C8051F127 Silicon Laboratories Inc, C8051F127 Datasheet - Page 223
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C8051F127
Manufacturer Part Number
C8051F127
Description
IC 8051 MCU 128K FLASH 64TQFP
Manufacturer
Silicon Laboratories Inc
Series
C8051F12xr
Specifications of C8051F127
Core Processor
8051
Core Size
8-Bit
Speed
50MHz
Connectivity
EBI/EMI, SMBus (2-Wire/I²C), SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Number Of I /o
32
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Ram Size
8.25K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 3.6 V
Data Converters
A/D 8x8b, 8x10b; D/A 2x12b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
64-TQFP, 64-VQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
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Silicon Laboratories Inc
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Silicon Laboratories Inc
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C8051F127R
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Silicon Laboratories Inc
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17.4.2. Non-multiplexed Configuration
In Non-multiplexed mode, the Data Bus and the Address Bus pins are not shared. An example of a Non-
multiplexed Configuration is shown in Figure 17.2. See
page 227
E
M
I
F
for more information about Non-multiplexed operation.
A[15:0]
D[7:0]
/WR
/RD
Figure 17.2. Non-multiplexed Configuration Example
ADDRESS BUS
DATA BUS
Rev. 1.4
(Optional)
C8051F120/1/2/3/4/5/6/7
Section “17.6.1. Non-multiplexed Mode” on
V
DD
8
C8051F130/1/2/3
A[15:0]
I/O[7:0]
CE
WE
OE
64K X 8
SRAM
223
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