / 8
EXTCLK / 8
EXTCLK / 8
EXTCLK / 8
EXTCLK / 8
SYSCLK
SYSCLK
SYSCLK
SYSCLK
SYSCLK
SYSCLK
SYSCLK
SYSCLK
SYSCLK
SYSCLK
X = Don’t care
X = Don’t care
SCA1-SCA0
(pre-scale select)
SCA1-SCA0
(pre-scale select)
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
00
00
00
10
00
00
11
11
11
11
11
11
11
11
11
11
11
11
†
†
Section
Section
T1M
T1M
1
1
0
0
0
0
0
0
1
1
1
1
1
0
0
0
0
0
1
1
0
0
0
0
1
0
0
0
†
†
19.1.
19.1.
Timer 1
Reload
Value (hex)
Timer 1
Reload
Value (hex)
0xD0
0xA0
0xD0
0xA0
0xFD
0xFA
0xD0
0xB8
0xC0
0xC0
0xFE
0xFC
0xE8
0xE0
0xF4
0xE8
0xF8
0xF0
0xE0
0xFF
0xF8
0xF0
0xE8
0x40
0x40
0x80
0x40
0x80