C8051F920-GQ Silicon Laboratories Inc, C8051F920-GQ Datasheet - Page 277
C8051F920-GQ
Manufacturer Part Number
C8051F920-GQ
Description
IC 8051 MCU 32K FLASH 32-LQFP
Manufacturer
Silicon Laboratories Inc
Series
C8051F9xxr
Specifications of C8051F920-GQ
Program Memory Type
FLASH
Program Memory Size
32KB (32K x 8)
Package / Case
32-LQFP
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
24
Ram Size
4.25K x 8
Voltage - Supply (vcc/vdd)
0.9 V ~ 3.6 V
Data Converters
A/D 23x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Processor Series
C8051F9x
Core
8051
Data Bus Width
8 bit
Data Ram Size
4.25 KB
Interface Type
UART, SPI, SMBus
Maximum Clock Frequency
25 MHz
Number Of Programmable I/os
24
Number Of Timers
4
Operating Supply Voltage
0.9 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
C8051F930DK
Minimum Operating Temperature
- 40 C
On-chip Adc
23-ch x 10-bit
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
336-1473 - KIT DEV C8051F920,F921,F930,F931
Eeprom Size
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
336-1469
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
C8051F920-GQ
Manufacturer:
Silicon Laboratories Inc
Quantity:
10 000
Company:
Part Number:
C8051F920-GQR
Manufacturer:
SILICOM
Quantity:
1 000
Company:
Part Number:
C8051F920-GQR
Manufacturer:
Silicon Laboratories Inc
Quantity:
10 000
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Master Mode Timing
T
T
T
T
Slave Mode Timing
T
T
T
T
T
T
T
T
T
T
*Note: T
MCKH
MCKL
MIS
MIH
SE
SD
SEZ
SDZ
CKH
CKL
SIS
SIH
SOH
SLH
Parameter
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).
*
(See Figure 24.10 and Figure 24.11)
*
(See Figure 24.8 and Figure 24.9)
Table 24.1. SPI Slave Timing Parameters
Description
Rev. 1.1
C8051F93x-C8051F92x
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
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
277
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