C8051F122 Silicon Laboratories Inc, C8051F122 Datasheet - Page 285
C8051F122
Manufacturer Part Number
C8051F122
Description
IC 8051 MCU FLASH 128K 100TQFP
Manufacturer
Silicon Laboratories Inc
Series
C8051F12xr
Specifications of C8051F122
Core Processor
8051
Core Size
8-Bit
Speed
100MHz
Connectivity
EBI/EMI, SMBus (2-Wire/I²C), SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Number Of I /o
64
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Ram Size
8.25K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Data Converters
A/D 8x8b, 8x10b; D/A 2x12b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
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*Note: T
Parameter
T
T
T
T
T
T
T
T
T
T
T
T
MCKH
MCKL
T
T
CKH
SOH
SDZ
CKL
SLH
MIH
SEZ
MIS
SIH
SIS
SD
SE
SYSCLK
SCK High Time
SCK Low Time
MISO Valid to SCK Shift Edge
SCK Shift 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
Last SCK Edge to MISO Change
(CKPHA = 1 ONLY)
is equal to one period of the device system clock (SYSCLK).
Slave Mode Timing* (See Figure 20.10 and Figure 20.11)
Master Mode Timing* (See Figure 20.8 and Figure 20.9)
Table 20.1. SPI Slave Timing Parameters
Description
Rev. 1.4
C8051F120/1/2/3/4/5/6/7
1 x T
1 x T
1 x T
2 x T
2 x T
5 x T
5 x T
2 x T
2 x T
6 x T
SYSCLK
C8051F130/1/2/3
Min
SYSCLK
SYSCLK
SYSCLK
SYSCLK
SYSCLK
SYSCLK
SYSCLK
SYSCLK
SYSCLK
0
+ 20
4 x T
4 x T
4 x T
8 x T
Max
SYSCLK
SYSCLK
SYSCLK
SYSCLK
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
285
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