C8051F705-GQ Silicon Laboratories Inc, C8051F705-GQ Datasheet - Page 238
![IC 8051 MCU 15K FLASH 48-TQFP](/photos/12/17/121724/c8051f705-gq_sml.jpg)
C8051F705-GQ
Manufacturer Part Number
C8051F705-GQ
Description
IC 8051 MCU 15K FLASH 48-TQFP
Manufacturer
Silicon Laboratories Inc
Series
C8051F70xr
Specifications of C8051F705-GQ
Core Processor
8051
Core Size
8-Bit
Speed
25MHz
Connectivity
SMBus (2-Wire/I²C), SPI, UART/USART
Peripherals
Cap Sense, POR, PWM, WDT
Number Of I /o
39
Program Memory Size
15KB (15K x 8)
Program Memory Type
FLASH
Eeprom Size
32 x 8
Ram Size
512 x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 3.6 V
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
48-TQFP, 48-VQFP
Processor Series
C8051F7x
Core
8051
Data Bus Width
8 bit
Data Ram Size
512 B
Interface Type
I2C, SMBus, SPI, UART
Maximum Clock Frequency
25 MHz
Number Of Programmable I/os
39
Number Of Timers
4
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
PK51, CA51, A51, ULINK2
Development Tools By Supplier
C8051F700DK
Minimum Operating Temperature
- 40 C
For Use With
336-1635 - DEV KIT FOR C8051F700
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Data Converters
-
Lead Free Status / Rohs Status
Details
Other names
336-1613
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
C8051F705-GQ
Manufacturer:
TI/NSC
Quantity:
210
Company:
Part Number:
C8051F705-GQ
Manufacturer:
Silicon Laboratories Inc
Quantity:
10 000
Company:
Part Number:
C8051F705-GQR
Manufacturer:
Silicon Laboratories Inc
Quantity:
10 000
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C8051F70x/71x
238
Table 30.5. SMBus Status Decoding: Hardware ACK Disabled (EHACK = 0) (Continued)
0010 0
0001 0
0000 1
1100
1110
Values Read
Values Read
Table 30.6. SMBus Status Decoding: Hardware ACK Enabled (EHACK = 1)
0
0
0
1 X
1 X
1 X
0 X
0
0
0
1
Lost arbitration while attempt-
ing a repeated START.
Lost arbitration due to a
detected STOP.
Lost arbitration while transmit-
ting a data byte as master.
A master START was gener-
ated.
A master data or address byte
was transmitted; NACK
received.
A master data or address byte
was transmitted; ACK
received.
Current SMbus State
Current SMbus State
Rev. 1.0
Abort failed transfer.
Reschedule failed transfer.
Abort failed transfer.
Reschedule failed transfer.
Abort failed transfer.
Reschedule failed transfer.
Load slave address + R/W into
SMB0DAT.
Set STA to restart transfer.
Abort transfer.
Load next data byte into
SMB0DAT.
End transfer with STOP.
End transfer with STOP and start
another transfer.
Send repeated START.
Switch to Master Receiver Mode
(clear SI without writing new data
to SMB0DAT). Set ACK for initial
data byte.
Typical Response Options
Typical Response Options
Values to
Values to
0
1
0
1
0
1
0
1
0
0
0
1
1
0
Write
Write
0 X
0 X
0 X
0 X
0 0
0 0
0 X 1100
0 X
1 X
0 X 1100
1 X
1 X
0 X
0 1
1000
1110
1110
1110
1110
1110
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