C8051F351 Silicon Laboratories Inc, C8051F351 Datasheet - Page 189
C8051F351
Manufacturer Part Number
C8051F351
Description
IC 8051 MCU 8K FLASH 28MLP
Manufacturer
Silicon Laboratories Inc
Series
C8051F35xr
Specifications of C8051F351
Core Processor
8051
Core Size
8-Bit
Speed
50MHz
Connectivity
SMBus (2-Wire/I²C), SPI, UART/USART
Peripherals
POR, PWM, Temp Sensor, WDT
Number Of I /o
17
Program Memory Size
8KB (8K x 8)
Program Memory Type
FLASH
Ram Size
768 x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 3.6 V
Data Converters
A/D 8x24b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
28-VQFN Exposed Pad, 28-HVQFN, 28-SQFN, 28-DHVQFN
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
C8051F351-GM
Manufacturer:
SiliconL
Quantity:
5
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Master Mode Timing
T
T
T
T
Slave Mode Timing
T
T
T
T
T
T
T
T
T
†
T
MCKH
MCKL
MIS
MIH
SE
SD
SEZ
SDZ
CKH
CKL
SIS
SIH
SOH
Parameter
SYSCLK
is equal to one period of the device system clock (SYSCLK) in ns.
SCK High Time
SCK Low Time
MISO Valid to SCK Sample Edge
SCK Sample Edge to MISO Change
NSS Falling to First SCK Edge
Last SCK Edge to NSS Rising
NSS Falling to MISO Valid
NSS Rising to MISO High-Z
SCK High Time
SCK Low Time
MOSI Valid to SCK Sample Edge
SCK Sample Edge to MOSI Change
SCK Shift Edge to MISO Change
†
†
(See Figure 21.12 and Figure 21.13)
(See Figure 21.10 and Figure 21.11)
Table 21.1. SPI Slave Timing Parameters
Description
Rev. 0.4
C8051F350/1/2/3
1*T
1*T
2*T
2*T
5*T
5*T
2*T
2*T
Min
SYSCLK
SYSCLK
SYSCLK
SYSCLK
SYSCLK
SYSCLK
SYSCLK
SYSCLK
20
0
4*T
4*T
4*T
Max
SYSCLK
SYSCLK
SYSCLK
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
189
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