C8051F988-GM Silicon Laboratories Inc, C8051F988-GM Datasheet - Page 21
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C8051F988-GM
Manufacturer Part Number
C8051F988-GM
Description
IC MCU 8BIT 4KB FLASH 24QFN
Manufacturer
Silicon Laboratories Inc
Series
C8051F9xxr
Specifications of C8051F988-GM
Program Memory Type
FLASH
Program Memory Size
4KB (4K x 8)
Package / Case
24-UQFN Exposed Pad, 24-HUQFN
Core Processor
8051
Core Size
8-Bit
Speed
25MHz
Connectivity
SMBus (2-Wire/I²C), SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Number Of I /o
17
Ram Size
512 x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 3.6 V
Data Converters
A/D 10x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Processor Series
C8051F9x
Core
8051
Data Ram Size
512 B
Interface Type
I2C, SMBus, Enhanced UART, Enhanced SPI
Maximum Clock Frequency
7 KHz
Number Of Programmable I/os
17
Number Of Timers
4
Operating Supply Voltage
2.4 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
PK51, CA51, A51, ULINK2
Development Tools By Supplier
C8051F996DK
Minimum Operating Temperature
- 40 C
On-chip Adc
10 bit, 10 Channel
On-chip Dac
10 bit, 4 Channel
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
336-1959-5
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C2CK/RST
C2CK/RST
GND
GND
VDD
VDD
Programming
Programming
Reset/PMU
C2D
Reset/PMU
C2D
Power On
Power On
Hardware
Hardware
Debug /
Debug /
XTAL1
XTAL2
XTAL3
XTAL4
XTAL1
XTAL2
XTAL3
XTAL4
Wake
Reset
Wake
Reset
VREG
VREG
SmaRTClock
SmaRTClock
Low Power
Low Power
24.5 MHz
24.5 MHz
Precision
Oscillator
Oscillator
Oscillator
Precision
Oscillator
Oscillator
Oscillator
Oscillator
Oscillator
External
External
20 MHz
20 MHz
Power
Power
Controller Core
Digital
System Clock
Controller Core
Digital
System Clock
Circuit
Configuration
Circuit
Configuration
Program Memory
Program Memory
Figure 1.7. C8051F987 Block Diagram
Figure 1.8. C8051F988 Block Diagram
CIP-51 8051
256 Byte SRAM
256 Byte XRAM
CIP-51 8051
256 Byte SRAM
8 kB ISP Flash
4 kB ISP Flash
SYSCLK
SYSCLK
Engine
Engine
CRC
CRC
SFR
SFR
Bus
Bus
Rev. 1.0
Internal
10-bit
ADC
VREF
Timers 0,
Timers 0,
SMBus
SMBus
6-bit
IREF
6-bit
IREF
UART
1, 2, 3
Analog Peripherals
UART
1, 2, 3
Analog Peripherals
Digital Peripherals
PCA/
WDT
Digital Peripherals
PCA/
WDT
Port I/O Configuration
SPI
Port I/O Configuration
SPI
Crossbar Control
Crossbar Control
CP0
CP0
External
C8051F99x-C8051F98x
VREF
Comparator
Comparator
M
A
U
X
+
+
Crossbar
-
Crossbar
-
Decoder
Decoder
Priority
Priority
IREF0
IREF0
Sensor
VREF
Temp
GND
VDD
GND
Drivers
Drivers
Drivers
Drivers
Drivers
Drivers
Port 0
Port 1
Port 0
Port 1
Port 2
Port 2
P1.0
P1.1
P1.0
P1.1
P0.2/XTAL1
P0.3/XTAL2
P0.2/XTAL1
P0.3/XTAL2
P0.0
P0.1
P0.4/TX
P0.5/RX
P0.6
P0.7/IREF0
P1.0/CP0+
P1.1/CP0-
P1.2
P1.3
P1.4
P1.5
P1.6/XTAL3
P0.0/VREF
P0.1/AGND
P0.4/TX
P0.5/RX
P0.6/CNVSTR
P0.7/IREF0
P1.0/CP0+
P1.1/CP0-
P1.2
P1.3
P1.4
P1.5
P1.6/XTAL3
P1.7/XTAL4
P2.7/C2D
P1.7/XTAL4
P2.7/C2D
21
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